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Javascript : natural sort of alphanumerical strings
...ebeckennebec
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How do you round a number to two decimal places in C#?
... 140.67
=========
// just two decimal places
String.Format("{0:0.##}", 123.4567); // "123.46"
String.Format("{0:0.##}", 123.4); // "123.4"
String.Format("{0:0.##}", 123.0); // "123"
can also combine "0" with "#".
String.Format("{0:0.0#}", 123.4567) // "123.46"
Strin...
Fastest way to check if a string matches a regexp in ruby?
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This is a simple benchmark:
require 'benchmark'
"test123" =~ /1/
=> 4
Benchmark.measure{ 1000000.times { "test123" =~ /1/ } }
=> 0.610000 0.000000 0.610000 ( 0.578133)
"test123"[/1/]
=> "1"
Benchmark.measure{ 1000000.times { "test123"[/1/] } }
=> 0.718000 ...
How to convert an Int to a String of a given length with leading zeros to align?
How can I convert an Int to a 7-character long String , so that 123 is turned into "0000123" ?
7 Answers
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Best way to generate random file names in Python
....css') generates sequence like:
a38ff35794ae366e442a0606e67035ba_style.css
7a5f8289323b0ebfdbc7c840ad3cb67b_style.css
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C# Regex for Guid
...g styles, which are all equivalent and acceptable formats for a GUID.
ca761232ed4211cebacd00aa0057b223
CA761232-ED42-11CE-BACD-00AA0057B223
{CA761232-ED42-11CE-BACD-00AA0057B223}
(CA761232-ED42-11CE-BACD-00AA0057B223)
Update 1
@NonStatic makes the point in the comments that the above regex will ...
Efficient method to generate UUID String in JAVA (UUID.randomUUID().toString() without the dashes)
...didate but UUID.randomUUID().toString() generates stuff like 44e128a5-ac7a-4c9a-be4c-224b6bf81b20 which is good, but I would prefer dash-less string.
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ESP8285接入App Inventor 2深度调研：4种连接方案+是否需要开发拓展 - 创客...
...：连接方案与拓展评估
本文基于MIT App Inventor源码、fun123自研拓展源码、以及ESP8285官方数据手册，深度调研ESP8285芯片接入App Inventor 2的所有可行路径。
一、ESP8285芯片概述
ESP8285是乐鑫(Espressif)推出的WiFi SoC，本质是ESP8266的...
How to encode a URL in Swift [duplicate]
...(-), 0x2E (.), 0x30 to 0x39 (0-9), 0x41 to 0x5A (A-Z), 0x5F (_), 0x61 to 0x7A (a-z), leave the byte as is, [otherwise percent escape]." The W3C spec doesn't contemplate ~. In practice, it probably doesn't really matter that much (most web servers will accept it unescaped).
– Ro...
Convert Go map to json
... test} 8:{1 test} 9:{1 test} 0:{1 test} 3:{1 test} 5:{1 test} 6:{1 test}]
[123 34 48 34 58 123 34 110 117 109 98 101 114 34 58 34 49 34 44 34 116 105 116 108 101 34 58 34 116 101 115 116 34 125 44 34 49 34 58 123 34 110 117 109 98 101 114 34 58 34 49 34 44 34 116 105 116 108 101 34 58 34 116 101 115...