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Java how to replace 2 or more spaces with single space in string and delete leading and trailing spa
...aceAll("^ +| +$|( )+", "$1")
);
}
There are 3 alternates:
^_+ : any sequence of spaces at the beginning of the string
Match and replace with $1, which captures the empty string
_+$ : any sequence of spaces at the end of the string
Match and replace with $1, which captures the em...
Android, ListView IllegalStateException: “The content of the adapter has changed but ListView did no
...to resolve?
– tonix
May 3 '14 at 20:32
@user3019105 - Synchronizing two background threads. one which updates the data...
How to list branches that contain a given commit?
...000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 4...
How to delete (not cut) in Vim?
...ing.
– JShorthouse
Dec 16 '19 at 17:32
add a comment
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Why does Dijkstra's algorithm use decrease-key?
...000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 4...
Understanding FFT output
...is your DC offset and carries no frequency dependent information).
You get 32 real and 32 imaginary outputs because you are using a complex to complex FFT. Remember that you've converted your 32 samples into 64 values (or 32 complex values) by extending it with zero imaginary parts. This results in...
Override Python's 'in' operator?
...thulinpthulin
3,22133 gold badges1818 silver badges2323 bronze badges
...
Why does my 'git branch' have no master?
...
32
I created my repo with git init and the master branch was not created. With Github, the branch is created automatically, but not with Bitbu...
Rank function in MySQL
... person VALUES (3, 'Jack', 30, 'M');
INSERT INTO person VALUES (4, 'Bill', 32, 'M');
INSERT INTO person VALUES (5, 'Nick', 22, 'M');
INSERT INTO person VALUES (6, 'Kathy', 18, 'F');
INSERT INTO person VALUES (7, 'Steve', 36, 'M');
INSERT INTO person VALUES (8, 'Anne', 25, 'F');
Result:
+---------...
How to remove trailing whitespaces with sed?
I have a simple shell script that removes trailing whitespace from a file. Is there any way to make this script more compact (without creating a temporary file)?
...