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Can we have functions inside functions in C++?
...rm 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";
};
// Prints "Hello!" 10 times
for(int i = 0; i < 10; i++) {
print...
How to set custom location for local installation of npm package?
Is it possible to specify a custom package destination for npm install , either through a command flag or environment variable?
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MySQL stored procedure vs function, which would I use when?
...s:
A procedure does not return a value. Instead, it is invoked with a CALL statement to perform an operation such as modifying a table or processing retrieved records.
A function is invoked within an expression and returns a single value directly to the caller to be used in the expression.
You c...
grep a file, but show several surrounding lines?
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Ok, but what if want to show all lines of output after the match? grep -A0 and grep -A-1 don't cut it...
– g33kz0r
Jul 22 '11 at 2:18
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When to use leading slash in gitignore
...elow, without the slash, the wildcard would also exclude everything within foo because it would take * and move recursively down the tree. However, with /*, it excludes everything except folder foo and its contents:
$ cat .gitignore
/*
!/foo
...
How to get CRON to call in the correct PATHs
I'm trying to get cron to call in the correct PATHs. When I run a Python script from shell the script runs fine as it uses the PATHs set in bashrc but when I use cron all the PATHs are not used from bashrc. Is there a file I can enter the PATHs into for cron like bashrc or a way to call the PATHs fr...
Removing item from vector, while in C++11 range 'for' loop?
... @SethCarnegie Erase-remove with a lambda for the predicate elegantly allows that (since this is already C++11)
– Potatoswatter
Apr 28 '12 at 23:13
11
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Is there a generic constructor with parameter constraint in C#?
...nc<int,T> del) {
var t = del(42);
}
Use Case
Method(x => new Foo(x));
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How can I pad a String in Java?
...glen3b: For an individual utility, like these string padding helpers, it really makes no difference which lib to use. That said, Guava is overall a more modern, cleaner and better documented lib than its counterparts in various Apache Commons projects (Commons Lang, Commons Collections, Commons IO, ...
How can I ask the Selenium-WebDriver to wait for few seconds in Java?
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haventchecked, actually using intelij IDEA for development, it's helping with auto-imports (when working in maven-based project)
– eugene.polschikov
Jun 28 '16 at 10:47
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