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iOS开发过程中的各种tips - 更多技术 - 清泛网 - 专注C/C++及内核技术
...取电话号码，去掉数字之间的-
NSString *originalString = @"(123)123123abc";
NSMutableString *strippedString = [NSMutableString stringWithCapacity:originalString.length];
NSScanner *scanner = [NSScanner scannerWithString:originalString];
NSCharacterSet *numbers = [NSCharacterSet char...
How to sort List of objects by some property
...
123
Using Comparator
For Example:
class Score {
private String name;
private List<In...
编译器内部的秘密--微软的编译器是如何解析Try/Catch/Throw的 - C/C++ - 清...
...hrow的Compiler-Internals-How-Try-Catch-Throw-are-Interprpreted-by-the-Microsoft-Compiler本文不是一篇介绍如何在x86架构上详细地实现异常处理(exception handling)的手册，只是一篇入门的讨论性文章。本文只是讨论一些处理步骤在理论上应该如何实现...
Git blame — prior commits?
Is it possible to see who edited a specific line before the commit reported by git blame , like a history of commits for a given line?
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How does one reorder columns in a data frame?
...n of this function to my personal package.
– CoderGuy123
Jul 6 '16 at 12:12
1
This is really usef...
How to simulate a mouse click using JavaScript?
...thing like:
simulate(document.getElementById("btn"), "click", { pointerX: 123, pointerY: 321 })
You can use a similar approach to override other default options.
Credits should go to kangax. Here's the original source (prototype.js specific).
...
Remove insignificant trailing zeros from a number?
...
May produce unexpected results for numbers like: 1231111111111111111111111111111222222222222222222222222222222222222222222222222222.00. The string representation will be in exponential format: 1.231111111111111e+81
– Stas Makutin
Feb 2...
What does [ N … M ] mean in C aggregate initializers?
From sys.c line 123:
1 Answer
1
...
How to delete multiple files at once in Bash on Linux?
...f abc.log.2012* # Remove all logs from 2012
$ rm -f abc.log.2012-0[123]* # Remove all files from the first quarter of 2012
Regular expressions are more powerful than wildcards; you can feed the output of grep to rm -f. For example, if some of the file names start with "abc.log" and some wi...
Can't connect to local MySQL server through socket homebrew
...ql.sock
This solved it for me. Now my phpMyAdmin works happily with localhost and 127.0.0.1.
Credit goes to Henry
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