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Behaviour of increment and decrement operators in Python
...d to be consistent and readable.
Confusing side-effects. One common newbie error in languages with ++ operators is mixing up the differences (both in precedence and in return value) between the pre- and post-increment/decrement operators, and Python likes to eliminate language "gotcha"-s. The preced...
How to use PyCharm to debug Scrapy projects
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(<type 'exceptions.SyntaxError'>, SyntaxError("Non-ASCII character '\\xf3' in file /Library/python/2.7/site-packages/scrapy/cmdline.pyc on line 1, but no encoding declared;
– Aymon Fournier
Dec 6 '14 at 3:40
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Struct like objects in Java
...rning polar coordinates from an (x, y) object - consider ACCUMULATIVE math errors, as changes to individual components of polar coord are converted back to (x, y).
– ToolmakerSteve
Jun 17 '14 at 22:29
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Multiline TextView in Android?
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This isn't precisely correct as Android's own lint errors suggest that you only use this attribute with EditText and not TextView.
– Jared
Mar 14 '16 at 17:24
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What does it mean by select 1 from table?
...T clause cannot refer to any column, otherwise you would (correct) get the error, "Column is invalid in select because it is not contained in the GROUP BY" etc.
Therefore, a literal value must be used (because SQL doesn't allow a resultset with zero columns -- why?!) and the literal value 1 (INTEG...
qmake: could not find a Qt installation of ''
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I got to this SO answer, then found, based on the next error (no qtwebkit installation found) that I also had to run apt-get install qt5-default libqt5webkit5-dev gstreamer1.0-plugins-base gstreamer1.0-tools gstreamer1.0-x as described on the Thoughtbot Github wiki page
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How to do if-else in Thymeleaf?
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@Lucky this gives me an error EL1007E:(pos 0): Property or field 'Status' cannot be found
– Jesse
Dec 5 '16 at 17:43
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In git, is there a way to show untracked stashed files without applying the stash?
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Note that you get an ugly error (fatal: ambiguous argument 'stash@{0}^3': unknown revision or path not in the working tree.) if you don't actually have untracked files in that stash (but thought you did).
– Randall
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How to get nice formatting in the Rails console
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This raise error: JSON::GeneratorError: only generation of JSON objects or arrays allowed
– Hassan Akram
Sep 27 '16 at 9:14
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How to read a file without newlines?
...ne for line in f) and use lines outside the with because you'll get an I/O error. You can be lazy using a genexp, but you must consume it before closing the file.
– Bakuriu
Jan 20 '17 at 20:10
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