![]() ![]() This is also true for the Unruh effect: If the original version cannot be demonstrated for practical rea-sons, then another quantum system can be created and examined in order to see the effect there. "In contrast, analog black holes can be readily produced right here in the lab." Cisco Gooding from the Black Hole laboratory emphasizes. "Simulating one system with another has been especially useful for understanding black holes, since real black holes are effectively inaccessible," Dr. "This means that you can often learn something important about a particular quantum system by studying a different quantum system." One can use the same formulas to explain completely different quantum systems," says Jörg Schmiedmayer from the Vienna University of Technology. They can be shown to occur in very different systems. "Many laws of quantum physics are universal. "You would need a measuring device accelerated to almost the speed of light within a microsecond to see even a tiny Unruh-effect -we can't do that." However, there is another way to learn about this strange effect: using so-called quantum simulators. Sebastian Erne who came from the University of Nottingham to the Atomic Institute of the Vienna University of Technology as an ESQ Fellow a few months ago. "To observe the Unruh effect directly, as William Unruh described it, is completely impossible for us today," explains Dr. ![]() This is due to so-called virtual particles, which are also responsible for other important effects, such as Hawking radiation, which causes black holes to evaporate. The Unruh effect, discovered in 1976 by William Unruh, says that for a strongly accelerated observer the vacuum has a temperature. No-because what looks like a perfect vacuum to one observer can be a turbulent swarm of particles and radiation to the other. But what about the question of whether a certain area of space is empty or not? Shouldn't two observers at least agree on that? How fast does a clock tick? How long is an object? What is the wavelength of a ray of light? There is no universal answer to this, the result is relative-it depends on how fast the observer is moving. ![]() ![]() One of the basic ideas of Albert Einstein's theory of relativity is: Measurement results can depend on the state of motion of the observer. The sound is not created by the detector, rather it is hearing what is there just because of the acceleration (a non-accelerated detector would still hear nothing). This phenomenon is closely related to the Hawking radiation from black holes.Ī research team from the University of Nottingham's Black Hole Laboratory in collaboration with University of British Columbia and Vienna University of Technology has shown that instead of studying the empty space in which particles suddenly become visible when accelerating, you can create a two-dimensional cloud of ultra-cold atoms (Bose-Einstein condensate) in which sound particles, phonons, become audible to an accelerated observer in the silent phonon vacuum. The Unruh effect suggests that if you fly through a quantum vacuum with extreme acceleration, the vacuum no longer looks like a vacuum: rather, it looks like a warm bath full of particles. The team's research has been published today in the journal Physical Review Letters. So far it has not been possible to measure or observe it, but now new research from a team led by the University of Nottingham has shed light on how this could be achieved using sound particles. The Unruh effect combines quantum physics and the theory of relativity. ![]()
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![]() You will automatically join the default channels when you join a workspace. Creating a private channel in Slack How to Join a Channel To create a private Slack channel, click the menu link to create a channel, fill in the name, but this time toggle the “make channel private” option. Slack channels can also be private, meaning they won’t show up in the public list of channels and are invite-only. Content ideas from competitors by pulling RSS feeds.Channels that separate Ideas / Spitballing / Creative work from Project Work.You’ve officially created your first channel.Ĭonsider creating channels to separate communications about the following: That opens up the menu for creating a channel. Fill out the name and then click the “Create” button at the end of the page. Specifically, you need to be a “Full Member” or “Admin” to do so.Ĭlick the link “Add a channel” that is directly below the listed channels or the circled plus sign next to the “Channels” header in the menu. Provided you have the required privileges, creating a channel in Slack is very simple. On paid plans, you can also use groups to manage larger teams across multiple channels. So creating and joining the right channels is the first key to getting the most out of Slack. You use channels to separate the communication in ways that makes sense for everyone in the company. If you are an employee (or a consultant) figuring out how to use an already established Slack workspace, there are probably channels for different departments, topics, and projects. When you create a new workspace, it will always include the channels #random and #general by default. You can see all public channels in the top left corner of your Slack interface, right under the search bar and the “Threads” link. You might think of them as email threads. Slack workspace name What Is a Channel?