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Java switch statement: Constant expression required, but it IS constant
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What is your most productive shortcut with Vim?
...agraph respectively. So, to move a paragraph of text I cut it using { d} (3 keystrokes). (If I happen to already be on the first or last line of the paragraph I can then simply use d} or d{ respectively.
The notion of "paragraph" defaults to something which is usually intuitively reasonable. Thus...
Format floats with standard json module
...der
encoder.FLOAT_REPR = lambda o: format(o, '.2f')
print(json.dumps(23.67))
print(json.dumps([23.67, 23.97, 23.87]))
emits:
23.67
[23.67, 23.97, 23.87]
as you desire. Obviously, there should be an architected way to override FLOAT_REPR so that EVERY representation of a float is under your co...
How to request a random row in SQL?
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edited Aug 21 '13 at 16:39
answered Aug 21 '08 at 6:32
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Git: Create a branch from unstaged/uncommitted changes on master
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1232
No need to stash.
git checkout -b new_branch_name
does not touch your local changes. It just...
Difference between private, public, and protected inheritance
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Matt Faus
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answered May 13 '09 at 20:49
AnzurioAnzurio
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Cross-browser testing: All major browsers on ONE machine
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How to export collection to CSV in MongoDB?
...TE:
This commit: https://github.com/mongodb/mongo-tools/commit/586c00ef09c32c77907bd20d722049ed23065398 fixes the docs for 3.0.0-rc10 and later. It changes
Fields string `long:"fields" short:"f" description:"comma separated list of field names, e.g. -f name,age"`
to
Fields string `long:"fields"...
How to round up to the nearest 10 (or 100 or X)?
...10(x))
This actually also works when x is a vector:
> roundUp(c(0.0023, 3.99, 10, 1003))
[1] 1e-02 1e+01 1e+01 1e+04
..but if you want to round to a "nice" number, you first need to define what a "nice" number is. The following lets us define "nice" as a vector with nice base values from 1 t...
How to count the number of set bits in a 32-bit integer?
...ou may need to adjust it to work for a particular language (e.g. using uint32_t for C++ and >>> in Java):
int numberOfSetBits(uint32_t i)
{
// Java: use int, and use >>> instead of >>
// C or C++: use uint32_t
i = i - ((i >> 1) & 0x55555555);
i =...