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How can I see the size of files and directories in linux? [closed]
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answered Jul 30 '12 at 10:59
mk..mk..
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++someVariable vs. someVariable++ in JavaScript
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250
Same as in other languages:
++x (pre-increment) means "increment the variable; the value of th...
Generate array of all letters and digits
...g ruby, is it possible to make an array of each letter in the alphabet and 0-9 easily?
7 Answers
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Nested JSON objects - do I have to use arrays for everything?
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204
You don't need to use arrays.
JSON values can be arrays, objects, or primitives (numbers or st...
实战Nginx与PHP（FastCGI）的安装、配置与优化 - 更多技术 - 清泛网 - 专注...
...wnloads/下载对应的PHP-FPM源码包，这里下载的是php-5.2.13-fpm-0.5.13.diff.gz。
需要注意，在下载软件包版本时，尽量使PHP和PHP-FPM版本一致，如果版本之间相差太大，可以会出现兼容问题。
2.配置安装环境
安装PHP需要下面软件包的支...
Maintain aspect ratio of div but fill screen width and height in CSS?
... breaking the ratio and without scrollbars!
(PURE) CSS
div
{
width: 100vw;
height: 56.25vw; /* height:width ratio = 9/16 = .5625 */
background: pink;
max-height: 100vh;
max-width: 177.78vh; /* 16/9 = 1.778 */
margin: auto;
position: absolute;
top:0;bottom:0; /* ve...
App restarts rather than resumes
... Today a QA tester reported an app of mine restarting rather than resuming from the stock launcher in Android M.
In reality, the system was adding the launched activity to the current task-stack, but it appeared to the user as if a restart had occurred and they'd lost their work. The sequence was:
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How to trim white spaces of array values in php
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edited Sep 20 '19 at 8:55
Sebastian Viereck
3,7503333 silver badges4141 bronze badges
answ...
Loading/Downloading image from URL on Swift
I'd like to load an image from a URL in my application, so I first tried with Objective-C and it worked, however, with Swift, I've a compilation error:
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Why does (1 in [1,0] == True) evaluate to False?
...arison operator chaining here. The expression is translated to
(1 in [1, 0]) and ([1, 0] == True)
which is obviously False.
This also happens for expressions like
a < b < c
which translate to
(a < b) and (b < c)
(without evaluating b twice).
See the Python language documentat...