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What does rake db:test:prepare actually do?
I am following the rails tutorial videos and I can't figure out what the db:test:prepare command actually does. Can someone provide an explanation?
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How does @synchronized lock/unlock in Objective-C?
Does @synchronized not use "lock" and "unlock" to achieve mutual exclusion? How does it do lock/unlock then?
5 Answers
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How to break nested loops in JavaScript? [duplicate]
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You need to name your outer loop and break that loop, rather than your inner loop - like this.
outer_loop:
for(i=0;i<5;i++) {
for(j=i+1;j<5;j++) {
break outer_loop;
}
alert(1);
}
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bash HISTSIZE vs. HISTFILESIZE?
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Short answer:
HISTSIZE is the number of lines or commands that are stored in memory in a history list while your bash session is ongoing.
HISTFILESIZE is the number of lines or commands that (a) are allowed in the history file at startup time of a session, and (b) are stored i...
Significance of a .inl file in C++
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.inl files are never mandatory and have no special significance to the compiler. It's just a way of structuring your code that provides a hint to the humans that might read it.
I use .inl files in two cases:
For definitions of inline functions...
UIImage: Resize, then Crop
I've been bashing my face into this one for literally days now and even though I feel constantly that I am right on the edge of revelation, I simply cannot achieve my goal.
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Remove white space below image [duplicate]
...laying mysterious 2-3 pixels of white space between the bottom of my image and its border (see below).
9 Answers
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Why does string::compare return an int?
...eturn an int instead of a smaller type like short or char ? My understanding is that this method only returns -1, 0 or 1.
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Immediate function invocation syntax
...at it is clear that the value being produced is the result of the function and not the function itself.
So, basically, he feels it makes more clear the distinction between function values, and the values of functions. So, it's an stylistic matter, not really a substantive difference in the code its...
How can I git stash a specific file?
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EDIT: Since git 2.13, there is a command to save a specific path to the stash: git stash push <path>. For example:
git stash push -m welcome_cart app/views/cart/welcome.thtml
OLD ANSWER:
You can do that using git stash --patch (or git stash -p) -- you...