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How to duplicate virtualenv
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The easiest way is to use pip to generate a requirements file. A requirements file is basically a file that contains a list of all the python packages you want to install (or have already installed in case of file generated by pip), and what versions they're at.
To generate ...
TypeScript, Looping through a dictionary
...eneral; it needs the hasOwnProperty test (as in Jamie Stark's answer) or something else.
– Don Hatch
Feb 3 '16 at 19:30
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How to delete a certain row from mysql table with same column values?
... a problem with my queries in MySQL. My table has 4 columns and it looks something like this:
6 Answers
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How can I set response header on express.js assets
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For some reason res.set didn't work for me, but the cors middleware did the trick just right.
– Cezar D.
Jun 28 '17 at 2:31
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How to get client's IP address using JavaScript?
I need to somehow retrieve the client's IP address using JavaScript; no server side code, not even SSI.
50 Answers
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How to sort a list/tuple of lists/tuples by the element at a given index?
I have some data either in a list of lists or a list of tuples, like this:
10 Answers
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How to add a “readonly” attribute to an ?
... thought so aswell but can't find anything about in the specs. <input name="foo" readonly="readonly" value="bar" /> validates perfectly at validator.w3.org with xhtml 1.0 strict.
– Jonas Stensved
Aug 9 '11 at 13:16
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Where to get “UTF-8” string literal in Java?
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import java.nio.charset.StandardCharsets;
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StandardCharsets.UTF_8.name();
For Android: minSdk 19
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JavaScript: Upload file
Let's say I have this element on the page:
2 Answers
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How can I round down a number in Javascript?
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It's also the slowest method; if you need to perform a lot of these, use the bitwise | operator (see my post).
– geraldalewis
Sep 16 '09 at 23:18
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