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How do I get the localhost name in PowerShell?
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Long form:
get-content env:computername
Short form:
gc env:computername
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How do I sort a vector of pairs based on the second element of the pair?
...s question looking for a comparator that used the second element as main information for comparing, but I also needed that it used the first one for tie-breaking, so I'd like to avoid others miss that point (as I, in fact, did).
– Googol
Dec 15 '14 at 20:13
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Difference between 'new operator' and 'operator new'?
...and delete are keywords and the syntactical constructs that these keywords form are called new-expression and delete-expression.
– AnT
Dec 11 '09 at 5:16
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Where do alpha testers download Google Play Android apps?
...g u are a tester, but the only link i see for downloading is the "Download form playstore" when i press this link, the app cant be found. p.s. I have removed the other version from my device
– FuZZbaLL
Jan 18 '14 at 11:14
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download file using an ajax request
...l the link twice? I'm in a similar boat... I'm passing a lot of security information in headers, and able to parse the file object in the success function, but don't know how to trigger a download prompt.
– user1447679
Apr 30 '15 at 1:13
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Pros and cons of AppSettings vs applicationSettings (.NET app.config / Web.config)
When developing a .NET Windows Forms Application we have the choice between those App.config tags to store our configuration values. Which one is better?
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How to check if a number is a power of 2
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@Kripp: The number will be of the binary form 1000...000. When you -1 it, it will be of the form 0111...111. Thus, the two number's binary and would result is 000000. This wouldn't happen for non-power-of-twos, since 1010100 for example would become 1010011, resulti...
Can we have functions inside functions in C++?
... (C++11, C++14, and C++17), you can have functions inside functions in the form of a lambda:
int main() {
// This declares a lambda, which can be called just like a function
auto print_message = [](std::string message)
{
std::cout << message << "\n";
};
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Does JavaScript have a method like “range()” to generate a range within the supplied bounds?
...rray from 0 to 19 inclusive. This can be further shortened to one of these forms:
Array.from(Array(20).keys());
// or
[...Array(20).keys()];
Lower and upper bounds can be specified too, for example:
Array.from(new Array(20), (x, i) => i + *lowerBound*);
An article describing this in more detail...
SQL Server IN vs. EXISTS Performance
...ery plan, and IO. There is no reason for thinking they are different in performance. check your time statistics and comprove yourself
– Nelssen
Oct 2 '17 at 9:25
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