大约有 11,643 项符合查询结果（耗时：0.0378秒） [XML]
Elegant way to search for UTF-8 files with BOM?
... same issue as many others: it searches all bytes in a fle, so many images etc are reported. This can be slightly improved by using RegEx instead of Hex and searching for "^\xEF\xBB\xBF" which will eliminate many images but still has files that have the BOM halfway through the file (although there s...
New line in JavaScript alert box
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you have to use double quotes to display special char like \n \t etc... in js alert box
for exemple in php script:
$string = 'Hello everybody \n this is an alert box';
echo "<script>alert(\"$string\")</script>";
But a second possible problem arrives when you want to display ...
Virtualbox “port forward” from Guest to Host [closed]
...nied" without explanation in /var/log/auth.log despite LogLevel DEBUG3 in /etc/ssh/sshd_config
– V-R
Aug 26 '16 at 14:57
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How to change Android version and code version number?
...falvors tab on right side on default config change version code , name and etc...
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What is the dual table in Oracle?
... as sysdate. Also helps you to check if Oracle is up and check sql syntax, etc.
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What is the difference between a 'closure' and a 'lambda'?
...mbdas? :P
Well, the corporate marketoids of Sun/Oracle, Microsoft, Google etc. are to blame, because that's what they called these constructs in their languages (Java, C#, Go etc.). They often call "closures" what are supposed to be just lambdas. Or they call "closures" a particular technique they ...
JavaScript single line 'if' statement - best syntax, this alternative? [closed]
... a conditional statement - removes any confusion as to order of operations etc. for other developers. I typically err towards specifying it except when there's no way for someone decently qualified to get confused.
– djvs
Apr 18 '17 at 4:11
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How would you make a comma-separated string from a list of strings?
...l)
Obviously it gets more complicated if you need to quote/escape commas etc in the values. In that case I would suggest looking at the csv module in the standard library:
https://docs.python.org/library/csv.html
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PHP Get Site URL Protocol - http vs https
...ERVER['HTTPS'] is set. Many frameworks set this variable as false or 'off' etc, therefore checking if it's simply set will not work.
– Daniel Dewhurst
Jan 3 '17 at 14:48
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How can I implode an array while skipping empty array items?
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To remove null, false, empty string but preserve 0, etc. use func. 'strlen'
$arr = [null, false, "", 0, "0", "1", "2", "false"];
print_r(array_filter($arr, 'strlen'));
will output:
//Array ( [3] => 0 [4] => 0 [5] => 1 [6] => 2 [7] => false )
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