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Get visible items in RecyclerView
...ng blog.
https://proandroiddev.com/detecting-list-items-perceived-by-user-8f164dfb1d05
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Force R not to use exponential notation (e.g. e+10)?
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format(1e6, scientific=FALSE) returns "1000000" while as.character(1e6) returns "1e+06", so there is a difference between the two methods.
– mickey
Dec 4 '18 at 18:24
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Is there a simple way to delete a list element by value?
...y, numpy data in Cython. [@Gill's answer is O(n*n) unnecessarily (compare 1e6 and 1e12 – you don't want to risk the latter). while 1: L.remove(value) and return on ValueError might work well with a few values or small lists in CPython.
– jfs
Aug 23 '14 at 2:...
How to watch for array changes?
...tanceof Array) {
_self.push.apply(_self, items);
}
}
(function testing() {
var x = new ObservableArray(["a", "b", "c", "d"]);
console.log("original array: %o", x.slice());
x.addEventListener("itemadded", function(e) {
console.log("Added %o at index %d.", e.item, e.ind...
Avoiding if statement inside a for loop?
...rry about in terms of performance
In this case I advocate for keeping the test inside the loop for clarity.
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廉价共享存储解决方案2-drbd+cman+gfs2 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...ssh/id_rsa.pub.
The key fingerprint is:
a9:8a:3a:3d:64:eb:0b:de:94:a5:92:e4:ba:5d:f3:de root@gfs_1
The key's randomart image is:
+--[ RSA 2048]----+
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|.B =o . |
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Browse orphaned commits in Git
...ings from the linter
| (Theo Ristudent, 4 weeks ago)
* 9f782b8 Fix tests flakes
| (Tess Driven, 5 weeks ago)
From that it's clear that e3124bf and 6a7a52e are unreferenced orphans, and there's context from their ancestor commits.
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What is the difference between $(command) and `command` in shell programming?
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July 2014: The commit f25f5e6 (by Elia Pinto (devzero2000), April 2014, Git 2.0) adds to the nesting issue:
The backquoted form is the traditional method for command substitution, and is supported by POSIX.
However, all but the simplest uses beco...
git undo all uncommitted or unsaved changes
...WIP on rails-4: 66c8407 remove forem residuals
stash@{1}: WIP on master: 2b8f269 Map qualifications
stash@{2}: WIP on master: 27a7e54 Use non-dynamic finders
stash@{3}: WIP on blogit: c9bd270 some changes
Each stash is named after the previous commit messsage.
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Hex transparency in colors [duplicate]
.... E.g. for 50% white you'd use #80FFFFFF.
100% — FF
95% — F2
90% — E6
85% — D9
80% — CC
75% — BF
70% — B3
65% — A6
60% — 99
55% — 8C
50% — 80
45% — 73
40% — 66
35% — 59
30% — 4D
25% — 40
20% — 33
15% — 26
10% — 1A
5% — 0D
0% — 00
(source)
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