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Regex to match a digit two or four times
...t;-- alternation: four digits or two
\d{2}(?:\d{2})? <-- two digits, and optionally two more
(?:\d{2}){1,2} <-- two digits, times one or two
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How do I set the default font size in Vim?
...ith Vim. I already made research on the web, but all the solutions I found and tried did not work.
5 Answers
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Concatenating null strings in Java [duplicate]
... s = null;
s = s + "hello";
System.out.println(s); // prints "nullhello"
and compiles it into bytecode as if you had instead written this:
String s = null;
s = new StringBuilder(String.valueOf(s)).append("hello").toString();
System.out.println(s); // prints "nullhello"
(You can do so yourself b...
Clearing localStorage in javascript?
.... I know this because I have set an "instance" property on my model to a random number on initialize, and, for a given id, the instance property is always the same.
– sydneyos
Oct 4 '14 at 0:46
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How to get current route in Symfony 2?
...') is not reliable because it is for debug purpose only (symfony dev said) and does not work if request is forwarded... see supernova's answer which are documented and are more fail-safe
– luiges90
Nov 14 '12 at 2:38
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How to change font of UIButton with Swift
...leLabel?.font = UIFont.boldSystemFont(ofSize: 16)
where "boldSystemFont" and "16" can be replaced with your custom font and size.
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.prop('checked',false) or .removeAttr('checked')?
...ect for modern browsers because the attribute represents the initial value and the property represents the current (dynamic) value.
It is almost always a mistake to use .removeAttr( "checked" ) on a DOM element. The only time it might be useful is if the DOM is later going to be serialized back to a...
How to checkout in Git by date?
...-27 13:37" master`
Note the --first-parent if you want only your history and not versions brought in by a merge. That's what you usually want.
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Where does Xcode 4 store Scheme Data?
I'm just starting to use Xcode 4, and I'm trying to find the file in a project where it stores all of a project's Schemes. I figured they would be stored in a file in the xcodeproj directory somewhere, but for the life of me I can't find which one.
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Is there a way to loop through a table variable in TSQL without using a cursor?
... — set based operations will perform faster in every case I can think of and will normally use simpler code.
Depending on your data it may be possible to loop using just SELECT statements as shown below:
Declare @Id int
While (Select Count(*) From ATable Where Processed = 0) > 0
Begin
Se...