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How to extract numbers from a string in Python?
...s will not recognize floats, negative integers, or integers in hexadecimal format. If you can't accept these limitations, jmnas's answer below will do the trick.
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Go Error Handling Techniques [closed]
...creaming out for syntactic sugar to simplify the code without losing any information, which is essentially the definition of conciseness (which I believe is a superior attribute than verbosity, but that is arguably a contentious point). The principle is sound, but the syntax leaves a lot to be desi...
How to download a single commit-diff from GitHub?
...xchange.using('gps', function() { StackExchange.gps.track('embedded_signup_form.view', { location: 'question_page' }); });
$window.unbind('scroll', onScroll);
}
};
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How do I uninstall a Windows service if the files do not exist anymore?
...eter.
The command sc query type= service (note, it's very particular with formatting, the space before "service" is necessary) will output a list of Windows services installed, complete with their qualified name to be used with sc delete <service-name> command.
The list is quite long so you ...
Bash empty array expansion with `set -u`
... already the recommendation in ikegami's answer, but there's a lot of misinformation and guesswork in this thread. Other patterns, such as ${arr[@]-} or ${arr[@]:0}, are not safe across all major versions of Bash.
As the table below shows, the only expansion that is reliable across all modern-ish B...
Set Django IntegerField by choices=… name
... FWIW, if you need set it from a literal string (perhaps from a form, user input, or similar) you can then just do: thing.priority = getattr(thing, strvalue.upper()).
– mrooney
Feb 24 '13 at 23:22
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Get bitcoin historical data [closed]
...ly, you CAN get the whole Bitcoin trades history from Bitcoincharts in CSV format here :
http://api.bitcoincharts.com/v1/csv/
it is updated twice a day for active exchanges, and there is a few dead exchanges, too.
EDIT: Since there are no column headers in the CSVs, here's what they are :
column 1...
Why am I suddenly getting a “Blocked loading mixed active content” issue in Firefox?
... the process exposing headers that might contain personally identifiable information meant to be encrypted with an SSL connection...frankly, I don't see the FF Dev Team as the irresponsible entity in this matter...
– Assimilater
Oct 3 '13 at 17:39
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How to wait for a BackgroundWorker to cancel?
...);
private AutoResetEvent _resetEvent = new AutoResetEvent(false);
public Form1()
{
InitializeComponent();
worker.DoWork += worker_DoWork;
}
public void Cancel()
{
worker.CancelAsync();
_resetEvent.WaitOne(); // will block until _resetEvent.Set() call made
}
void worker_DoWork(ob...
How to achieve code folding effects in Emacs?
...ns this long, though?)
There is also speedbar, which displays the imenu information (and other things) graphically.
If you want to get an overview of your file, try M-xoccur". Given a regex, it will create a new buffer with each match in the current buffer. You can search for "(defun" to get an ...