Ĭhannels are the primary way that Slack separates information into different silos for different teams and topics. If you enter Slack through a link, you will be able to see the name of the workspace in the top left corner. Typically, the workspace’s name and URL will be the company name. Your Slack workspace is your private instance of the Slack communication software. If you’re already familiar with Slack, consider skipping to the main tricks/tips in the section on how to use Slack effectively. That’s why I’ve put together a short and sweet list of these questions and their answers here. When I’m approached by someone who is new to Slack or someone who is thinking about transitioning, I typically get the same questions over and over. So make sure you all read the official getting started guide and this post if you want to keep things short and sweet. One caveat, however, is that it won’t be a significant improvement if you and your team members don’t know how to make the most of Slack’s functions and integrations. private channels instead of email threads.real-time integration with project management/marketing/sales tools. ![]() If the only communication channels you have used so far are email, Skype, forums, and a project management tool, you’ll find several functions that will help your team increase their productivity within Slack such as: Suggested reading: still using email? Check out the best Gmail add-ons and extensions to improve your productivity. You can also directly integrate Slack with a variety of tools, for example, to get real-time updates on the status of your deployments or new content from competitor blogs. You can interact with the data in real-time, letting you edit sent messages instead of stressing out over that typo in the email you just sent to your boss. And you don’t have to worry about removing ex-employees from them either. Since the data is available on a private online platform, you don’t have to forward vital email chains to new employees. Basically, it is a private chat and collaboration room for your employees.įor many companies, it has replaced email/private forums/chat rooms as the primary internal text-based communication channel. It is a web-based, real-time communication tool available as a single application for desktops/laptops, mobile devices, and also as a web app. Officially, Slack calls its flagship product a communication hub and that’s precisely what it is. If you’re new to Slack, you might still be confused by what exactly it is. ![]() ![]() The keywords for your searches are fully customisable. The default web searches are all https (indicated by the green padlock icon) and include the following sites and services: Google Search, Google's I'm Feeling Lucky, Google Images, Google Maps, Apple Maps, Google Translate, Gmail (Open and search), Google Drive (Open and search), Twitter (Open and search for users or tweets), Wikipedia, Amazon, IMDB, eBay, Bing, Yahoo, Ask, LinkedIn, YouTube, Facebook, Flickr, Wolfram, Yubnub, DuckDuckGo, Weather Underground, Rotten Tomatoes, Pinterest, and finally Alfred Help Site search! Modifying default web searches For example, if you want to search Google Maps, start with "maps" followed by your desired search term. To take advantage of this feature, simply start your search with the specified keyword. But he's also great for helping you search the web much more efficiently than if you were to manually click on a browser icon in your Dock and only then start typing in your search terms. On this Feature page, you'll find out more about:Īlfred is great for launching applications on your desktop. You can also ask Alfred to remember past URLs you've typed with URLs and History. Want to add a niche site you love? You can add your own custom searches. We provide a wide range of default web searches for popular sites from Google and Twitter to Amazon and Wikipedia. Grievance procedures are available to interested persons by contacting either of the compliance officers/coordinators listed below.The Web Search feature makes it easy to quickly launch web searches from Alfred. Choose the category that best matches you to find out what we have to offer.Īlfred State College hereby advises students, parents, employees, and the general public that it offers employment and educational opportunities, including career and technical educational opportunities, without regard to sex, race, color, age, national origin, sexual orientation, gender identity and expression, and disability. ![]() We offer specialized advice and resources to many different people interested in Alfred State. If you have any questions about the application process or admission requirements, reach out to one of our admissions counselors. We also offer both merit-based and non-merit based scholarships, which require no additional application and are awarded to all qualifying students who apply to begin their studies in the fall/August semester. What sets Alfred State apart from other schools? We have a 98 percent employment and transfer rate, meaning that 98 percent of Alfred State graduates either have a job or transfer on to graduate school. ![]() See a complete list of our undergraduate degree