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How can I expose more than 1 port with Docker?
...service file?
– Lanti
Jul 1 '15 at 20:15
2
I think the correct term here is publish not expose.
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Create a tar.xz in one command
...member to man tar :)
tar cfJ <archive.tar.xz> <files>
Edit 2015-08-10:
If you're passing the arguments to tar with dashes (ex: tar -cf as opposed to tar cf), then the -f option must come last, since it specifies the filename (thanks to @A-B-B for pointing that out!). In that case, th...
Scoping in Python 'for' loops
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109
The likeliest answer is that it just keeps the grammar simple, hasn't been a stumbling block fo...
How to get the home directory in Python?
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edited Apr 17 at 18:10
Arsen Khachaturyan
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a...
How do you implement a private setter when using an interface?
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– Marcello Nicoletti
Feb 26 '18 at 21:40
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Any difference between First Class Function and High Order Function
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answered Apr 13 '12 at 13:07
zoulzoul
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Left-pad printf with spaces
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If you want the word "Hello" to print in a column that's 40 characters wide, with spaces padding the left, use the following.
char *ptr = "Hello";
printf("%40s\n", ptr);
That will give you 35 spaces, then the word "Hello". This is how you format stuff when you know how wide you ...
Is it possible to assign numeric value to an enum in Java?
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public enum EXIT_CODE {
A(104), B(203);
private int numVal;
EXIT_CODE(int numVal) {
this.numVal = numVal;
}
public int getNumVal() {
return numVal;
}
}
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How do I show a Save As dialog in WPF?
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202
Both answers thus far link to the Silverlight SaveFileDialogclass; the WPF variant is quite a b...
How to check if std::map contains a key without doing insert?
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310
Use my_map.count( key ); it can only return 0 or 1, which is essentially the Boolean result you ...