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How to check if IEnumerable is null or empty?
...e C# some capability to work with nulls, which other languages (like Ruby) completely take for granted.
– Matt Greer
Feb 18 '11 at 22:54
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try {} without catch {} possible in JavaScript?
...ually incorrect, you can have try {}; finally {} as shown in stackoverflow.com/a/5764505/68210
– Daniel X Moore
Feb 21 '14 at 21:59
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How to mark a build unstable in Jenkins when running shell scripts
...ion without installing a plugin, since jenkins version 2.26: stackoverflow.com/a/49676269/1347649
– JSoet
Oct 18 '18 at 10:56
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Best practices when running Node.js with port 80 (Ubuntu / Linode) [closed]
...at I do on my cloud instances is I redirect port 80 to port 3000 with this command:
sudo iptables -t nat -A PREROUTING -i eth0 -p tcp --dport 80 -j REDIRECT --to-port 3000
Then I launch my Node.js on port 3000. Requests to port 80 will get mapped to port 3000.
You should also edit your /etc/rc.loca...
Disable JavaScript error in WebBrowser control
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Loader lock error
...eset all), the debug window shows <mda:msg xmlns:mda="schemas.microsoft.com/CLR/2004/10/mda"> <!-- Attempting managed execution inside OS Loader lock.... etc --> <mda:loaderLockMsg break="true"/> </mda:msg> VS then presents multiple breakpoints during the CTO...
Automatically open Chrome developer tools when new tab/new window is opened
...'m a bit tired of pressing Shift + I each time I want to logging network communication to launch Developer tools because I need it always. I was not able to find an option to keep Developer Tools always enabled on startup.
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Is there some way to PUSH data from web server to browser?
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Yes, what you're looking for is COMET http://en.wikipedia.org/wiki/Comet_(programming). Other good Google terms to search for are AJAX-push and reverse-ajax.
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Statistics: combinations in Python
I need to compute combinatorials (nCr) in Python but cannot find the function to do that in math , numpy or stat libraries. Something like a function of the type:
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Dealing with “java.lang.OutOfMemoryError: PermGen space” error
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The solution was to add these flags to JVM command line when Tomcat is started:
-XX:+CMSClassUnloadingEnabled -XX:+CMSPermGenSweepingEnabled
You can do that by shutting down the tomcat service, then going into the Tomcat/bin directory and running tomcat6w.exe. Unde...