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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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Preferred order of writing latitude & longitude tuples in GIS services
...its ships to know where they were and needed better maps. Harrison (http://www.youtube.com/watch?v=T-g27KS0yiY) produced an accurate marine chronometer; they sent mapmaking voyaging journeys eg James Cook 1770's. Britain therefore claimed the Prime Meridian by using Greenwich as 000deg for their map...
Calculating frames per second in a game
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I think it's the simplest and preferred way. You just to keep track of
cn: counter of how many frames you've rendered
time_start: the time since you've started counting
time_now: the current time
Calculating the fps in this case is as simple as evaluating this formula:
FPS = cn / (time_now -...
Why use Ruby instead of Smalltalk? [closed]
...e the 1980s. However, LISP based technologies actually got quite a lot of funding in the '60s, '70s and '80s; people really thought LISP was going places for quite a while.
– ConcernedOfTunbridgeWells
Jan 10 '10 at 14:57
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pdf2htmlEX实现pdf转html - 开源 & Github - 清泛网 - 专注C/C++及内核技术
...nction(){_.schedule_render();});
修改之后的Pdf2htmlEXUtil
package cn.com.oims.util;
import cn.com.oims.config.BaseConfig;
/**@author liuzhengyong
* @version 1.0 时间：2013-12-30 下午2:24:10
* pdf文件转html工具类
*/
public class Pdf2htmlEXUtil {
<span style="white-s...
What is “Argument-Dependent Lookup” (aka ADL, or “Koenig Lookup”)?
... MyNamespace::doSomething, not just ::doSomething.
– Fund Monica's Lawsuit
Jun 12 '18 at 23:47
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show 1 more comment
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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 ...
Python-equivalent of short-form “if” in C++ [duplicate]
Is there a way to write this C/C++ code in Python?
a = (b == true ? "123" : "456" )
4 Answers
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Converting a string to an integer on Android
...th4number";
int i=Integer.parseInt(s.replaceAll("[\\D]", ""));
output:
i=1234;
If you need first number combination then you should try below code:
String s="abc123xyz456";
int i=NumberFormat.getInstance().parse(s).intValue();
output:
i=123;
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Why does flowing off the end of a non-void function without returning a value not produce a compiler
...t script that I forgot to supply the arguments to.
– Fund Monica's Lawsuit
May 28 '16 at 20:31
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