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Why is it bad practice to call System.gc()?
...f "you don't know what it will do," "you don't know if it will even help," and "you shouldn't need to call it anyway" are why people are so forceful in saying that generally you shouldn't call it. I think it's a case of "if you need to ask whether you should be using this, you shouldn't"
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How to save traceback / sys.exc_info() values in a variable?
I want to save the name of the error and the traceback details into a variable. Here's is my attempt.
5 Answers
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How to replace a string in multiple files in linux command line
....bak 's/foo/bar/g' *.xx moves all .xx files to the equivalent .xx.bak name and then generates the .xx files with the foo→bar substitution.
– Anaphory
Oct 4 '14 at 22:35
26
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byte + byte = int… why?
...;
So, there is no + operation on bytes, bytes are first cast to integers and the result of addition of two integers is a (32-bit) integer.
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HTTP could not register URL http://+:8000/HelloWCF/. Your process does not have access rights to thi
I'm a beginner in WCF, but trying to improve my experience. And on the first step I faced the problem. I created the simplest WCF service. The listing of code: (all the code in one file)
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How to change 'Maximum upload size exceeded' restriction in Shiny and save user file inputs?
...sing it's 5,000 KB). I'd like to remove this restriction. How can I do so, and what is there a general rule of thumb for the size of user uploads?
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What is the easiest way to push an element to the beginning of the array?
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Prepends objects to the front of self, moving other elements upwards.
And in use:
irb>> a = [ 0, 1, 2]
=> [0, 1, 2]
irb>> a.unshift('x')
=> ["x", 0, 1, 2]
irb>> a.inspect
=> "["x", 0, 1, 2]"
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What's the most concise way to read query parameters in AngularJS?
... ==> {chapterId:1, sectionId:2, search:'moby'}
EDIT: You can also get and set query parameters with the $location service (available in ng), particularly its search method: $location.search().
$routeParams are less useful after the controller's initial load; $location.search() can be called a...
Fastest hash for non-cryptographic uses?
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CRC32 is pretty fast and there's a function for it: http://www.php.net/manual/en/function.crc32.php
But you should be aware that CRC32 will have more collisions than MD5 or even SHA-1 hashes, simply because of the reduced length (32 bits compare...
PHP Regex to get youtube video ID?
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Use parse_url() and parse_str().
(You can use regexes for just about anything, but they are very easy to make an error in, so if there are PHP functions specifically for what you are trying to accomplish, use those.)
parse_url takes a stri...