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Test if string is a number in Ruby on Rails
...at(string) rescue false
end
And then call it like this:
my_string = '12.34'
is_number?( my_string )
# => true
Extend String Class.
If you want to be able to call is_number? directly on the string instead of passing it as a param to your helper function, then you need to define is_number? a...
How do I escape spaces in path for scp copy in Linux?
...s you can do (in bash):
scp user@example.com:"'web/tmp/Master File 18 10 13.xls'" .
scp user@example.com:"web/tmp/Master\ File\ 18\ 10\ 13.xls" .
scp user@example.com:web/tmp/Master\\\ File\\\ 18\\\ 10\\\ 13.xls .
share
...
How to determine the encoding of text?
...
230
Correctly detecting the encoding all times is impossible.
(From chardet FAQ:)
However, som...
Forgot “git rebase --continue” and did “git commit”. How to fix?
...see if that's an easier solution for you. https://stackoverflow.com/a/12163247/493106
I'd have to try it out, but I think this is what I would do:
Tag your latest commit (or just write down its SHA1 somewhere so you don't lose it): git tag temp
git rebase --abort
Do the rebase again. You'll have ...
How to see the changes in a Git commit?
...5
manmal
3,49111 gold badge2727 silver badges3939 bronze badges
answered Jul 10 '13 at 6:23
Nevik RehnelNevik ...
Is it possible to style a select box? [closed]
...ldn't be too hard to roll your own.
Here's one: https://gist.github.com/1139558 (Used to he here, but it looks like the site is down.)
Use it like this:
$('#myselectbox').selectbox();
Style it like this:
div.selectbox-wrapper ul {
list-style-type:none;
margin:0px;
padding:0px;
}
div.sele...
Open Cygwin at a specific folder
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edited Jul 30 '18 at 8:51
Toolkit
8,67066 gold badges4848 silver badges5656 bronze badges
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How to change theme for AlertDialog
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366
In Dialog.java (Android src) a ContextThemeWrapper is used. So you could copy the idea and do ...
Configuring IntelliJ IDEA for unit testing with JUnit
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134
Press Ctrl+Shift+T in the code editor.
It will show you popup with suggestion to create a test....
C#对象序列化与反序列化 - 更多技术 - 清泛网 - 专注IT技能提升
...) .NET支持对象序列化的几种方式
(2) 几种序列化的区别
(3) 使用特性对序列化的控制
2. 使用二进制序列化和反序列化
(1) 二进制序列化与反序列化的程序示例
(2) 总结
3. 使用SOAP方式序列化和反序列化
(1) SOAP序列化与反序列化...