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Default template arguments for function templates
... w;
w.parr_ = &arr;
w.doStuff();
As we can see no need to explicitly set second parameter.
Maybe it will be useful for someone.
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“unpacking” a tuple to call a matching function pointer
...c ignored "-Wunused-variable"
#pragma GCC diagnostic ignored "-Wunused-but-set-variable"
int main(void)
{
gens<10> g;
gens<10>::type s;
std::tuple<int, float, double> t = std::make_tuple(1, 1.2, 5);
save_it_for_later<int,float, double> saved = {t, foo};
cout <<...
Callback functions in C++
... that is fired, each time the users presses a button on his keyboard and a set of functions that control your game behaviour.
With callbacks you can (re)decide at runtime which action will be taken.
void player_jump();
void player_crouch();
class game_core
{
std::array<void(*)(), total_num_...
How to remove local (untracked) files from the current Git working tree
...difference on the X for the two latter commands.
If clean.requireForce is set to "true" (the default) in your configuration, one needs to specify -f otherwise nothing will actually happen.
Again see the git-clean docs for more information.
Options
-f, --force
If the Git configura...
Too many 'if' statements?
...
Since your data set is so small, you can compress everything into 1 long integer and turn it into a formula
public int fightMath(int one,int two)
{
return (int)(0xF9F66090L >> (2*(one*4 + two)))%4;
}
More bitwise variant:
This m...
Concatenating Files And Insert New Line In Between Files
... editor after snippets, if snippets enabled
if (StackExchange.settings.snippets.snippetsEnabled) {
StackExchange.using("snippets", function() {
createEditor();
});
}
else {
createEditor();
...
How to recursively find and list the latest modified files in a directory with subdirectories and ti
I have several directories with several subdirectories and files in them. I need to make a list of all these directories that is constructed in a way such that every first-level directory is listed next to the date and time of the latest created/modified file within it.
...
Getting the name of a variable as a string
...h for related objects in "reverse" and return the first found or the whole set of valid variable names for any given variable.
– hobs
Jan 13 '16 at 20:52
...
Batch files: How to read a file?
...sing the findstr command, and after reading, remove the prefix.
@echo off
SETLOCAL DisableDelayedExpansion
FOR /F "usebackq delims=" %%a in (`"findstr /n ^^ t.txt"`) do (
set "var=%%a"
SETLOCAL EnableDelayedExpansion
set "var=!var:*:=!"
echo(!var!
ENDLOCAL
)
Toggling between e...
Calling shell functions with xargs
...
nvm it is setopt in zsh
– Nick
Oct 11 '14 at 15:08
Ge...