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What is InputStream & Output Stream? Why and when do we use them?
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220
The goal of InputStream and OutputStream is to abstract different ways to input and output: whet...
What exactly does Perl's “bless” do?
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answered Dec 24 '08 at 19:58
Gordon WilsonGordon Wilson
25.3k1111 gold badges5454 silver badges5959 bronze badges
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Is it possible to change a UIButtons background color?
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160
This can be done programmatically by making a replica:
loginButton = [UIButton buttonWithType:U...
Maven Could not resolve dependencies, artifacts could not be resolved
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edited Sep 4 '19 at 22:10
answered Jan 10 '11 at 19:13
wm...
Function passed as template argument
...s instead:
template <typename F>
void doOperation(F f)
{
int temp=0;
f(temp);
std::cout << "Result is " << temp << std::endl;
}
which can now be called as either:
doOperation(add2);
doOperation(add3());
See it live
The problem with this is that if it makes it tri...
Changing the image source using jQuery
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1710
You can use jQuery's attr() function. For example, if your img tag has an id attribute of 'my_i...
Is there any way to redraw tmux window when switching smaller monitor to bigger one?
...-option -t "$tmp" set-remain-on-exit on
tmux new-window -kt "$tmp":0 \
'echo "Use Prefix + L (i.e. ^B L) to return to session."'
fi
# switch any clients attached to the target session to the temp session
session="$1"
for client in $(tmux list-clients -t "$session...
How to check if remote branch exists on a given remote repository?
...ame
In case branch-name is found you will get the following output:
b523c9000c4df1afbd8371324083fef218669108 refs/heads/branch-name
Otherwise no output will be sent.
So piping it to wc will give you 1 or 0:
$ git ls-remote --heads git@github.com:user/repo.git branch-name | wc -l
Alternativ...
Working with select using AngularJS's ng-options
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800
One thing to note is that ngModel is required for ngOptions to work... note the ng-model="blah"...
How to set up a cron job to run an executable every hour?
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0 * * * * cd folder_containing_exe && ./exe_name
should work unless there is something else that needs to be setup for the program to run.
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