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Delete all but the most recent X files in bash
...here's no input.
If you have BSD xargs (including on macOS), you can use -0 to handle NUL-separated input, after first translating newlines to NUL (0x0) chars., which also passes (typically) all filenames at once (will also work with GNU xargs):
ls -tp | grep -v '/$' | tail -n +6 | tr '\n' '\0' | ...
How can I tell PyCharm what type a parameter is expected to be?
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If you are using Python 3.0 or later, you can also use annotations on functions and parameters. PyCharm will interpret these as the type the arguments or return values are expected to have:
class King:
def repress(self, peasant: Person) -> boo...
(this == null) in C#!
...'t be able to access this in that context and the ability to do so in C# 3.0 compiler is a bug. C# 4.0 compiler is behaving correctly according to the spec (even in Beta 1, this is a compile time error):
§ 7.5.7 This access
A this-access consists of the reserved word this.
this-access...
Why is “Set as Startup” option stored in the suo file and not the sln file?
...should it be a non-user-specific preference?
If I've got a solution with 10 files in, and one developer is primarily testing/using one of those tools, why should that affect what I start up?
I think MS made the right choice on this one. The project I want to start is far from necessarily the proje...
convert a JavaScript string variable to decimal/money
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edited Dec 30 '13 at 19:28
answered May 23 '11 at 10:16
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Can I use __init__.py to define global variables?
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You should be able to put them in __init__.py. This is done all the time.
mypackage/__init__....
Is “double hashing” a password less secure than just hashing it once?
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270
Hashing a password once is insecure
No, multiple hashes are not less secure; they are an essent...
AngularJS - how to get an ngRepeat filtered result reference
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answered Jul 30 '12 at 13:12
Andrew JoslinAndrew Joslin
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How to initialize a struct in accordance with C programming language standards
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740
In (ANSI) C99, you can use a designated initializer to initialize a structure:
MY_TYPE a = { ....
What kind of leaks does automatic reference counting in Objective-C not prevent or minimize?
...e-C mailing list, where he lists many advantages of ARC over Objective-C 2.0 garbage collection. I've run into several of the GC issues he describes.
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