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Matplotlib (pyplot) savefig outputs blank image
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How to redirect stderr and stdout to different files in the same line in script?
...ptor > &file_descriptor
Please refer to Advanced Bash-Scripting Guide: Chapter 20. I/O Redirection.
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How to apply a style to an embedded SVG?
...t = "svg { fill: #fff }"; // add whatever you need here
svgDoc.getElementById("where-to-insert").appendChild(styleElement);
It's also possible to insert a <link> element to reference an external stylesheet:
var svgDoc = yourObjectElement.contentDocument;
var linkElm = svgDoc.createElementNS...
Difference between setUp() and setUpBeforeClass()
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Finally, use the "AfterClass" annotated method to clean up any setup you did in the "BeforeClass" annotated method (unless their self destruction is good enough).
"Before" & "After" are for unit test specific initialization. I typically use these methods to initialize / re-initialize the mocks...
Can I assume (bool)true == (int)1 for any C++ compiler?
... C syntax in general. Nevertheless, it is, of course, almost always a bad idea to redefine language keywords.
– Dale Hagglund
Apr 27 '10 at 21:07
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What text editor is available in Heroku bash shell? [closed]
...no. Also, even if you could (you can with a hack), the changes you make inside the dyno would not get persisted inside your slug. i.e. any changes you made would be lost when your app is restarted (every 24 hours).
– Naaman Newbold
Sep 3 '14 at 2:26
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Importing a CSV file into a sqlite3 database table using Python
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In case you had the same problems I did: Make sure to change col1 and col2 to the column headers in the csv file. And close the connection to the database by calling con.close() at the end.
– Jonas
Aug 8 '16 at 21:31
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When correctly use Task.Run and when just async-await
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Note the guidelines for performing work on a UI thread, collected on my blog:
Don't block the UI thread for more than 50ms at a time.
You can schedule ~100 continuations on the UI thread per second; 1000 is too much.
There are two t...
What happens with constraints when a view is removed
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@pnollet, I don't know why the poster in that question did what he did. I've logged this to verify, and when I remove a subview, and check the constraints on the superview, those constraints that pertained to the removed subview are gone.
– rdelmar
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delete map[key] in go?
...ashes unless the key is present. I've added another solution based on your idea.
– user181548
Nov 18 '09 at 6:22
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