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What does = +_ mean in JavaScript
I was wondering what the = +_ operator means in JavaScript. It looks like it does assignments.
12 Answers
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Why is the asterisk before the variable name, rather than after the type?
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They are EXACTLY equivalent.
However, in
int *myVariable, myVariable2;
It seems obvious that myVariable has type int*, while myVariable2 has type int.
In
int* myVariable, myVariable2;
it may seem obvious that both are of type int*, but that is not correct as myVariable2 has type int.
Therefo...
Android Studio Stuck at Gradle Download on create new project
...tudio . Everything was working fine but when I try to create a new project it gets stuck at downloading Gradle .
17 Answer...
For every character in string
...ing through the characters of a std::string, using a range-based for loop (it's from C++11, already supported in recent releases of GCC, clang, and the VC11 beta):
std::string str = ???;
for(char& c : str) {
do_things_with(c);
}
Looping through the characters of a std::string with iterator...
How to convert Nonetype to int or string?
I've got an Nonetype value x , it's generally a number, but could be None . I want to divide it by a number, but Python raises:
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What is a “batch”, and why is GO used?
I have read and read over MSDN, etc. Ok, so it signals the end of a batch.
6 Answers
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C# naming convention for constants?
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The recommended naming and capitalization convention is to use PascalCasing for constants (Microsoft has a tool named StyleCop that documents all the preferred conventions and can check your source for compliance - though it is a little bit too anally ret...
Artificially create a connection timeout error
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Unless its your own server, its rude to hit other servers for your testing. Use a civilized solution like the one emu mentioned below, by hitting a non-routable IP address like 10.255.255.1, or setup a virtual server of your own for...
Why would I ever use push_back instead of emplace_back?
...nd the arguments directly to the constructor to create an object in-place. It seems to me that emplace_back does everything push_back can do, but some of the time it will do it better (but never worse).
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Why use getters and setters/accessors?
...some of the reasons I am aware of:
Encapsulation of behavior associated with getting or setting the property - this allows additional functionality (like validation) to be added more easily later.
Hiding the internal representation of the property while exposing a property using an alternative rep...