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How to set a default entity property value with Hibernate
...want a real database default value, use columnDefinition:
@Column(name = "myColumn", nullable = false, columnDefinition = "int default 100")
Notice that the string in columnDefinition is database dependent. Also if you choose this option, you have to use dynamic-insert, so Hibernate doesn't incl...
Is it possible to decompile a compiled .pyc file into a .py file?
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Thanks a lot. I had accidentally deleted my .py file instead of .pyc. This saved me from having to rewrite it from scratch.
– avmohan
Jan 9 '14 at 9:39
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Git commit in terminal opens VIM, but can't get back to terminal
... exit by pressing Esc and then :x
To set another editor run export EDITOR=myFavoriteEdioron your terminal, where myFavoriteEdior can be vi, gedit, subl(for sublime) etc.
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How does the new automatic reference counting mechanism work?
...atforms. I describe the primary issue to watch out for (retain cycles) in my answer here, which may require a little thought on your part to mark weak pointers. However, that's minor when compared to what you're gaining in ARC.
When compared to manual memory management and garbage collection, ARC...
Is inline assembly language slower than native C++ code?
...< length; ++j) {
x[j] += TIMES * y[j];
}
}
however it seems my favorite optimizer (LLVM) does not perform this transformation.
[edit] I found that the transformation is performed if we had the restrict qualifier to x and y. Indeed without this restriction, x[j] and y[j] could alias t...
how to get android screen size programmatically, once and for all?
How can I find out my screen size programmatically,
in the units used by touch events
and View measurement/layout?
In other words, I want the coordinates
of the bottom-right corner of the screen,
in the coordinate system used by touch events'
getRawX()/getRawY() and View.getLocationOnScreen() .
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Why does 2 mod 4 = 2?
I'm embarrassed to ask such a simple question. My term does not start for two more weeks so I can't ask a professor, and the suspense would kill me.
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How to flip windows in vim? [duplicate]
...nd one or more of these sequences to make it faster to type. I put this in my .vimrc so that ,l moves the cursor to the next buffer in the current tab:
let mapleader = ","
nmap <Leader>l <C-w>w
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Cannot use object of type stdClass as array?
...ecode the json into an associative array instead of stdObject instances:
$my_array = json_decode($my_json, true);
See the documentation for more details.
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bash: Bad Substitution
... needed details, and we must join the dots... anyway feel free to downvote my answer.
– Vanni Totaro
Dec 1 '15 at 11:10
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