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How does Facebook disable the browser's integrated Developer Tools?
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});
var i = 0;
function showWarningAndThrow() {
if (!i) {
setTimeout(function () {
console.log("%cWarning message", "font: 2em sans-serif; color: yellow; background-color: red;");
}, 1);
i = 1;
}
throw "Console is disabled";
}
var l, n = {
s...
Return a `struct` from a function in C
... You certainly don't need pointers. That said, most of the time you would want to use them - the implicit memory copies that take place flinging structures around by value can be a real waste of CPU cycles, not to mention memory bandwidth.
– Carl Norum
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How to trim whitespace from a Bash variable?
I have a shell script with this code:
42 Answers
42
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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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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
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What is the “N+1 selects problem” in ORM (Object-Relational Mapping)?
...s to retrieve. Is it faster to get all 600 of them in one query, or 1 at a time in 600 queries. Unless you're on MyISAM and/or you have a poorly normalized/poorly indexed schema (in which case the ORM isn't the problem), a properly tuned db will return the 600 rows in 2 ms, while returning the indiv...
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
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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...