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Is there a (repeat-last-command) in Emacs?
... Also on C-x M-: (mnemonic: like M-: but with the elisp expression already filled in for you).
– phils
Jan 27 '13 at 22:29
7
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Is it safe to ignore the possibility of SHA collisions in practice?
... @Hristo I think yes, one would take that risk. A nuclear power plant already has a far higher chance of exploding due to other things, like mechanical failure, human error in building it or operator error while running it, and we are already taking those chances. If SHA-256 collisions were the o...
How can I install pip on Windows?
... "error: pip.egg-info\PKG-INFO: Permission denied", then try to remove the read only attribute on the uncompressed pip directory.
– Yoo Matsuo
May 5 '11 at 4:04
13
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Appending a vector to a vector [duplicate]
...eing a member function, can. (It needs to figure out that the iterators to read from are random-access iterators in order to pre-calculate the sequence's length, but it would be a weak implementation which wouldn't do this.)
– sbi
Mar 31 '10 at 9:42
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What is the difference between an ordered and a sorted collection?
... occurs in the memory of JVM which running Hibernate, after the data being read from database using java comparator.
If your collection is not large, it will be more efficient way to sort it.
As it happens in jvm memory, it can throw Out of Memory error.
2. Order collection
Order collec...
What's the difference between git reflog and log?
...
Also, since you're a Git beginner, I highly recommend you read the Pro Git book, it's how I learned most of what I learned about Git. I recommend chapters 1-3 and 6-6.5. I also highly recommend that you learn how to rebase both interactively and non-interactively.
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typedef struct vs struct definitions [duplicate]
... int x;
} T;
void S() { } // correct
//void T() {} // error: symbol T already defined as an alias to 'struct S'
You can define a function with the same name of the struct as the identifiers are kept in different spaces, but you cannot define a function with the same name as a typedef as those i...
Is it possible to append to innerHTML without destroying descendants' event listeners?
...created my markup to insert as a string since it's less code and easier to read than working with the fancy dom stuff.
Then I made it innerHTML of a temporary element just so I could take the one and only child of that element and attach to the body.
var html = '<div>';
html += 'Hello div!';...
What's the difference between => , ()=>, and Unit=>
... passed. If you aren't familiar with them, I recommend taking some time to read that wikipedia article, even though nowadays it is mostly call-by-value and call-by-reference.
What it means is that what is passed is substituted for the value name inside the function. For example, take this function:...
Android OpenGL ES and 2D
Well, here's my request. I don't know OpenGL already, and I'm not willing to learn it, I want to learn OpenGL ES directly since I'm targeting my development to android, however. I want to learn OpenGL ES in order to develop my 2D games. I chose it for performances purpose (since basic SurfaceView ...