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How can I get dictionary key as variable directly in Python (not by searching from value)?

...| edited Feb 11 '18 at 18:32 Simon 17.6k1818 gold badges124124 silver badges192192 bronze badges answere...
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Why is there extra padding at the top of my UITableView with style UITableViewStyleGrouped in iOS7

...he tableView's tableHeaderView = nil. Because my tableView has a dynamically appearing tableHeaderView, when I need to hide the tableHeaderView, instead of doing self.tableView.tableHeaderView = nil;, I do: self.tableView.tableHeaderView = [[UIView alloc] initWithFrame:CGRectMake(0.0f, 0.0f, sel...
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How to render a DateTime object in a Twig template

...rs of one nationality. International users should display the game date totally different, like extending the \DateTime class, and adding a __toString() method to it that checks the locale and acts accordingly. Edit: As pointed out by @Nic in a comment, if you use the Intl extension of Twig, you w...
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How to implement Enums in Ruby?

...Jun 20 '12 at 15:44 Andrew Marshall 87.3k1818 gold badges202202 silver badges204204 bronze badges answered Sep 16 '08 at 19:32 ...
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How do I activate a virtualenv inside PyCharm's terminal?

...with multiple projects, each which might have a different virtualenv, I'd call the ".pycharmrc" file something different, and perhaps put it into the env directory itself. ~/pycharmenv/bin/terminalactivate sounds like a good option. – Chris Cogdon Mar 10 '14 at...
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Can't get Gulp to run: cannot find module 'gulp-util'

On Windows 7, I've installed gulp as explained here: http://markgoodyear.com/2014/01/getting-started-with-gulp/ : 10 Answe...
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/bin/sh: pushd: not found

...d by child processes. (A hypothetical pushd command might do the chdir(2) call and then start a new shell, but ... it wouldn't be very usable.) pushd is a shell builtin, just like cd. So, either change your script to start with #!/bin/bash or store the current working directory in a variable, do yo...
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Which characters make a URL invalid?

... @techiferous, Yeah, I forgot to allow "%" escaped characters. It should've looked more like: /^([!#$&-;=?-[]_a-z~]|%[0-9a-fA-F]{2})+$/ Was there anything else that you found it should've been accepting? (Just to be clear, that regex only checks ...
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Android Use Done button on Keyboard to click button

... You can use this one also (sets a special listener to be called when an action is performed on the EditText), it works both for DONE and RETURN: max.setOnEditorActionListener(new OnEditorActionListener() { @Override public boolean onEditorAction(TextView v, int acti...
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How to make a Python script run like a service or daemon in Linux

...avide Cannizzo 1,53111 gold badge1414 silver badges2323 bronze badges answered Oct 21 '09 at 19:43 P ShvedP Shved 83k1414 gold bad...