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用户界面（UI）组件 · App Inventor 2 中文网
...齐
表示屏幕内容如何水平对齐的数字，含义如下：
1 （左对齐）
2 （右对齐）
3 （水平居中）
垂直对齐
表示屏幕内容如何垂直对齐的数字，含义如下：
1 （顶部对齐）
2 （垂直居中）
3 （底部对齐...
How do you know what to test when writing unit tests? [closed]
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Align button at the bottom of div using CSS
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You can use position:absolute; to absolutely position an element within a parent div.
When usin...
Functional style of Java 8's Optional.ifPresent and if-not-Present?
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Is [UIScreen mainScreen].bounds.size becoming orientation-dependent in iOS8?
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Skip Git commit hooks
...ry-run push.
Only git push --no-verify would skip the hook.
Note: Git 2.14.x/2.15 improves the --no-verify behavior:
See commit 680ee55 (14 Aug 2017) by Kevin Willford (``).
(Merged by Junio C Hamano -- gitster -- in commit c3e034f, 23 Aug 2017)
commit: skip discarding the index if there i...
What is your single most favorite command-line trick using Bash? [closed]
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105 Answers
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How to assign a heredoc value to a variable in Bash?
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How to find out if you're using HTTPS without $_SERVER['HTTPS']
...mpatible with IIS.
From the PHP.net documentation and user comments :
1) Set to a non-empty value if the script was queried through the HTTPS protocol.
2) Note that when using ISAPI with IIS, the value will be "off" if the request was not made through the HTTPS protocol. (Same behaviour ha...