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How can I set the default value for an HTML element?
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If you're using Angular, note that ng-model overrides the the default selected value (even as undefined if you did not set the bound object). Took me a while to figure that was why the selected="selected" option was not selec...
How do you make a deep copy of an object?
It's a bit difficult to implement a deep object copy function. What steps you take to ensure the original object and the cloned one share no reference?
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How do I check for last loop iteration in Django template?
I have a basic question, in the Django template language how can you tell if you are at the last loop iteration in a for loop?
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Get the current URL with JavaScript?
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-1: If you have a frame, image, or form with name="URL" then this property will be shadowed on the document object and your code will break. In that case, document.URL will refer to the DOM node instead. Better to use properties ...
How to select an element by classname using jqLite?
...m to search from
angular.element(elem.querySelector('.classname'))
Note: If you're looking to do this from your controllers you may want to have a look at the "Using Controllers Correctly" section in the developers guide and refactor your presentation logic into appropriate directives (such as <...
Drop shadow for PNG image in CSS
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If you have >100 images that you want to have drop shadows for, I would suggest using the command-line program ImageMagick. With this, you can apply shaped drop shadows to 100 images just by typing one command! For example...
How do I specify new lines on Python, when writing on files?
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It depends on how correct you want to be. \n will usually do the job. If you really want to get it right, you look up the newline character in the os package. (It's actually called linesep.)
Note: when writing to files using the Python API, do not use the os.linesep. Just use \n; Python automa...
What is the meaning of prepended double colon “::”?
I found this line of a code in a class which I have to modify:
9 Answers
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Why does Node.js' fs.readFile() return a buffer instead of string?
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From the docs:
If no encoding is specified, then the raw buffer is returned.
Which might explain the <Buffer ...>. Specify a valid encoding, for example utf-8, as your second parameter after the filename. Such as,
fs.readFile("test...
How to download and save a file from Internet using Java?
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@kirdie and if I want more than 8388608 TB?
– Cruncher
Oct 15 '13 at 14:02
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