大约有 32,294 项符合查询结果（耗时：0.0886秒） [XML]
How to sort an array in descending order in Ruby
...ys enlightening to do a benchmark on the various suggested answers. Here's what I found out:
#!/usr/bin/ruby
require 'benchmark'
ary = []
1000.times {
ary << {:bar => rand(1000)}
}
n = 500
Benchmark.bm(20) do |x|
x.report("sort") { n.times { ary.sort{ |a,b| b[:bar] ...
Tips for debugging .htaccess rewrite rules
...e. This is the best and easiest solution. It gives incredible insight into what's wrong and results in fixing the issue FAST.
– toddmo
Apr 26 '18 at 19:23
...
Check if a number has a decimal place/is a whole number
...
@Swanidhi: what do you mean? What won't be valid? "10." is a whole number and the result will be exactly the same as "10" or 10.
– Andy E
Dec 5 '14 at 16:56
...
Check variable equality against a list of values
...
@BinodShrestha I think that's what I wrote, unless I'm missing something. "For variables.. or strings..."
– Hastig Zusammenstellen
Feb 28 '19 at 14:20
...
Get the device width in javascript
... like a much better solution and actually uses CSS media queries. I wonder what the browser support is for this across mobile platforms?
– Carl Zulauf
Jan 29 '13 at 20:53
1
...
Styling twitter bootstrap buttons
...cally, the buttons in Twitter Bootstrap are controlled in CSS by ".btn{}". What you have to do is go to the CSS file and find where it says "btn" and change the color settings. However, it's not as simple as just doing that since you also have to change what color the button changes into when you hi...
How to render and append sub-views in Backbone.js
I have a nested-View setup which can get somewhat deep in my application. There are a bunch of ways I could think of initializing, rendering and appending the sub-views, but I'm wondering what common practice is.
...
How do I write a short literal in C++?
...r is the same and I think there isn't a direct way of doing it.
That's what I've been doing because I couldn't find anything about it. I would guess that the compiler would be smart enough to compile this as if it's a short literal (i.e. it wouldn't actually allocate an int and then cast it ever...
Most efficient way to determine if a Lua table is empty (contains no entries)?
What's the most efficient way to determine if a table is empty (that is, currently contains neither array-style values nor dict-style values)?
...
diff current working copy of a file with another branch's committed copy
...YI, there is also a --cached (aka --staged) option for viewing the diff of what you've staged, rather than everything in your working tree:
git diff [--options] --cached [<commit>] [--] [<path>...]
This form is to view the changes you staged for the next commit
relative...