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How to remove a key from a Python dictionary?
...osentino No, ignoring the return value of a function is not inefficient at all. Quite the opposite – this solution is much faster than the try/except solution if the key does not exist. You might find one or the other easier to read, which is fine. Both are idiomatic Python, so choose whatever ...
Tying in to Django Admin's Model History
...ty Alchin's approach has been open sourced and extended in an application called django-simple-history.
– Trey Hunner
Sep 6 '11 at 17:41
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“You have mail” message in terminal, os X [closed]
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and then type "d *" to erase all messages
– Ricardo Martins
Mar 20 '17 at 12:23
9
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What does do?
...15 Update
This answer was posted several years ago and now the question really should be should you even consider using the X-UA-Compatible tag on your site? with the changes Microsoft has made to its browsers (more on those below).
Depending upon what Microsoft browsers you support you may not ne...
Enum Naming Convention - Plural
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Would you really put a [Flags] attribute on your example though? It doesn't make sense for something to have a status of both "Incomplete" and "Ready". If you had enum [Flags]Steps { First, Second, Third }, would you really name your var...
Setting up a deployment / build / CI cycle for PHP projects
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I've been through buildbot, CruiseControl.net, CruiseControl and Hudson. All though I really liked CruiseControl*, it was just too much of a hassle with really complex dependency cases. buildbot is not easy to set up, but it's got a nice aura (I just like python, that's all). But hudson won over t...
Error when installing windows SDK 7.1
I've run into an error when installing the Windows SDK that I've seen posted around the Internet, but none of the solutions are working for me. Here is the log I'm getting
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Asynchronously wait for Task to complete with timeout
...user.
And if it hasn't completed after Y milliseconds, I want to automatically request cancellation .
16 Answers
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How do you diff a directory for only files of a specific type?
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So it looks like -x only accepts one pattern as you report but if you put all the patterns you want to exclude in a file (presumably one per line) you could use the second flag like so:
$ diff /destination/dir/1 /destination/dir/2 -r -X exclude.pats
where exclude.pats is:
*.jpg
*.JPG
*.xml
*.XM...
Should I pass an std::function by const-reference?
...rmance, pass by value if you are storing it.
Suppose you have a function called "run this in the UI thread".
std::future<void> run_in_ui_thread( std::function<void()> )
which runs some code in the "ui" thread, then signals the future when done. (Useful in UI frameworks where the UI ...