大约有 41,000 项符合查询结果(耗时:0.0345秒) [XML]
How to run cron job every 2 hours
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AdamAdam
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Checking for the correct number of arguments
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edited Dec 3 '10 at 1:29
answered Dec 3 '10 at 1:16
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Linux: is there a read or recv from socket with timeout?
...har*)&tv, sizeof tv);
// WINDOWS
DWORD timeout = timeout_in_seconds * 1000;
setsockopt(socket, SOL_SOCKET, SO_RCVTIMEO, (const char*)&timeout, sizeof timeout);
// MAC OS X (identical to Linux)
struct timeval tv;
tv.tv_sec = timeout_in_seconds;
tv.tv_usec = 0;
setsockopt(sockfd, SOL_SOCKET,...
How do you connect localhost in the Android emulator? [duplicate]
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Use 10.0.2.2 to access your actual machine.
As you've learned, when you use the emulator, localhost (127.0.0.1) refers to the device's own loopback service, not the one on your machine as you may expect.
You can use 10.0.2.2 to...
Correct way to convert size in bytes to KB, MB, GB in JavaScript
...return '0 Byte';
var i = parseInt(Math.floor(Math.log(bytes) / Math.log(1024)));
return Math.round(bytes / Math.pow(1024, i), 2) + ' ' + sizes[i];
}
Note : This is original code, Please use fixed version below. Aliceljm does not active her copied code anymore
Now, Fixed version unminified...
Canvas width and height in HTML5
...1;
ctx.strokeStyle = '#f00';
ctx.fillStyle = '#eff';
ctx.fillRect( 10.5, 10.5, 20, 20 );
ctx.strokeRect( 10.5, 10.5, 20, 20 );
ctx.fillRect( 40, 10.5, 20, 20 );
ctx.strokeRect( 40, 10.5, 20, 20 );
ctx.fillRect( 70, 10, 20, 20 );
ctx.strokeRect( 70, 10, 20, 20 );
ctx.strokeStyle =...
Why do some scripts omit the closing PHP tag, '?>'? [duplicate]
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answered Jul 10 '10 at 13:41
dhhdhh
3,95488 gold badges3737 silver badges5656 bronze badges
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What's a 3D doing in this HTML?
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answered Oct 25 '10 at 15:27
Chris Jester-YoungChris Jester-Young
200k4444 gold badges362362 silver badges409409 bronze badges
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What is the fastest method for selecting descendant elements in jQuery?
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answered Jul 5 '10 at 7:33
Aaron HarunAaron Harun
21.7k88 gold badges4242 silver badges6161 bronze badges
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What is data oriented design?
...che slot takes, say, 64 bytes as well. If I want to update the position of 10 balls, I have to pull in 10*64 = 640 bytes of memory into cache and get 10 cache misses. If however I can work the positions of the balls as separate units, that will only take 4*10 = 40 bytes. That fits in one cache fetch...
