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Pass Variables by Reference in Javascript
...want to perform several operations to, so I want to put them in a for loop and perform the operations to each one.
15 Answe...
Iterate all files in a directory using a 'for' loop
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This lists all the files (and only the files) in the current directory:
for /r %i in (*) do echo %i
Also if you run that command in a batch file you need to double the % signs.
for /r %%i in (*) do echo %%i
(thanks @agnul)
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Eclipse copy/paste entire line keyboard shortcut
... edited Sep 3 '12 at 16:00
andrewrjones
1,6201818 silver badges2424 bronze badges
answered Feb 23 '10 at 21:42
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Why is `replace` property deprecated in AngularJS directives? [duplicate]
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This feature has difficult semantics (e.g. how attributes are merged)
and leads to more problems compared to what it solves. Also, with
WebComponents it is normal to have custom elements in the DOM.
It sounds to me like its a combination of complexity vs benefit to maintain support.
And ap...
Dynamically select data frame columns using $ and a character value
I have a vector of different column names and I want to be able to loop over each of them to extract that column from a data.frame. For example, consider the data set mtcars and some variable names stored in a character vector cols . When I try to select a variable from mtcars using a dynamic s...
Is there a way to use PhantomJS in Python?
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This worked beautifully, and probably saved me days. Thank you. If one wants the whole rendered page back as source, it's driver.page_source.
– scharfmn
Apr 12 '13 at 15:12
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Using Chrome's Element Inspector in Print Preview Mode?
I am working on developing a website and need to work on the print view. Typically when I have layout issues I use Chrome's Element Inspector. However this does not exist in print preview mode.
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Does Python have a string 'contains' substring method?
... Under the hood, Python will use __contains__(self, item), __iter__(self), and __getitem__(self, key) in that order to determine whether an item lies in a given contains. Implement at least one of those methods to make in available to your custom type.
– BallpointBen
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Advantages of Binary Search Trees over Hash Tables
...ast two additional pointers per element (three if using a parent pointer), and array-based BST's can waste a lot of memory for unfilled portions of the tree.
– Solaraeus
Jul 11 '12 at 22:28
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Unix command to find lines common in two files
I'm sure I once found a unix command which could print the common lines from two or more files, does anyone know its name? It was much simpler than diff .
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