programs. Alfred State is consistently ranked in the Top 25 Regional Colleges in the North by US News and World Report. Earn your Alfred State degree and Hit the ground running ®…Īlfred State College is part of the State University of New York (SUNY) system, the largest, most comprehensive higher education system in the United States. Your new skills will attract employers who are ready to hire. At Alfred State College, hands-on experience leads to career success. ![]() ![]() ![]() ![]() The lungs, gastrointestinal tract, part of the face covered. (See also Barotrauma Barotrauma Barotrauma is tissue injury caused by a change in pressure, which compresses or expands gas contained in various body structures. However, in rare cases, an office procedure or surgery might be needed. The damage is due to compressive/ expansive forces and shear, leading to overstretching of tissues. Even severe injuries, such as a ruptured eardrum or ruptured membranes of the inner ear, usually heal on their own. Barotrauma is physical tissue damage caused by an unrelieved pressure differential between a surrounding gas or fluid and an unvented body cavity (e.g., sinuses, lungs), or across a tissue plane. read more -air must move through the eustachian tube to equalize the pressure in the middle ear. Surgical treatment of airplane ear is rarely necessary. When outside air pressure changes suddenly-for example, during the ascent or descent of an airplane or a deep-sea dive Ear barotrauma (ear squeeze) Barotrauma is tissue injury caused by a change in pressure, which compresses or expands gas contained in various body structures. Harm to the eardrum can cause bleeding or other damage to the outer, middle, or. The eardrum is between the outer and middle ear. Barotrauma of the ear occurs when the pressure inside of the ear does not match the pressure outside of the ear. It can cause pain and may lead to lasting hearing loss. Normally, the eustachian tube, which connects the middle ear and the back of the nose, helps maintain equal pressure on both sides of the eardrum by allowing outside air to enter the middle ear. It's caused by a difference in pressure between the inside of the ear and the air around you. If air pressure in the ear canal from outside air and air pressure in the middle ear change rapidly or are unequal, the eardrum can be damaged. Both conditions manifest as cochleovestibular symptoms, causing difficulties in differential diagnosis and possibly delaying (or leading to inappropriate) treatment. The hearing losses were either immediate or delayed by a number of hours. Inner ear barotrauma (IEBt) and inner ear decompression sickness (IEDCS) are the two dysbaric inner ear injuries associated with diving. Faulty Electrical Devices in the Industrial Setting Could Result in the Development of Ear Barotrauma If an individual works in the industrial setting and. Care can be improved by the coordination and communication of this interprofessional team.The eardrum separates the ear canal and the middle ear. In several cases vestibular symptoms were also present. They may need evaluation by an otolaryngologist. Patients are often first seen by nurses, evaluated by primary care, emergency medicine, or hyperbaric physicians. The vertigo is typically considered mild and usually resolves with further ascent and with the use of equalization techniques to restore similar pressures between the two chambers, though it has been reported to persist for days or weeks. Numerous factors may increase the likelihood of experiencing this phenomenon, including recent upper respiratory infections, use of decongestants, or abnormal eustachian tube morphology. ![]() It is the direct result of an incongruency in middle ear pressures caused by incomplete or insufficient equalization, typically while moving from an area of higher pressure to one of lower pressure. However, it has also been reported in patients utilizing positive airway pressure breathing assistance. Īlternobaric vertigo is a benign condition that affects individuals traveling in environments with changing ambient pressures, such as SCUBA diving or aviation. After 7 days of HBOT, barotrauma was seen in 12 of the 18 patients. One can expect to experience alternobaric vertigo with differences in middle ear pressures of greater than 60 cm H2O. If a pressure differential exists between the left and right middle ears, there becomes a difference in perception across either the vestibular system that manifests symptomatically with vertiginous symptoms. As the volume of air within the closed middle ear expands or contracts with ascent or descent, relative pressure differentials across the tympanic membrane and the middle ear, as well as the middle-inner ear interfaces, are exacerbated by the expansion or contraction of the middle ear chambers as they hold different sea-level volumes of gas. This is especially true if the Eustachian tube on one side functionally closes at a different ambient pressure than the contralateral side, resulting in a larger or smaller total amount of air within the chamber as compared to the other side. While this typically does not cause individual distress at his or her home elevation, it may become problematic when changing altitudes during aviation or diving. The middle ear often becomes a functionally closed space