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How does C compute sin() and other math functions?
... for all I know they might be well-known among floating-point experts. Sometimes a few lines of code would take several paragraphs to explain. For example, these two lines
double t = (x * hpinv + toint);
double xn = t - toint;
are used (sometimes) in reducing x to a value close to 0 that differs ...
How to handle Objective-C protocols that contain properties?
...fined in a protocol, you still need an "@synthesize" even in the modern runtime, or you need to duplicate the "@property" in your interface definition to get auto-synthesis.
– Jeffrey Harris
Jun 18 '13 at 16:34
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How to sleep for five seconds in a batch file/cmd [duplicate]
Windows's Snipping tool can capture the screen, but sometimes I want to capture the screen after five seconds, such as taking an image being displayed by the webcam. (Run the script and smile at the camera, for example.)
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Deprecated: mysql_connect()
...the warning but it´s not a good idea because can help you in future save time if an error happens (all of us knows the theory but if you work a lot of hours sometimes... brain is not there ^^ ).
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Google Sheets API Setup · App Inventor 2 中文网
... navigate to https://console.developers.google.com/. If
this is your first time using your Google Developer Account, you will be
prompted to agree to the Terms of Service. Check the box and continue.
Next, you will be on the Developer Dashboard. If you have not created a project
before, you can c...
Initialize class fields in constructor or at declaration?
... be used with readonly fields, which must be explicitly initialized by the time the constructor is finished.
– yoyo
Jul 10 '14 at 23:39
38
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What is the JavaScript equivalent of var_dump or print_r in PHP? [duplicate]
.../* repeatString() returns a string which has been repeated a set number of times */
function repeatString(str, num) {
out = '';
for (var i = 0; i < num; i++) {
out += str;
}
return out;
}
/*
dump() displays the contents of a variable like var_dump() does in PHP. dump() is...
Why isn't Python very good for functional programming? [closed]
...o feel free to add links to the various concepts. I will start when I have time later.
– Nathan Shively-Sanders
Jun 9 '11 at 15:27
6
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Making TextView scrollable on Android
...n UI so I'm going to edit the answer to make sure other people don't waste time on this "solution".
– Timmmm
Nov 9 '15 at 15:39
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show 23 mo...
Git number of commits per author on all branches
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if you need a time period, specify --since="22 Aug 2017"
– mBardos
Aug 30 '17 at 10:54
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