大约有 15,000 项符合查询结果（耗时：0.0177秒） [XML]
Is there a perfect algorithm for chess? [closed]
...hing like 30 or so second moves, so by the third move we're looking at 360,000 alternative game states.
But chess games are (technically) finite. Huge, but finite. There's perfect information. There are defined start and end-states, There are no coin-tosses or dice rolls.
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PHP cURL vs file_get_contents
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0.1 MICROseconds (1/1,000 of a MILIseconds) ... I find that hard to believe.
– Mark Tomlin
Oct 17 '16 at 0:22
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Fast way of finding lines in one file that are not in another?
I have two large files (sets of filenames). Roughly 30.000 lines in each file. I am trying to find a fast way of finding lines in file1 that are not present in file2.
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How to hide image broken Icon using only CSS/HTML?
...w...
This also works on all browsers, even as far back as IE8 (out of 250,000+ visitors to sites I hosted in September 2015, ZERO people used something worse than IE8, meaning this solution works for literally everything).
Step 1: Reference the image as an object instead of an img. When objects f...
Is String.Format as efficient as StringBuilder
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I ran some quick performance benchmarks, and for 100,000 operations averaged over 10 runs, the first method (String Builder) takes almost half the time of the second (String Format).
So, if this is infrequent, it doesn't matter. But if it is a common operation, then you may wa...
Is it possible for a computer to “learn” a regular expression by user-provided examples?
...ach digit is one greater than the preceding digit. Even if you provide 10,000 samples of 6-digit numbers, the program cannot distinguish between #1, #4, #5, or #6 without extra instructions from the user.
– Jan Goyvaerts
Oct 24 '14 at 3:43
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Fastest way to check if a string is JSON in PHP?
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Testing with invalid JSON
$json = '{background-color:yellow;color:#000;padding:10px;width:650px;}';
$output = json_validate($json);
print_r($output);
Invalid OUTPUT
Syntax error, malformed JSON.
Extra note for (PHP >= 5.2 && PHP < 5.3.0)
Since json_last_error is n...
How to programmatically send SMS on the iPhone?
...essage sending.
NSArray *recipient = [NSArray arrayWithObjects:@"+7 (90*) 000-00-00", nil];
NSData *ser_rec = [NSPropertyListSerialization dataWithPropertyList:recipient format:200 options:0 error:NULL];
xpc_object_t mydict = xpc_dictionary_create(0, 0, 0);
xpc_dictionary_set_int64(mydict, "messa...
Styling text input caret
...4px;
padding: 10px;
color: red;
text-shadow: 0px 0px 0px #000;
-webkit-text-fill-color: transparent;
}
input::-webkit-input-placeholder,
textarea::-webkit-input-placeholder {
color:
text-shadow: none;
-webkit-text-fill-color: initial;
}
Here is an example: http://j...
Resuming git-svn clone
... This started everything over from the first revision.... I have 10,000 commits! Any thoughts on how to resume from where it left off?
– Nathan J.B.
Aug 11 '15 at 18:54
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