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How does C compute sin() and other math functions?
I've been poring through .NET disassemblies and the GCC source code, but can't seem to find anywhere the actual implementation of sin() and other math functions... they always seem to be referencing something else.
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Convert a Git folder to a submodule retrospectively?
Quite often it is the case that you're writing a project of some kind, and after a while it becomes clear that some component of the project is actually useful as a standalone component (a library, perhaps). If you've had that idea from early on, then there's a fair chance that most of that code is ...
How to concatenate strings with padding in sqlite
...operator is "concatenate" - it joins together the two strings of
its operands.
From http://www.sqlite.org/lang_expr.html
For padding, the seemingly-cheater way I've used is to start with your target string, say '0000', concatenate '0000423', then substr(result, -4, 4) for '0423'.
Update: Looks...
Why would someone use WHERE 1=1 AND in a SQL clause?
Why would someone use WHERE 1=1 AND <conditions> in a SQL clause (Either SQL obtained through concatenated strings, either view definition)
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MySQL COUNT DISTINCT
...love SQL because you get questions like "How do I count distinct user IDs" and the answer is just "Count(Distinct user_id)"
– Tim
Nov 13 '18 at 15:29
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TypeError: Illegal Invocation on console.log.apply
... Same argument applies to other functions such as console.log() and document.writeln(). So, always provide the correct execution context if using call() or apply(). Alternately, use bind() as @JohnWilliams has pointed out.
– Alan C. S.
Jun 29 '16 at ...
Get the client IP address using PHP [duplicate]
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The below both functions are equivalent with the difference only in how and from where the values are retrieved.
getenv() is used to get the value of an environment variable in PHP.
// Function to get the client IP address
function get_client_ip() {
$ipaddress = '';
if (getenv('HTTP_CLI...
AngularJs ReferenceError: $http is not defined
...'$http', function($scope,$http) {
//$http is working in this
}]);
and It has worked well.
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Should I use JSLint or JSHint JavaScript validation? [closed]
I am currently validating my JavaScript against JSLint and making progress on, it's assisting me to write better JavaScript - in particular in working with the Jquery library.
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Making an array of integers in iOS
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Yes, and given the [presumably] expert-level optimisations under the hood of NSArray, I'm sure you won't feel the performance hit.
– dreamlax
Jul 27 '10 at 2:03
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