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Comprehensive beginner's virtualenv tutorial? [closed]

...answered Apr 30 '11 at 22:07 Mark PopeMark Pope 10.5k1010 gold badges4343 silver badges5757 bronze badges ...
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iOS start Background Thread

... If you use performSelectorInBackground:withObject: to spawn a new thread, then the performed selector is responsible for setting up the new thread's autorelease pool, run loop and other configuration details – see "Using NSObject to Spawn a Thread" in Ap...
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How many system resources will be held for keeping 1,000,000 websocket open? [closed]

Websocket is good, but would it be able to handle 1,000,000 concurrent connections? How many system resources will be held for keeping 1,000,000 websocket open? ...
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adb server version doesn't match this client

...me out because ADB from Genymotion conflicted with your ADB from Android SDK(using same port number), to fix this simply go to settings => choose ADB tab => click on the option Use custom Android SDK Tools and set your SDK folder after you configure this, try to restart your adb by going in...
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Initializing IEnumerable In C#

... Ok, adding to the answers stated you might be also looking for IEnumerable<string> m_oEnum = Enumerable.Empty<string>(); or IEnumerable<string> m_oEnum = new string[]{}; ...
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Getting visitors country from their IP

...>geoplugin_continentCode ); break; case "address": $address = array($ipdat->geoplugin_countryName); if (@strlen($ipdat->geoplugin_regionName) >= 1) $address[] = $ipdat-...
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Write lines of text to a file in R

...answered Mar 18 '10 at 13:54 MarkMark 97.8k1515 gold badges150150 silver badges212212 bronze badges ...
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Find and replace with sed in directory and sub directories

... Your find should look like that to avoid sending directory names to sed: find ./ -type f -exec sed -i -e 's/apple/orange/g' {} \; share | imp...
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Are static variables shared between threads?

...ility. If they are accessible any thread can get at them, so you're more likely to see concurrency problems because they're more exposed. There is a visibility issue imposed by the JVM's memory model. Here's an article talking about the memory model and how writes become visible to threads. You can'...
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Launching an application (.EXE) from C#?

... Use System.Diagnostics.Process.Start() method. Check out this article on how to use it. Process.Start("notepad", "readme.txt"); string winpath = Environment.GetEnvironmentVariable("windir"); string path = System.IO.Path.GetDirectoryName( System.Windows.Forms.A...