大约有 40,000 项符合查询结果（耗时：0.0437秒） [XML]
Efficient method to generate UUID String in JAVA (UUID.randomUUID().toString() without the dashes)
...ither that it's 10-20x faster (cowtowncoder.com/blog/archives/2010/10/entry_429.html); or that they don't trust randomness to produce unique ids (which is kinda funny)
– StaxMan
Oct 24 '10 at 3:30
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Is there a portable way to get the current username in Python?
... to combine os.getuid() with pwd.getpwuid():
import os
import pwd
def get_username():
return pwd.getpwuid( os.getuid() )[ 0 ]
Refer to the pwd docs for more details:
http://docs.python.org/library/pwd.html
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Parsing HTML into NSAttributedText - how to set font?
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#import "UILabel+HTML.h"
@implementation UILabel (HTML)
- (void)jaq_setHTMLFromString:(NSString *)string {
string = [string stringByAppendingString:[NSString stringWithFormat:@"<style>body{font-family: '%@'; font-size:%fpx;}</style>",
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MySQL vs MySQLi when using PHP [closed]
... It's worth noting that things have changed a lot in six years. mysql_*() is now deprecated and will be removed soon. You shouldn't use it for new code.
– user1864610
May 21 '15 at 1:47
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Algorithm to detect intersection of two rectangles?
... answered Sep 22 '08 at 15:25
m_pGladiatorm_pGladiator
7,88677 gold badges4040 silver badges6060 bronze badges
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How to install a plugin in Jenkins manually
...d to configure proxy in Jenkins using Dockerfile.
– 7_R3X
Oct 3 '18 at 11:34
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Using Mockito's generic “any()” method
... edited Jun 4 '19 at 6:26
tk_
11.9k55 gold badges6969 silver badges7878 bronze badges
answered Nov 22 '09 at 13:59
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Left-pad printf with spaces
...ructure). The indent is the number of spaces before the string.
void print_with_indent(int indent, char * string)
{
printf("%*s%s", indent, "", string);
}
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Getting the count of unique values in a column in bash
...# remove case distinctions
# remove punctuation
gsub(/[^[:alnum:]_[:blank:]]/, "", $0)
for (i = 1; i <= NF; i++)
freq[$i]++
}
END {
for (word in freq)
printf "%s\t%d\n", word, freq[word]
}
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How to clear APC cache entries?
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You can use the PHP function apc_clear_cache.
Calling apc_clear_cache() will clear the system cache and calling apc_clear_cache('user') will clear the user cache.
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