大约有 44,000 项符合查询结果（耗时：0.0410秒） [XML]
Cycles in family tree software
...mes as needed, hinting at the duplication by lighting up all the copies on selecting one of them.
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edited Mar 6 '14 at 14:47
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MAC addresses in JavaScript
...);
var s = obj.ConnectServer(".");
var properties = s.ExecQuery("SELECT * FROM Win32_NetworkAdapterConfiguration");
var e = new Enumerator(properties);
var output;
output = '<table border="0" cellPadding="5px" cellSpacing="1px" bgColor="#CCCCCC">';
output = output...
Why would $_FILES be empty when uploading files to PHP?
...rm action="upload.php" method="post" enctype="multipart/form-data">
Select image to upload:
<input type="file" name="fileToUpload" id="fileToUpload">
<input type="submit" value="Upload Image" name="submit">
</form>
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How to get a variable name as a string in PHP?
...bug_backtrace();
// read file
$file = file($bt[0]['file']);
// select exact print_var_name($varname) line
$src = $file[$bt[0]['line']-1];
// search pattern
$pat = '#(.*)'.__FUNCTION__.' *?\( *?(.*) *?\)(.*)#i';
// extract $varname from match no 2
$var = preg_replace...
MySQL Creating tables with Foreign Keys giving errno: 150
...h a value in the Parent table PK column(s). Check this with a query like:
SELECT COUNT(*) FROM Child LEFT OUTER JOIN Parent ON Child.FK = Parent.PK
WHERE Parent.PK IS NULL;
This must return zero (0) unmatched values. Obviously, this query is an generic example; you must substitute your table nam...
How to perform a mysqldump without a password prompt?
...and in no case the root user. It can be done like this: GRANT LOCK TABLES, SELECT ON *.* TO 'BACKUPUSER'@'%' IDENTIFIED BY 'PASSWORD';
– gadjou
Feb 21 '17 at 8:34
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Command line: piping find results to rm
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find /usr/www/bar/htdocs -mtime +15 -exec rm {} \;
Will select files in /usr/www/bar/htdocs older than 15 days and remove them.
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How to Set a Custom Font in the ActionBar Title?
...steps to change the font of Toolbar Title:
Read Downloadable Fonts & select any font from the list (my recommendation) or load a custom font to res > font as per Fonts in XML
In res > values > styles, paste the following (use your imagination here!)
<style name="TitleBarTextAppear...
HTML5 Canvas 100% Width Height of Viewport?
...o copy the fiddle code to run on your local machine, in which case you can select the mode via a querystring argument, as ?mode=redraw
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How to find corresponding log files folder for a web site?
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which is in IIS7: R-click on site, select 'Manage Web Site' --> 'Advanced Settings'
– monty
Jan 17 '16 at 22:44
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