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How to explain callbacks in plain english? How are they different from calling one function from ano
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Often an application needs to execute different functions based upon its context/state. For this, we use a variable where we would store the information about the function to be called. According to its need the application will set this variable with the information about function to be ca...
How can I disable ReSharper in Visual Studio and enable it again?
I installed ReSharper , and it works in Visual Studio, but how can disable it?
13 Answers
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What exactly is nullptr?
We now have C++11 with many new features. An interesting and confusing one (at least for me) is the new nullptr .
14 Answe...
How can I add an item to a IEnumerable collection?
My question as title above. For example,
15 Answers
15
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What does string::npos mean in this code?
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It means not found.
It is usually defined like so:
static const size_t npos = -1;
It is better to compare to npos instead of -1 because the code is more legible.
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Anyone else find naming classes and methods one of the most difficult parts in programming? [closed]
...uest help documentation from a vendor through a web service. I try to name it DocumentRetriever , VendorDocRequester , DocGetter , but they just don't sound right. I ended up browsing through dictionary.com for half an hour trying to come up with an adequate word.
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How to generate Class Diagram (UML) on Android Studio (IntelliJ Idea)
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I found a free plugin that can generate class diagrams with android studio.
It's called SimpleUML.
Update Android Studio 2.2+:
To install the plugin, follow steps in this answer: https://stackoverflow.com/a/36823007/1245894
Older version of Android Studio
On Mac: go to Android S...
“is” operator behaves unexpectedly with integers
...ere's what I found in the Python 2 documentation, "Plain Integer Objects" (It's the same for Python 3):
The current implementation keeps an
array of integer objects for all
integers between -5 and 256, when you
create an int in that range you
actually just get back a reference to
the e...
pip installing in global site-packages instead of virtualenv
...ackage in a virtualenv causes the package to be installed in the global site-packages folder instead of the one in the virtualenv folder. Here's how I set up Python3 and virtualenv on OS X Mavericks (10.9.1):
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Command line to remove an environment variable from the OS level configuration
...e variable from the user environment (which is the default place setx puts it):
REG delete HKCU\Environment /F /V FOOBAR
If the variable is set in the system environment (e.g. if you originally set it with setx /M), as an administrator run:
REG delete "HKLM\SYSTEM\CurrentControlSet\Control\Sessi...