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Can you write nested functions in JavaScript?
...rn b; // <-- you can even return a function.
}
console.log(a(3)(4));
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Changing Mercurial “Default” Parent URL
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149
You can even add multiple entries in the [paths] section of your .hg/hgrc file.
[paths]
defaul...
Regex exactly n OR m times
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answered Dec 14 '12 at 8:10
Mark ByersMark Byers
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Convert a float64 to an int in Go
How does one convert a float64 to an int in Go? I know the strconv package can be used to convert anything to or from a string, but not between data types where one isn't a string. I know I can use fmt.Sprintf to convert anything to a string, and then strconv it to the data type I need, but th...
Any way to modify Jasmine spies based on arguments?
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edited Jul 26 '18 at 19:41
Jason McTaggart
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answered Apr 25 '13 a...
Golang: How to pad a number with zeros when printing?
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The fmt package can do this for you:
fmt.Printf("|%06d|%6d|\n", 12, 345)
Notice the 0 in %06d, that will make it a width of 6 and pad it with zeros. The second one will pad with spaces.
You can see it in action here: http://play.golang.org/p/cinDspMccp
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Android Studio Project Structure (v.s. Eclipse Project Structure)
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How do I convert a string to a double in Python?
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>>> x = "2342.34"
>>> float(x)
2342.3400000000001
There you go. Use float (which behaves like and has the same precision as a C,C++, or Java double).
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Adding Xcode Workspace Schemes to Version Control
...nto a folder called "xcshareddata".
Update: This works the same for Xcode 4-8.
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SQLite INSERT - ON DUPLICATE KEY UPDATE (UPSERT)
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Since 3.24.0 SQLite also supports upsert, so now you can simply write the following
INSERT INTO visits (ip, hits)
VALUES ('127.0.0.1', 1)
ON CONFLICT(ip) DO UPDATE SET hits = hits + 1;
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