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How to get the number of characters in a std::string?
...d in UTF-8. There are 3 ways we can talk about the length of this string:
95 bytes
00000000: 5acd a5cd accc becd 89cc b3cc ba61 cc92 Z............a..
00000010: cc92 cd8c cc8b cdaa ccb4 cd95 ccb2 6ccd ..............l.
00000020: a4cc 80cc 9acc 88cd 9ccc a8cd 8ecc b0cc ................
00000030: 9...
Split (explode) pandas dataframe string entry to separate rows
...de() method into the API (also see this answer).
– cs95
Jul 20 '19 at 7:23
...
Access lapply index names inside FUN
...ormance loss? Yes! here are the benchmarks:
> x <- as.list(seq_len(1e6))
> system.time( y <- lapply(x, function(x){parent.frame()$i[]}) )
user system elapsed
2.38 0.00 2.37
> system.time( y <- lapply(x, function(x){parent.frame()$i[]}) )
user system elapsed
2.45 0.00 2.45
> sy...
How do I check out a remote Git branch?
...jects: 100% (69/69), done.
From https://github.com/githubuser/repo-name
e6ef1e0..5029161 develop -> origin/develop
* [new branch] demo -> origin/demo
d80f8d7..359eab0 master -> origin/master
$ git checkout demo
Branch demo set up to track remote branch demo from ...
Combining multiple git repositories
... SVN import it may fail with a message like:
Rewrite 422a38a0e9d2c61098b98e6c56213ac83b7bacc2 (1/42)mv: cannot stat `/home/.../wikis/nodows/.git-rewrite/t/../index.new': No such file or directory
In this case you need to exclude the initial revision from the filter-branch - i.e. change the HEAD a...
How do I concatenate two lists in Python?
...tion for chaining multiple lists (n >> 2).
– cs95
Jun 4 '19 at 14:10
@cs95 slow compared to what?
...
Possible to change where Android Virtual Devices are saved?
... answered Jun 3 '15 at 8:18
ps95ps95
2,98911 gold badge1818 silver badges2929 bronze badges
...
Is there any way to prevent input type=“number” getting negative values?
...t on numInput.
number.onkeydown = function(e) {
if(!((e.keyCode > 95 && e.keyCode < 106)
|| (e.keyCode > 47 && e.keyCode < 58)
|| e.keyCode == 8)) {
return false;
}
}
<form action="" method="post">
<input type="number" id="...
How to initialize an array's length in JavaScript?
... F8, G8, H8],
// [A7, B7, C7, D7, E7, F7, G7, H7],
// [A6, B6, C6, D6, E6, F6, G6, H6],
// [A5, B5, C5, D5, E5, F5, G5, H5],
// [A4, B4, C4, D4, E4, F4, G4, H4],
// [A3, B3, C3, D3, E3, F3, G3, H3],
// [A2, B2, C2, D2, E2, F2, G2, H2],
// [A1, B1, C1, D1, E1, F1, G1, H1] ]
...
RegEx match open tags except XHTML self-contained tags
... community wiki
5 revs, 2 users 92%itsadok
98
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