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Is the practice of returning a C++ reference variable evil?
...ll sorts of evil. The stack-allocated i will go away and you are referring to nothing. This is also evil:
int& getInt() {
int* i = new int;
return *i; // DON'T DO THIS.
}
Because now the client has to eventually do the strange:
int& myInt = getInt(); // note the &, we cannot...
How to install the Raspberry Pi cross compiler on my Linux host machine?
I am attempting to get cross-compiling for Raspberry Pi working on my Ubuntu machine.
8 Answers
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How to make an Android Spinner with initial text “Select One”?
I want to use a Spinner that initially (when the user has not made a selection yet) displays the text "Select One". When the user clicks the spinner, the list of items is displayed and the user selects one of the options. After the user has made a selection, the selected item is displayed in the Spi...
Pass Method as Parameter using C#
...e parameter types and return values but different names and blocks. I want to pass the name of the method to run to another method that will invoke the passed method.
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How to execute file I'm editing in Vi(m)
How to execute file that I'm editing in Vi(m) and get output in split window (like in SciTE)?
13 Answers
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Why use pip over easy_install? [closed]
...ibuted as wheels (.whl files)—not just on PyPI, but in third-party repositories like Christoph Gohlke's Extension Packages for Windows. pip can handle wheels; easy_install cannot.
Virtual environments (which come built-in with 3.4, or can be added to 2.6+/3.1+ with virtualenv) have become a very i...
How do I move an existing window to a new tab?
Is there a way to take an existing window (split) and put it into a new tab?
4 Answers
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Confusion about vim folding - how to disable?
... that this doesn't affect vimdiff. When vim creates a diff window it seems to override the foldenable option. The only workaround I've found is to set the context sub-option of diffopt to something really huge. eg: set diffopt+=context:99999
– Laurence Gonsalves
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Why does 'git commit' not save my changes?
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As the message says:
no changes added to commit (use "git add" and/or "git commit -a")
Git has a "staging area" where files need to be added before being committed, you can read an explanation of it here.
For your specific example, you can use:
git commit -a...
Install Application programmatically on Android
I'm interested in knowing if it is possible to programmatically install a dynamically downloaded apk from a custom Android application.
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