due to obstruction or collapse of the Eustachian tube. ![]() ![]() ![]() The Safe, Fast and Easy Way to Recover Any Deleted Data on Mac. SyncMate is your all-in-one sync tool! No need to purchase several sync solutions – just download SyncMate and be sure, all your devices will be perfectly synchronized! More than that, with SyncMate you can sync all the devices mentioned above with each other (via your Mac)! You can find detailed information about SyncMate here. ![]() OS compatibility: Windows Mobile 5, 6, 6.1, 6.5 devices, Nokia S40 phones Maс OS X version must be 10.4, 10.5 or 10.6. You can sync your Mac with supported devices via Wi-Fi, USB, Bluetooth, Ethernet or Internet. SyncMate Expert also supports real-time synchronization – once you have made any changes to files or folders on your Mac or connected device, they will be immediately synchronized (option is offered for Folders plugin and available for synchronization with USB flash drives, other Macs, Sony PSP, Windows PCs only). ![]() Moreover, with SyncMate you can sync data in your Mac and supported devices automatically (AutoSync option). cab files to Windows Mobile devices right from Mac computer. With Expert Edition all users can even install any. Sync iTunes&Video, iPhoto, Safari and Firefox Bookmarks, Entourage and Mail notes, ToDo’s, Mail and even separate folders between your Mac and supported devices or accounts create, send or delete SMS messages right on your Mac computer. SyncMate Expert Edition provides all users with full access to all synchronization features. With SyncMate you can even sync your Mac Address Book and iCal with Android device! Once you’ve synced these data between Mac and Google account, it will be automatically synchronized between your Google account and Android phone (if auto sync settings are enabled in your Google account). Synchronization with Google Contacts and Google Calendar is also available. SyncMate Free Edition enables you to sync Address Book and iCal entries in your Mac with their analogues in supported devices and back up these data to Online Backup account. SyncMate is offered in two editions, Free and Expert But not any longer! With SyncMate you can easily sync various data in Mac with Windows Mobile or Nokia phones, other Mac or PC computers, PSP, USB flash drives, Google accounts and even back up data online! Keep reading for contest info. ![]() Or, you can install several sync tools in order to have all information up-to-date… In fact, synchronizing all these devices and accounts can be a real headache and you can barely imagine how much will it cost. Of course you can copy each item and entry, from your Mac to your PC, duplicate Contacts or Calendar entries from your WinMobile device to your Google account, but… this an old fashioned approach and will take a long time. Let’s suppose you have Mac and PC at home, a Windows Mobile or Nokia device in your pocket, a Google account with important Contacts and Calendar notes, a PSP device with your favorite games and you want all these devices and accounts to be synchronized. If you buy something through the links on this page, we may earn a commission at no cost to you. ![]() ![]() ![]() This method of attack can potentially grant access to all the data that is stored in memory for those running websites, including someone’s potentially personal or confidential data. This can happen when a malicious website shares a top-level domain with a non-malicious website and browsers optimize to put that website into the same process. One of the methods an attacker may use is coercing a running website to group into the same ‘isolated processes’ with that of a malicious website. While most programs are designed with this feature, recent research has revealed methods in which the vulnerability could exploit the ‘isolation’ aimed to protect a users’ data. This ‘site isolation’ is performed by running each webpage and/or browser extension in different computer processes to keep them quarantined from one another. Google’s Chrome, and other browsers, isolate webpages and/or browser extensions to prevent malicious webpages and/or browser extensions from being able to read that application’s potentially personal or confidential data. We encourage all our customers using the LastPass browser extension to review the latest developments and our recommended security steps outlined below to better protect their personal or confidential data. Google has recently released updates intended to protect against these types of attacks and prevent data from potentially being compromised on Chromium-based browsers like Chrome. The latest developments have additionally uncovered possible attack vectors or types that attempt to compromise the potentially personal or confidential data stored on any website(s) and/or browser extension(s), regardless of site or extension provider. As emerging research developed this year across the industry, we actively worked with Google’s Chromium Site Isolation Team to better understand any potential impact on browser-based password managers. Spectre had the capacity to affect any website or browser-based extension running on potentially impacted hardware.