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John Carmack's Unusual Fast Inverse Square Root (Quake III)
...ng time to figure out how and why
this works, and I can't remember the
details anymore.
A slightly better constant, developed by an expert mathematician (Chris Lomont) trying to work out how the original algorithm worked is:
float InvSqrt(float x)
{
float xhalf = 0.5f * x;
int i = *(i...
Canary release strategy vs. Blue/Green
...
I have written a detailed essay on this topic here: http://blog.itaysk.com/2017/11/20/deployment-strategies-defined
In my opinion, the difference is whether or not the new 'green' version is exposed to real users. If it is, then I'd call it ...
Give all the permissions to a user on a DB
...ral language, schema, or tablespace)
But the rest is rarely needed. More details:
How to manage DEFAULT PRIVILEGES for USERs on a DATABASE vs SCHEMA?
Grant privileges for a particular database in PostgreSQL
How to grant all privileges on views to arbitrary user
Consider upgrading to a current ...
windowSoftInputMode=“adjustResize” not working with translucent action/navbar
...ast year there was an interesting talk by Chris Bane that explains in good detail how this works:
https://www.youtube.com/watch?v=_mGDMVRO3iE
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Proper way to declare custom exceptions in modern Python?
...vercraft is full of animals", "animal":"eels"})
However, to get at those details in an except block is a bit more complicated. The details are stored in the args attribute, which is a list. You would need to do something like this:
try:
raise MyException({"message":"My hovercraft is full of a...
What is the best way to profile javascript execution? [closed]
...
Firebug
Firebug provides a highly detailed profiling report. It will tell you how long each method invocation takes in a giant (detailed) table.
console.profile([title])
//also see
console.trace()
You need to call console.profileEnd () to end your profile...
ITunes review URL and iOS 7 (ask user to rate our app) AppStore show a blank page
..., this was the URL I am still using for iOS6. For iOS 7 I am using the one detailed in my answer. Strange that it is working for you.
– Frank
Sep 20 '13 at 1:04
...
What's the difference between design patterns and architectural patterns?
...
It requires a detailed explanation but I will try to sketch the differences to best of my knowledge.
Patterns are distilled commonality that you find in programs. It allows us to deconstruct a large complex structure and build using simpl...
How to loop through array in jQuery?
...have to have so many elements that the odds are you'd have other problems; details).
ES5's forEach:
As of ECMAScript5, arrays have a forEach function on them which makes it easy to loop through the array:
substr.forEach(function(item) {
// do something with `item`
});
Link to docs
(Note: T...
Determine installed PowerShell version
...it. A reload with . $profile and I can just type psver any time to get the detailed version info and other details.
– ADTC
May 8 '16 at 13:13
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