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How can I clear an HTML file input with JavaScript?

...d the file input element to this new form and reset it. This way works for all browsers. I wrote a javascript function. demo: http://jsbin.com/muhipoye/1/ function clearInputFile(f){ if(f.value){ try{ f.value = ''; //for IE11, latest Chrome/Firefox/Opera... }catch(...
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How to re import an updated package while in Python Interpreter? [duplicate]

.... When targeting 3 or later, either reference the appropriate module when calling reload or import it. Takeaway: Python3 >= 3.4: importlib.reload(packagename) Python3 < 3.4: imp.reload(packagename) Python2: continue below Use the reload builtin function: https://docs.python.org/2/libr...
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How to add 2 buttons into the UINavigationbar on the right side without IB?

...ith iOS 5+ it's as easy as: UIBarButtonItem *btnShare = [[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemAction target:self action:@selector(share)]; UIBarButtonItem *btnRefresh = [[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemRefresh target:self ...
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Python recursive folder read

...Path = os.path.join(root, file). BTW "file" is a builtin, so you don't normally use it as variable name. Another problem are your loops, which should be like this, for example: import os import sys walk_dir = sys.argv[1] print('walk_dir = ' + walk_dir) # If your current working directory may ch...
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What is the difference between square brackets and parentheses in a regex?

Here is a regular expression I created to use in JavaScript: 3 Answers 3 ...
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Enable Vim Syntax Highlighting By Default

...your $HOME as .vimrc. It switches on a lot of basic stuff for you automatically (syntax, search highlighting, backup etc). You can then tweak it based on your needs. – oyenamit Jun 30 '12 at 14:51 ...
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How to retrieve absolute path given relative

... use: find "$(pwd)"/ -type f to get all files or echo "$(pwd)/$line" to display full path (if relative path matters to) share | improve this answer |...
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How do I get the entity that represents the current user in Symfony2?

I am using the Symfony security setup. Everything works fine, but I don't know how to do one important thing: 6 Answers ...
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Removing transforms in SVG files

...ditor Find "transform" attributes in layers and delete them How to move all objects altogether without creating another transform attributes Go to Edit -> Select All in All Layers Go to Object -> Transform In Transform panel Uncheck Relative move and check Apply to each object separately...
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Applicatives compose, monads don't

...t a value in s can determine the behaviour of a computation in m t. Monads allow interference between the value and computation layers. The (<*>) operator allows no such interference: the function and argument computations don't depend on values. This really bites. Compare miffy :: Monad m =&...