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Does Go have “if x in” construct similar to Python?
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Another option is using a map as a set. You use just the keys and having the value be something like a boolean that's always true. Then you can easily check if the map contains the key or not. This is useful if you need the behavior of a set, where if you a...
Using @property versus getters and setters
...ture versions of the code. It doesn't prevent you from actually getting or setting that attribute. Therefore, standard attribute access is the normal, Pythonic way of, well, accessing attributes.
The advantage of properties is that they are syntactically identical to attribute access, so you can ch...
Specifying and saving a figure with exact size in pixels
... times larger:
plt.savefig('my_fig.png', dpi=my_dpi * 10)
Note that the setting of the DPI is not supported by all backends. Here, the PNG backend is used, but the pdf and ps backends will implement the size differently. Also, changing the DPI and sizes will also affect things like fontsize. A la...
LINQ: Select an object and change some properties without creating a new object
...s of a LINQ query result object without creating a new object and manually setting every property. Is this possible?
11 An...
git submodule tracking latest
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What's the equivalent of Java's Thread.sleep() in Objective-C/Cocoa?
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Git push to wrong branch
...ere are no commits pushed after your dirty commits, you can even use git reset to get that wrong branch to a state just before your commits and then follow that again using git cherry-pick to get your commits into the right branch.
git checkout wrong_branch
git reset commitsha3 #commit just before ...
Batch file. Delete all files and folders in a directory
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Use:
Create a batch file
Copy the below text into the batch file
set folder="C:\test"
cd /d %folder%
for /F "delims=" %%i in ('dir /b') do (rmdir "%%i" /s/q || del "%%i" /s/q)
It will delete all files and folders.
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How to diff one file to an arbitrary version in Git?
How can I diff a file, say pom.xml , from the master branch to an arbitrary older version in Git?
13 Answers
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How can I use pickle to save a dict?
I have looked through the information that the Python docs give, but I'm still a little confused. Could somebody post sample code that would write a new file then use pickle to dump a dictionary into it?
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