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What are Vertex Array Objects?
...fter all you need to call to glDeleteVertexArrays(1, &vao).
You can read OpenGL SuperBible to understand it better.
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What should I use Android AccountManager for?
...n Android.
ContentProvider schedules the database access in a background thread The AsyncQueryHanlder helps to query the ContentProvider in a background thread, preventing Application Not Responsive (ANR) errors while not requiring you to explicitly handle threading.
ContentProvider ties into Conten...
Maximum number of characters using keystrokes A, Ctrl+A, Ctrl+C and Ctrl+V
...he total number of keys pressed after our new sequence of keypresses. We already have i keypresses at this stage, and 2 new keypresses go to select-all and copy. Therefore we're hitting paste j-i-2 times. Since pasting adds to the existing sequence of dp[i] A's, we need to add 1 making it j-i-1. Thi...
How to create an object for a Django model with a many to many field?
...Sample()
sample_object.save()
sample_object.users.add(1,2)
Update: After reading the saverio's answer, I decided to investigate the issue a bit more in depth. Here are my findings.
This was my original suggestion. It works, but isn't optimal. (Note: I'm using Bars and a Foo instead of Users and a...
What do “branch”, “tag” and “trunk” mean in Subversion repositories?
...ase version
tags/1.0.1 - 1.0.1 release version
Eventually you are almost ready to release 1.1, but you want to do a beta first. In this case, you likely do a "1.1" branch, and a "1.1beta1" tag. Now, work on what will be 1.2 (or 2.0 maybe) continues in trunk, but work on 1.1 continues in the "1.1" ...
Explain how finding cycle start node in cycle linked list work?
...ly the smallest i possible. In other words, tortoise and hare might have already met before many times. However, since we show that they meet at some point at least once we can say that the hypothesis is correct. So they would have to meet if we move one of them 1 step, and the other one 2 steps at ...
Strange, unexpected behavior (disappearing/changing values) when using Hash default value, e.g. Hash
...etween this method and the others: this way assigns the default value upon reading (as the assignment always happens inside the block). For example:
h1 = Hash.new { |h, k| h[k] = [] }
h1[:x]
h1 #=> {:x=>[]}
h2 = Hash.new { [] }
h2[:x]
h2 #=> {}
The immutable way
You may be wondering ...
Why does Ruby have both private and protected methods?
Before I read this article , I thought access control in Ruby worked like this:
7 Answers
...
Explicitly calling return in a function or not
...turn statements explicit? I hate being inconsistent. Also I think the code reads better; one can scan the function and easily see all exit points and values.
Paul used this example:
foo = function() {
if(a) {
return(a)
} else {
return(b)
}
}
Unfortunately, one could point out that it ca...
Is it abusive to use IDisposable and “using” as a means for getting “scoped behavior” for exception
...mutate and restore state is an abuse; the code is misleading to the casual reader.
Second, because I expect "using" to be used out of politeness, not necessity. The reason you use "using" to dispose of a file when you're done with it is not because it is necessary to do so, but because it is polit...