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How to test an SQL Update statement before running it?

...s a repeat of other answers, but it has some emotional support to take the extra step for testing update :D For testing update, hash # is your friend. If you have an update statement like: UPDATE wp_history SET history_by="admin" WHERE history_ip LIKE '123%' You hash UPDATE and SET out for tes...
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AngularJS - Any way for $http.post to send request parameters instead of JSON?

... I think the params config parameter won't work here since it adds the string to the url instead of the body but to add to what Infeligo suggested here is an example of the global override of a default transform (using jQuery param as an example to convert the data to param string). Set up glob...
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How to get image height and width using java?

... new IOException("No extension for file: " + imgFile.getAbsolutePath()); String suffix = imgFile.getName().substring(pos + 1); Iterator<ImageReader> iter = ImageIO.getImageReadersBySuffix(suffix); while(iter.hasNext()) { ImageReader reader = iter.next(); try { ImageInputStr...
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Exporting a function in shell

... Functions are not exportable by nature. However you can export strings, so I have a little trick here: func="$(typeset -f funcname)" export func To import the function, re-define it from the exported string: # in subshell eval "$func" ...
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Programmatically select text in a contenteditable HTML element?

... For extra compatibilty you should call selectElementContents() in a setTimeout() or requestAnimationFrame() if called from an onfocus. See jsfiddle.net/rudiedirkx/MgASG/1/show – Rudie Apr 4 ...
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How to add Git's branch name to the commit message?

...except merge-commit. The merge-commit has branch information by default so extra branch name is unnecessary and make the message ugly. share | improve this answer | follow ...
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ERROR 1045 (28000): Access denied for user 'root'@'localhost' (using password: YES)

...tion. For MySQL < 5.7: The default root password is blank (i.e. empty string) not root. So you can just login as: mysql -u root You should obviously change your root password after installation mysqladmin -u root password [newpassword] In most cases you should also set up individual user ...
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Bootstrap 3 panel header with buttons wrong position

...ve your floats defined BEFORE the rest of the contents or you'll have that extra line-break problem. <div class="panel-heading"> <div class="btn-group pull-right"> <a href="#" class="btn btn-default btn-sm">## Lock</a> <a href="#" class="btn btn-defaul...
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Truncate Two decimal places without rounding

...t it to an Integer. The question would be why you would want to incur that extra overhead anyway since Truncate returns Decimal integrals anyway. Just do something like: decimal step = (decimal)Math.Pow(10, precision); return Math.Truncate(step * value) / step; – Sarel Esterhu...
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Real-world examples of recursion [closed]

...ntentAnalyserOne implements DirectoryContentAnalyser { private static StringBuilder indentation = new StringBuilder(); public static void main (String args [] ){ // Here you pass the path to the directory to be scanned getDirectoryContent("C:\\DirOne\\DirTwo\\AndSoOn"); ...