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How to retrieve checkboxes values in jQuery

...t works (see the example): function updateTextArea() { var allVals = []; $('#c_b :checked').each(function() { allVals.push($(this).val()); }); $('#t').val(allVals); } $(function() { $('#c_b input').click(updateTextArea); updateTextArea(); }); Update ...
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When should I use ugettext_lazy?

I have a question about using ugettext and ugettext_lazy for translations. I learned that in models I should use ugettext_lazy , while in views ugettext. But are there any other places, where I should use ugettext_lazy too? What about form definitions? Are there any performance diffrences betwe...
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SQL Server Escape an Underscore

...IKE keyword and the [ ] wildcard characters. For your case: ... LIKE '%[_]d' share | improve this answer | follow | ...
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How do I add a path to PYTHONPATH in virtualenv

... You can usually avoid having to do anything with PYTHONPATH by using .pth files. Just put a file with a .pth extension (any basename works) in your virtualenv's site-packages folder, e.g. lib\python2.7\site-packages, with the absolute p...
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iOS 7 TableView like in Settings App on iPad

...lor = UIColor.clearColor; CAShapeLayer *layer = [[CAShapeLayer alloc] init]; CGMutablePathRef pathRef = CGPathCreateMutable(); CGRect bounds = CGRectInset(cell.bounds, 10, 0); BOOL addLine = NO; if (indexPath.row == 0 && indexPath.r...
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Cloning an Object in Node.js

...ion is now marked as deprecated in the documentation of Node.js: The util._extend() method was never intended to be used outside of internal Node.js modules. The community found and used it anyway. It is deprecated and should not be used in new code. JavaScript comes with very similar built-in func...
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MySQL check if a table exists without throwing an exception

...PDO syntax for it, but this seems pretty straight-forward: $result = mysql_query("SHOW TABLES LIKE 'myTable'"); $tableExists = mysql_num_rows($result) > 0; share | improve this answer ...
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Error in exception handler. - Laravel

It's a Laravel-install related question. I have a public-facing Unix server setup: 6 Answers ...
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Delete local Git branches after deleting them on the remote repo

...t long, you might want to add an alias to your .zshrc or .bashrc. Mine is called gbpurge (for git branches purge): alias gbpurge='git branch --merged | grep -Ev "(\*|master|develop|staging)" | xargs -n 1 git branch -d' Then reload your .bashrc or .zshrc: . ~/.bashrc or . ~/.zshrc ...
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When and why JPA entities should implement Serializable interface?

... This usually happens if you mix HQL and native SQL queries. In HQL, Hibernate maps the types you pass in to whatever the DB understands. When you run native SQL, then you must do the mapping yourself. If you don't, then the default m...