Īt that time, LogMeIn immediately began investigating and taking measures designed to limit the impact of Spectre. This vulnerability was shown to have the potential to break the isolation between running applications and allow data to be stolen from programs that are simultaneously being run on a computer. In 2018, a third-party hardware vulnerability, called Spectre, was discovered that affects most modern central processing units (or “processors” for short). ![]() ![]() In 2018 I added Roku Sticks to my TVs, plugging them directly into the TVs' HDMI ports: When transcoding to MPEG, these particular Samsung players do not allow navigating forward and back within the stream. Further complicating things is that the profile or level is not always detected, so a High 4.1 video may fail to get transcoded. Matching the codec and profile/level combo is the best we can do. Some 1080p and even 720p content can still have too-high of bitrate for this player to handle, even if it is not H.264 High 4.1, but Serviio does not yet have a way of matching files based on their bitrate. Any file containing VC-1 (despite being natively supported, the bitrate is likely to be too high for streaming).Any file containing H.264 High 4:2:2, 4:4:4, or 10 video (I made some 4:2:2 versions of DV rips).Any file containing H.264 level 4.0 to 5.1 video (QuickTime only due to the previous rule e.g.Any file containing non-QuickTime H.264 High 4.1 to 5.1 video (probably only 1080p content with bitrates too high to handle).Any file containing DTS-HD audio (I don't think this player handles it at all).Any file containing DTS audio (this player does its own DTS to DD transcoding if using optical out, but I prefer to do it myself).Any MPEG-PS (VOB) file containing PCM audio (this player cannot play such audio correctly, at least when streamed).Transcode any of the following to an MPEG-TS stream with MPEG-2 video (max.Remux any FLV file which contains H.264 video (older YouTube rips mainly).As compared to the Samsung B/C profile, which works pretty well, I am adding the following features: To enhance support for my Blu-Ray player, a BD-C6500, which is one of the older Samsung "C" models. Here's what I am using currently in my user-profiles.xml. ![]() If there are conflicts, the first match wins, so the inherited parts are always lowest priority. Those parts are inherited as if you had explicitly added that content to the end of your Transcoding section. So if you add a Transcoding section, this replaces the entire Transcoding section of the source profile, except for the parts of the source profile which have forceInheritance="true". Something not clear in the documentation: For the most part, "extending" a profile means you are actually overriding any elements you specify. ![]() A message in the serviio.log file will tell you where the error is.) If you make a crucial mistake when editing, Serviio will not start. (You don't need a special XML editor any simple text editor will do, although on Windows, Notepad is less than ideal due to quirky handling of line breaks. ("." is one or more Profile elements, as shown in the examples below.) The format is the same as for profiles.xml, i.e. Nowadays, instead of editing that file directly, you should create a new file named user-profiles.xml, and put your enhancements in there. The transcoding configuration is in device "profiles" in Serviio's %ProgramFiles%\Serviio\config\profiles.xml file. Still, you may well have to add custom support for your devices, depending on what you're trying to play. Serviio can transcode these unplayable files, and it supports many devices out of the box. For example, they might be able to play a certain format, but they don't mention that it's only if the video bitrate is under a certain threshold. ![]() 4 Serviio disappeared after router changeĭLNA devices are supposed to be able to tell Serviio what formats they can handle natively, but some do not, or they do but don't provide enough detail.1.1.5 Logitech Media Server and Squeezebox Boom support. ![]() ![]() ![]() ![]()
![]() ![]() To open the Storage Inspector, go to the menu button, click More tools and then click Web Developer Tools (or press Ctrl + Shift + I Cmd + Opt + I on the keyboard) and select Storage. Note: You can use the Storage Inspector to remove individual cookies for a specific website, via the right-click context menu. To learn more about managing site data in Firefox, see Manage local site storage settings and Enhanced Cookie Clearing. In the Removing Cookies and Site Data confirmation dialog that opens, click OK.To remove selected items, select an entry and click Remove Selected.To remove all cookies and storage data for the website, click Remove All Shown.Items that match your search will be displayed. In the Search websites field, type the name of the site whose cookies you want to remove.The Manage Cookies and Site Data dialog will appear. Select the Privacy & Security panel and go to the Cookies and Site Data section.Click the menu button and select Settings. In the Menu bar at the top of the screen, click Firefox and select Preferences.To delete cookies for any single website: Click the padlock at the left of the address bar.To delete cookies and site data for a website you're currently visiting: 4 Clear all cookies and keep other data.3 Clear all cookies, site data and cache. ![]() 1 Clear cookies for the current website. ![]() |
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