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Is there a regular expression to detect a valid regular expression?
... (?: [^\]\\]+ | \\. )* \]
| \( (?:\?[:=!]|\?<[=!]|\?>)? (?1)?? \) # parenthesis, with recursive content
| \(\? (?:R|[+-]?\d+) \) # recursive matching
)
(?: (?:[?+*]|\{\d+(?:,\d*)?\}) [?+]? )? # quantifiers
| \| ...
Conditions for automatic generation of default/copy/move ctor and copy/move assignment operator?
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137
In the following, "auto-generated" means "implicitly declared as defaulted, but not defined as...
How can I check the syntax of Python script without executing it?
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edited Dec 8 '11 at 22:57
Daniel Fischer
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“[notice] child pid XXXX exit signal Segmentation fault (11)” in apache error.log [closed]
...ook at the backtrace. Do something like this:
$ ps -ef|grep httpd
0 681 1 0 10:38pm ?? 0:00.45 /Applications/MAMP/Library/bin/httpd -k start
501 690 681 0 10:38pm ?? 0:00.02 /Applications/MAMP/Library/bin/httpd -k start
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Now attach gdb to one of the child proce...
How to convert comma-separated String to List?
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1044
Convert comma separated String to List
List<String> items = Arrays.asList(str.split("\...
What are the differences between PMD and FindBugs?
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151
I'm using both. I think they complement each other.
As you said, PMD works on source code and...
What does “atomic” mean in programming?
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381
Here's an example, because an example is often clearer than a long explanation. Suppose foo is a...
Extract TortoiseSVN saved password
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edited May 23 '17 at 11:46
Community♦
111 silver badge
answered Jan 25 '11 at 14:14
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What's the best way to limit text length of EditText in Android
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1422
Documentation
Example
android:maxLength="10"
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How to create duplicate allowed attributes
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185
Stick a AttributeUsage attribute onto your Attribute class (yep, that's mouthful) and set Allo...