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Extract traceback info from an exception object
...ored and inferred from the type of value." docs.python.org/3.7/library/… Tested in Python 3.7.3.
– Ciro Santilli 郝海东冠状病六四事件法轮功
May 18 '19 at 13:08
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Why does SIGPIPE exist?
...ing the read, but during the write. You don't need to write a C program to test it, just run cat | head, and pkill head in a separate terminal. You'll see that cat happily lives on waiting in its read()—only when you type something in and press enter does cat die with a broken pipe, exactly becaus...
Python: Bind an Unbound Method?
... my code (i.e. __get__). I don't know for which version of python this you tested this on, but on python 3.4, the MethodType function takes two arguments. The function and the instance. So this should be changed to types.MethodType(f, C()).
– Dan Milon
Oct 8 '1...
社交应用组件 · App Inventor 2 中文网
...user has logged into their Twitter account (and the authorization has been confirmed successful
by the IsAuthorized event), many more operations are available:
Searching Twitter for tweets or labels (SearchTwitter)
Sending a Tweet (Tweet)
Sending a Tweet with an Image (TweetWithImage)
Dir...
What is the canonical way to check for errors using the CUDA runtime API?
...inks to how CUDA errors are automagically checked with these wrappers:
A test program throwing and catching a bunch of exceptions
Documentation for the error-related functionality
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How to add color to Github's README.md file
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As an alternative to rendering a raster image, you can embed a SVG file:
<a><img src="http://dump.thecybershadow.net/6c736bfd11ded8cdc5e2bda009a6694a/colortext.svg"/></a>
You can then add color text to the SVG file as usual:
<?xml version="1.0" encoding="utf-8"?&...
How to redirect output of an entire shell script within the script itself?
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[ -t <&0 ] || exec >> test.log
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Insert new column into table in sqlite?
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In my tests, line INSERT INTO t1 SELECT a,c FROM t1_backup; causes the error: "table t1 has 3 columns but 2 values were supplied: INSERT INTO t1 SELECT a,c FROM t1_backup;". The correct line should be INSERT INTO t1 (a,c) SELECT a,...
Saving images in Python at a very high quality
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Good point - DPI is not needed for vector formats like svg, pdf, eps
– spencerlyon2
Mar 12 '19 at 13:32
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Ioc/DI - Why do I have to reference all layers/assemblies in application's entry point?
...er to reuse each library independently from the rest - for example in unit testing.
However, in a loosely coupled application, by moving all the references to the Composition Root, the dependency graph is severely flattened:
As illustrated by the green color, it's now possible to reuse Library C...