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What's the difference between event.stopPropagation and event.preventDefault?
...Parent() {
alert('div Clicked');
}
</script>
This time if you click on Link the function executeParent() will not
be called and you will not get the javascript alert div Clicked
this time. This is due to us having prevented the propagation to the
parent div using event...
Get a random boolean in python?
I am looking for the best way (fast and elegant) to get a random boolean in python (flip a coin).
8 Answers
...
Database design for audit logging
Every time I need to design a new database I spend quite some time
thinking on how I should set up the database schema to keep an audit log of
the changes.
...
What are POD types in C++?
I've come across this term POD-type a few times.
What does it mean?
9 Answers
9
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C++ Object Instantiation
...en it goes out of scope, which is your main tool for tracking resource lifetime and avoiding leaks.
So in general, every time you need to allocate a resource, whether it's memory (by calling new), file handles, sockets or anything else, wrap it in a class where the constructor acquires the resource...
How to install latest version of git on CentOS 7.x/6.x
... credentials, e.g. for http[s] URLs. The currently accepted answer at the time of writing (stackoverflow.com/a/21820716/407170) does not do these things and requires you to compile yourself.
– Les Hazlewood
Sep 8 '18 at 0:56
...
Python subprocess.Popen “OSError: [Errno 12] Cannot allocate memory”
Note: This question was originally asked here but the bounty time expired even though an acceptable answer was not actually found. I am re-asking this question including all details provided in the original question.
...
Difference between array_map, array_walk and array_filter
...e largest input array; array_walk does not return an array but at the same time it cannot alter the number of elements of original array; array_filter picks only a subset of the elements of the array according to a filtering function. It does preserve the keys.
Example:
<pre>
<?php
$or...
Using capistrano to deploy from different git branches
I am using capistrano to deploy a RoR application. The codebase is in a git repository, and branching is widely used in development. Capistrano uses deploy.rb file for it's settings, one of them being the branch to deploy from.
...
Creating a blurring overlay view
...ns.com: Perform a blur using vImage. The algorithm is also used in iOS-RealTimeBlur.
From Nick Lockwood: https://github.com/nicklockwood/FXBlurView The example shows the blur over a scroll view. It blurs with dispatch_async, then syncs to call updates with UITrackingRunLoopMode so the blur is not la...