大约有 47,000 项符合查询结果（耗时：0.0827秒） [XML]
iOS - How to set a UISwitch programmatically
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10
Use this code to solve on/off state problem in switch in iOS
- (IBAction)btnSwitched:(id)sender...
How to change a DIV padding without affecting the width/height ?
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display: block;
}
.outer {
/* specify fixed width */
width: 300px;
padding: 0;
}
.inner {
/* specify padding, can be changed while remaining fixed width of .outer */
padding: 5px;
}
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How to print Boolean flag in NSLog?
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505
Here's how I do it:
BOOL flag = YES;
NSLog(flag ? @"Yes" : @"No");
?: is the ternary conditi...
Java HashMap performance optimization / alternative
...ted out the hashCode() method was to blame. It was only generating around 20,000 codes for 26 million distinct objects. That is an average of 1,300 objects per hash bucket = very very bad. However if I turn the two arrays into a number in base 52 I am guaranteed to get a unique hash code for every o...
How to connect an existing SQL Server login to an existing SQL Server database user of same name
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The new way (SQL 2008 onwards) is to use ALTER USER
ALTER USER OrphanUser WITH LOGIN = correctedLoginName;
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Write string to output stream
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answered Nov 1 '10 at 13:05
MForsterMForster
7,87955 gold badges2525 silver badges3030 bronze badges
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Why is the standard session lifetime 24 minutes (1440 seconds)?
... Session Handling and came across the session.gc_maxlifetime value of 1440 seconds.
I've been wondering why the standard value is 1440 and how it is calculated?
What is the basis for this calculation?
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how do I strip white space when grabbing text with jQuery?
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edited Dec 23 '08 at 13:02
answered Dec 11 '08 at 19:04
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Can inner classes access private variables?
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answered Jan 28 '09 at 1:33
Martin YorkMartin York
226k7171 gold badges302302 silver badges521521 bronze badges
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Hexadecimal To Decimal in Shell Script
... perl:
$ perl -le 'print hex("FF");'
255
with printf :
$ printf "%d\n" 0xFF
255
with python:
$ python -c 'print(int("FF", 16))'
255
with ruby:
$ ruby -e 'p "FF".to_i(16)'
255
with node.js:
$ nodejs <<< "console.log(parseInt('FF', 16))"
255
with rhino:
$ rhino<<EOF
prin...