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How to restart a rails server on Heroku?
...hrc or .bash_aliases file as described at:
https://askubuntu.com/questions/17536/how-do-i-create-a-permanent-bash-alias and
Creating permanent executable aliases
Then you can just type hra app_name
You can restart a specific remote, e.g. "staging" with:
heroku restart -a app_name -r remote_name
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Cannot pass null argument when using type hinting
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PHP 7.1 or newer (released 2nd December 2016)
You can explicitly declare a variable to be null with this syntax
function foo(?Type $t) {
}
this will result in
$this->foo(new Type()); // ok
$this->foo(null); // ok
$this-&...
In Hibernate Validator 4.1+, what is the difference between @NotNull, @NotEmpty, and @NotBlank?
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319
@NotNull: The CharSequence, Collection, Map or Array object is not null, but can be empty.
@Not...
App Inventor 2 OCR 自研拓展：离线图片文字识别（Tesseract 5） · App Inventor 2 中文网
... 拓展下载
.aix 最新拓展下载：
cn.fun123.OCR.aix - v2.0
内置简体中文 chi_sim 轻量模型，安装后即可离线识别
注：本拓展包含原生库（.so），联机调试需 2026-07 之后的新版 AI 伴侣；打包 APK 不受影...
git produces Gtk-WARNING: cannot open display
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edited Jun 27 '13 at 7:07
answered Apr 19 '13 at 12:19
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Check to see if a string is serialized?
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10 Answers
10
Active
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Calculate total seconds in PHP DateInterval
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answered Jul 5 '10 at 0:01
BenBen
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MySQL Select Date Equal to Today
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answered Oct 1 '12 at 17:07
BarmarBarmar
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jQuery: Wait/Delay 1 second without executing code
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177
$.delay is used to delay animations in a queue, not halt execution.
Instead of using a while ...