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bool operator ++ and --
... and 2 or more [true]).
So as a short-hand ++ worked, and -- didn't.
++ is allowed on bools for compatibility with this, but its use is deprecated in the standard and it was removed in C++17.
This assumes that I only use x as an boolean, meaning that overflow can't happen until I've done ++ often e...
How do I read image data from a URL in Python?
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HELP, IOError: cannot identify image file <_io.BytesIO object at 0x7fb91b6a29b0> my url is: ...model=product.template&id=16&field=image_medium
– С. Дэлгэрцэцэг
Sep 3 '18 at 12:43
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Selenium: FirefoxProfile exception Can't load the profile
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Update:
Selenium team fixed in latest version. For almost all environments the fix is:
pip install -U selenium
Unclear at which version it was fixed (apparently r13122), but certainly by 2.26.0 (current at time of update) it is fixed.
This error means that _wait_until_conn...
Does Haskell require a garbage collector?
... the user types "clear"; so the lifetime of this must be determined dynamically, and this is why dynamic memory management is necessary.
So in this sense, automated dynamic memory allocation is necessary, and in practice this means: yes, Haskell requires a garbage collector, since garbage collectio...
Dialog to pick image from gallery or from camera
Is there a standard way to call dialog box with choose either to pick an image from the camera or to get from gallery (like in build-in phone book or Skype)?
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When should I use a struct instead of a class?
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MSDN has the answer:
Choosing Between Classes and Structures.
Basically, that page gives you a 4-item checklist and says to use a class unless your type meets all of the criteria.
Do not define a structure unless the
type has all of the following
characteristics:
It logica...
What's the best way to bundle static resources in a Go program? [closed]
I'm working on a small web application in Go that's meant to be used as a tool on a developer's machine to help debug their applications/web services. The interface to the program is a web page which includes not only the HTML, but some JavaScript (for functionality), images and CSS (for styling). I...
Importing variables from another file?
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from file1 import *
will import all objects and methods in file1
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When do items in HTML5 local storage expire?
...may run into space considerations. It's good to program defensively. Generally however things remain "forever" based on some practical definition of that word.
edit — obviously, your own application can actively remove stuff if it decides it's too old. That is, you can explicitly include some so...
awk without printing newline
... You might even want to set it "" (no space) to have no separation at all.
– mschilli
Aug 8 '13 at 13:11
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