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Ruby, remove last N characters from a string?
..._suffix!('123') # => "abc"
It's even significantly faster (almost 40% with the bang method) than the top answer. Here's the result of the same benchmark:
user system total real
chomp 0.949823 0.001025 0.950848 ( 0.951941)
range ...
Is floating point math broken?
...s format as a whole number times a power of two; rational numbers (such as 0.1, which is 1/10) whose denominator is not a power of two cannot be exactly represented.
For 0.1 in the standard binary64 format, the representation can be written exactly as
0.1000000000000000055511151231257827021181583...
Equivalent of String.format in jQuery
...
20 Answers
20
Active
...
Node.js + Nginx - What now?
...ng like:
# the IP(s) on which your node server is running. I chose port 3000.
upstream app_yourdomain {
server 127.0.0.1:3000;
keepalive 8;
}
# the nginx server instance
server {
listen 80;
listen [::]:80;
server_name yourdomain.com www.yourdomain.com;
access_log /var/log/...
Getting current date and time in JavaScript
...
600
.getMonth() returns a zero-based number so to get the correct month you need to add 1, so calli...
App Inventor 俄罗斯方块：画布实现的完整小游戏（附 .aia 源码） · App Inventor 2 中文网
...撞墙自动修正、影子落点、下一个预览、消行计分、每 10 行升一级加速、最高分保存。全部用内置的画布和积木实现，不需要拓展。
下载 Tetris.aia 返回搜索需求专题
这一篇回答的搜索：App Inventor 俄罗斯方块 aia、appinventor ...
How to create a sequence of integers in C#?
...
206
You can use Enumerable.Range(0, 10);. Example:
var seq = Enumerable.Range(0, 10);
MSDN page ...
How to make button look like a link?
...
button {
background: none!important;
border: none;
padding: 0!important;
/*optional*/
font-family: arial, sans-serif;
/*input has OS specific font-family*/
color: #069;
text-decoration: underline;
cursor: pointer;
}
<button> your button that looks like a link...
Sorting list based on values from another list?
...Y,X))]
Example:
X = ["a", "b", "c", "d", "e", "f", "g", "h", "i"]
Y = [ 0, 1, 1, 0, 1, 2, 2, 0, 1]
Z = [x for _,x in sorted(zip(Y,X))]
print(Z) # ["a", "d", "h", "b", "c", "e", "i", "f", "g"]
Generally Speaking
[x for _, x in sorted(zip(Y,X), key=lambda pair: pair[0])]
E...
Can you use CSS to mirror/flip text?
...|
edited Jun 4 '19 at 17:30
Hernán Eche
5,0951111 gold badges4141 silver badges7070 bronze badges
answe...