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Algorithm to generate all possible permutations of a list?
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Basically, for each item from left to right, all the permutations of the remaining items are generated (and each one is added with the current elements). This can be done recursively (or iteratively if you like pain) until the last item is reached at...
Difference between int[] array and int array[]
...];
is equivalent to:
byte rowvector[], colvector[], matrix[][];
Taken from Java Specification. That means that
int a[],b;
int[] a,b;
are different. I would not recommend either of these multiple declarations. Easiest to read would (probably) be:
int[] a;
int[] b;
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HTML5 record audio to file
What I ultimately want to do is record from the user's microphone, and upload the file to the server when they're done. So far, I've managed to make a stream to an element with the following code:
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Discard Git Stash Pop
... take care of your problem. Note that this removes all uncommitted changes from the repository.
Note that if there are conflicts, the stash is preserved. From the stash docs:
Applying the state can fail with conflicts; in this case, it is not
removed from the stash list. You need to resolve t...
Haskell testing workflow
...started a new Haskell project and wanted to set up a good testing workflow from the beginning. It seems like Haskell has a lot of excellent and unique testing tools and many different ways to integrate them.
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Xcode - ld: library not found for -lPods
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It seems project has been using cocoapods. and that files are missing from your project.
You cant just download it from git. You need to install it from cocoapods.
for more help, you may follow Introduction to CocoaPods Tutorial
If the project uses CocoaPods be aware to always open the .xcwo...
Using CSS to affect div style inside iframe
...licy applies, so you can only do this to an iframe element which is coming from your own server.
I use the Prototype framework to make it easier:
frame1.$('mydiv').style.border = '1px solid #000000'
or
frame1.$('mydiv').addClassName('withborder')
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How can I detect when an Android application is running in the emulator?
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This is what I had to update to after using the answer from @Aleadam for quite awhile (it stopped working for me).
– ckbhodge
Jul 8 '16 at 10:20
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Simplest code for array intersection in javascript
...ersection = new Set([...setA].filter(x => setB.has(x)));
return Array.from(intersection);
}
Shorter, but less readable (also without creating the additional intersection Set):
function intersect(a, b) {
var setB = new Set(b);
return [...new Set(a)].filter(x => setB.has(x));
}
Note t...
Is it possible to make an ASP.NET MVC route based on a subdomain?
...anks for the detailed sample but I'm not following how to execute the .Add from Global.asax.
– justSteve
Jan 4 '12 at 17:25
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