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How to make the hardware beep sound in Mac OS X 10.6
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edited Apr 13 '13 at 11:20
Arjan
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answered J...
Reducing MongoDB database file size
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As of today (2010-11-18) Dwight (speaking at the MongoDC event in Washington, DC) recommended the replicate / --repair / switch over approach if you want to compact without taking your database offline.
– David J.
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Best practices for overriding isEqual: and hash
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112
Start with
NSUInteger prime = 31;
NSUInteger result = 1;
Then for every primitive you do
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How do I make a text input non-editable?
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answered Sep 9 '10 at 11:36
BoltClock♦BoltClock
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Get itunes link for app before submitting
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117
The manual way:
Your should copy your "Apple ID" from iTunes connect and use this link:
ht...
How do you see recent SVN log entries?
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answered Feb 2 '11 at 23:30
Bert FBert F
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Expression Versus Statement
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scohe001
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answered Aug 21 '08 at 2:17
Joel Spolsky♦Joel Spo...
Correct way to define Python source code encoding
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11
Why the -*- ?
– Iulian Onofrei
Mar 29 '15 at 21:11
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Check whether a string is not null and not empty
...e as well:
if(str != null && !str.trim().isEmpty())
(since Java 11 str.trim().isEmpty() can be reduced to str.isBlank() which will also test for other Unicode white spaces)
Wrapped in a handy function:
public static boolean empty( final String s ) {
// Null-safe, short-circuit evaluat...
Regex match one of two words
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answered Jul 28 '11 at 18:03
phlogratosphlogratos
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