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What does the Ellipsis object do?
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This came up in another question recently. I'll elaborate on my answer from there:
Ellipsis is an object that can appear in slice notation. For example:
myList[1:2, ..., 0]
Its interpretation is purely up to whatever implements the __getitem__ function and sees Ellipsis objects there, but i...
img src SVG changing the styles with CSS
...y can write anything on this platform. MDN: "This feature has been removed from the Web standards. Though some browsers may still support it, it is in the process of being dropped"
– vsync
Sep 15 '18 at 7:05
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Max length for client ip address [duplicate]
...s of the code, they had an option to specifically get IPv4, IPV6, or a mix from the query.
– Stan Graves
Jul 2 '09 at 22:07
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Getting the parent of a directory in Bash
...t substitution feature to cut the last slash and whatever follows.
Answer from simple to more complex cases of the original question.
If path is guaranteed to end without any slash (in and out)
P=/home/smith/Desktop/Test ; echo "${P%/*}"
/home/smith/Desktop
If path is guaranteed to end with exa...
How do I use $rootScope in Angular to store variables?
...on entitled "$rootScope exists, but it can be used for evil." Passing data from one controller to another is evil.
– MBielski
Jan 20 '14 at 16:05
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How to configure port for a Spring Boot application
...application argument
java -jar <path/to/my/jar> --server.port=7788
From property in SPRING_APPLICATION_JSON (Spring Boot 1.3.0+)
Define environment variable in U*IX shell:
SPRING_APPLICATION_JSON='{"server.port":7788}' java -jar <path/to/my/jar>
By using Java system property:
java...
Is there a list of screen resolutions for all Android based phones and tablets? [closed]
... with different aspect ratios
The different aspect ratios seen above are (from most square; h/w):
1:1 1.0 <- rare for phone; common for watch
4:3 1.3333 <- matches iPad (when portrait)
3:2 1.5000
38:25 1.5200
14:9 1.5556 <- rare
25:16 1.5625
8:5 1.6000 <- ...
Static/Dynamic vs Strong/Weak
...istinguished (e.g. whether the language tries to do an implicit conversion from strings to numbers).
See the wiki-page for more detailed information.
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What's the difference between .bashrc, .bash_profile, and .environment?
...fig files is that some are only read by "login" shells (eg. when you login from another host, or login at the text console of a local unix machine). these are the ones called, say, .login or .profile or .zlogin (depending on which shell you're using).
Then you have config files that are read by "in...
How does python numpy.where() work?
...hape as condition, or broadcastable to such shape!), it will return values from x when condition is True otherwise from y. So this makes where more versatile and enables it to be used more often. Thanks
– eat
Apr 13 '11 at 7:53
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