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Error: free(): invalid next size (fast):

...rror I'm getting? I'm compiling C++ using g++ on Ubuntu 10.10. It pops up randomly when I run the executable (maybe 2 times in 8 hours, with 10 compiles an hour). However, if I make clean and recompile it goes away most of the time. ...
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Fastest way to implode an associative array with keys

...function. So, if it's not for a URL, is this really faster than array_walk and what if you don't want it encoded? – e-motiv Jan 31 '14 at 23:12 10 ...
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Unsubscribe anonymous method in C#

...or me because the desired behavior was to unsubscribe after the event was handled. Example: MyEventHandler foo = null; foo = delegate(object s, MyEventArgs ev) { Console.WriteLine("I did it!"); MyEvent -= foo; }; MyEvent += foo; ...
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Facebook Callback appends '#_=_' to Return URL

...rect_uri when this field is left blank. Please ensure that your app can handle this behavior. To prevent this, set the redirect_uri in your login url request like so: (using Facebook php-sdk) $facebook->getLoginUrl(array('redirect_uri' => $_SERVER['SCRIPT_URI'],'scope' => 'user_about...
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How to set selected value on select using selectpicker plugin from bootstrap

...ly selected, but you didn't see it because the plugin hide the real select and show a button with an unordered list, so, if you want that the user see the selected value on the select you can do something like this: //Get the text using the value of select var text = $("select[name=selValue] option...
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RegEx: Smallest possible match or nongreedy match

... I don't know, if I'm the only one with this misunderstanding, but it's important to note: While it's true that the non-greedy operator will match as few characters as possible, it still might not be the match one is looking for. "As few characters as possible" does not equal "sh...
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How to round float numbers in javascript?

... Convert a number to a string and then back again? That can't be fast. – csl Nov 9 '12 at 14:07 ...
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How to determine if a process runs inside lxc/Docker?

...k /proc/1/cgroup. It will tell you the control groups of the init process, and when you are not in a container, that will be / for all hierarchies. When you are inside a container, you will see the name of the anchor point. With LXC/Docker containers, it will be something like /lxc/<containerid&g...
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linq where list contains any in list

...ains method for these kind of queries. I was curious by seeing your answer and checked the internal implementation and found that Intersect uses Set. Can you tell me the performance difference between those two methods? – rebornx Feb 17 '17 at 9:02 ...
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What's the opposite of head? I want all but the first N lines of a file

... @Nicholas: Weird, I figured it would be standard documentation regardless of the OS. I pulled that from Cygwin inside Windows, so I don't know what it looks like in various Linux distros. Glad it worked. – Joe Enos Aug 18 '10 ...