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Quick Way to Implement Dictionary in C
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why is here hashval = *s + 31 * hashval; exactly 31 and not anything else?
– アレックス
Sep 25 '14 at 8:50
14
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Why aren't variable-length arrays part of the C++ standard?
... space available, isn't good. The argument is, if you know the size beforehand, you can use a static array. And if you don't know the size beforehand, you will write unsafe code.
C99 VLAs could provide a small benefit of being able to create small arrays without wasting space or calling constructo...
javac is not recognized as an internal or external command, operable program or batch file [closed]
...emove old Java paths.
Add the new Java path to PATH.
Edit JAVA_HOME.
Close and re-open console/IDE.
Welcome!
You have encountered one of the most notorious technical issues facing Java beginners: the 'xyz' is not recognized as an internal or external command... error message.
In a nutshell, yo...
Return value in a Bash function
I am working with a bash script and I want to execute a function to print a return value:
9 Answers
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HTML/CSS: Make a div “invisible” to clicks?
...ct it). Would it be possible to simply make this div "invisible" to clicks and other mouse events?
5 Answers
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WheelView 拓展：滚轮选择框扩展，滚轮日历选择框和旋转日历扩展 · App In...
...picker, but can be any strings.
original code from WheelView: 效果类似android4.0以上原生的DatePicker 18
Thanks @wildcontrol to sponsor this extension
Demo picture:
this demo used 3 extensions
Download link here;
aix拓展
cn.kevinkun.WheelView.aix
demo
WheelView.aia
Whee...
What is the difference between display: inline and display: inline-block?
What exactly is the difference between the inline and inline-block values of CSS display ?
5 Answers
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Difference between “git add -A” and “git add .”
The command git add [--all|-A] appears to be identical to git add . . Is this correct? If not, how do they differ?
11 An...
Angular ng-repeat Error “Duplicates in a repeater are not allowed.”
...'s part. It would be very, very easy to miss this issue during development and testing because your array never contained duplicates, only to have your app explode in production when it gets exposed to dupes for the first time. I've built Angular apps before without knowing about the "no dupes" rest...
How to make asynchronous HTTP requests in PHP
...). The best you can do is to set a low timeout on fsockopen to 0.1 (100ms) and $my_timeout to 100ms. You risk though, that the request timeout.
– Chris Cinelli
Oct 24 '12 at 23:22
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