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How to verify if a file exists in a batch file?
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granadaCoder
20.1k77 gold badges6868 silver badges107107 bronze badges
answered Jun 11 '10 at 11:05
stuartdstuartd
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How to deep copy a list?
...jects.
See the following snippet -
>>> a = [[1, 2, 3], [4, 5, 6]]
>>> b = list(a)
>>> a
[[1, 2, 3], [4, 5, 6]]
>>> b
[[1, 2, 3], [4, 5, 6]]
>>> a[0][1] = 10
>>> a
[[1, 10, 3], [4, 5, 6]]
>>> b # b changes too -> Not a deepcopy.
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Getting Java version at runtime
I need to work around a Java bug in JDK 1.5 which was fixed in 1.6. I'm using the following condition:
12 Answers
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Property getters and setters
...y, in the Swift REPL:
15> var pt = Point()
pt: Point = {
_x = 0
}
16> pt.x = 10
17> pt
$R3: Point = {
_x = 20
}
18> pt.x
$R4: Int = 10
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Mail multipart/alternative vs multipart/mixed
...Factory.fallback", "false");
props.setProperty("mail.smtp.port", "465");
props.setProperty("mail.smtp.socketFactory.port", "465");
props.setProperty("mail.smtps.auth", "true");
/*
If set to false, the QUIT command is sent and the connection is immediately clo...
Breakpoint on property change
...e?
– Arsen Zahray
Jul 23 '12 at 18:46
3
@ArsenZahray, dunno. However, you can make a handy functi...
How to run a PowerShell script from a batch file
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JoeyJoey
304k7575 gold badges627627 silver badges640640 bronze badges
2
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How to set environment variables in Jenkins?
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answered May 16 '12 at 20:28
malenkiy_scotmalenkiy_scot
15.5k66 gold badges5757 silver badges8484 bronze badges
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Getting the error “Missing $ inserted” in LaTeX
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Will VousdenWill Vousden
28.6k99 gold badges7272 silver badges8989 bronze badges
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Vim: insert the same characters across multiple lines
...: It will only update the screen in the first line - until Esc is pressed (6.), at which point all lines will be updated.
Press Esc.
An uppercase I must be used rather than a lowercase i, because the lowercase i is interpreted as the start of a text object, which is rather useful on its own, e.g...