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Using i and j as variables in Matlab
...such there is no need to avoid using i. Then again, as Dennis pointed out (https://stackoverflow.com/a/14893729/1967396), it can be hard to see the difference between 1i and ii. My suggestion: use 1j as the imaginary constant where possible. It's the same trick that electrical engineers employ - the...
Which characters need to be escaped when using Bash?
Is there any comprehensive list of characters that need to be escaped in Bash? Can it be checked just with sed ?
7 Answers...
How to go about formatting 1200 to 1.2k in java
...s done in the bottom three lines of the format method).
It leverages TreeMap to find the appropriate suffix. It is surprisingly more efficient than a previous solution I wrote that was using arrays and was more difficult to read.
private static final NavigableMap<Long, String> suffixes = new T...
iPhone App Minus App Store?
...d try it yourself
today. Program membership is not required.
Quoted from: https://developer.apple.com/xcode/
Update:
XCode 7 is now released:
Free On-Device Development
Now everyone can run and test their own app
on a device—for free. You can run and debug your own creations on a
Mac, iPhone, iP...
How do I do base64 encoding on iOS?
I'd like to do base64 encoding and decoding, but I could not find any support from the iPhone SDK . How can I do base64 encoding and decoding with or without a library?
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What is array to pointer decay?
What is array to pointer decay? Is there any relation to array pointers?
9 Answers
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Linux反编译全攻略 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...个 crackme 说开去。本文的例子程序你可以到这来下载:
http://www.crackmes.de/users/veneta/crackmes/linux_crackme_v2 。古人云“工欲善其事，必先利其器”，本文中所用到的工具及操作平台罗列如下:
操作平台: gentoo 2004.3 # kernel 2.6.9
逆向...
Why should I care about lightweight vs. annotated tags?
...sired date for an annotated commit, but it doesn't look that simple to me:
https://www.kernel.org/pub/software/scm/git/docs/git-tag.html#_on_backdating_tags
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How to exclude a directory in find . command
I'm trying to run a find command for all JavaScript files, but how do I exclude a specific directory?
38 Answers
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Why doesn't Dijkstra's algorithm work for negative weight edges?
Can somebody tell me why Dijkstra's algorithm for single source shortest path assumes that the edges must be non-negative.
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