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MD5 algorithm in Objective-C
...tions.h"
#import <CommonCrypto/CommonDigest.h> // Need to import for CC_MD5 access
@implementation NSString (MyAdditions)
- (NSString *)md5
{
const char *cStr = [self UTF8String];
unsigned char result[CC_MD5_DIGEST_LENGTH];
CC_MD5( cStr, (int)strlen(cStr), result ); // This is the...
Extract hostname name from string
...ostname(url) {
var hostname;
//find & remove protocol (http, ftp, etc.) and get hostname
if (url.indexOf("//") > -1) {
hostname = url.split('/')[2];
}
else {
hostname = url.split('/')[0];
}
//find & remove port number
hostname ...
What is the difference between URI, URL and URN? [duplicate]
...be obtained. It does not have to be HTTP URL (http://), a URL can also be (ftp://) or (smb://).
A Uniform Resource Name (URN) is a Uniform Resource Identifier (URI) that uses the URN scheme, and does not imply availability of the identified resource. Both URNs (names) and URLs (locators) are URIs, ...
Example JavaScript code to parse CSV data
...function(r, c, v) { return v; };
var chars = csv.split(''), c = 0, cc = chars.length, start, end, table = [], row;
while (c < cc) {
table.push(row = []);
while (c < cc && '\r' !== chars[c] && '\n' !== chars[c]) {
start = e...
How do I use grep to search the current directory for all files having the a string “hello” yet disp
...r any and all files containing the string "hello" and display only .h and .cc files?
8 Answers
...
How Can I Download a File from EC2 [closed]
... are using Mac or Linux you can use scp or even more friendly, download an FTP client, if you are on Mac I recommend you to use CyberDuck. In the end all you need is an FTP client. If you are on Windows I would recommend you Filezilla.
What OS are you in?
Since you are in Ubuntu, try this:
Con...
BLE（四）嗅探工具 - 创客硬件开发 - 清泛IT社区，为创新赋能！
...建立连接的蓝牙通信数据包的能力；
而淘宝购买的廉价CC2540开发板则作为最佳替补方案。
0x1 低功耗蓝牙SOC低功耗蓝牙推出以来，众多厂商根据标准规范实现了不同的解决方案，包括TI的CC2540\2541、北欧Nordic的nRF51822、CSR的1000\10...
Compile error: “g++: error trying to exec 'cc1plus': execvp: No such file or directory”
...
You need to install gcc-c++ package.
yum install gcc-c++
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CruiseControl [.Net] vs TeamCity for continuous integration?
...d CruiseControl.NET since its release and wrote some of the early code for cc.tray (thankfully re-written by someone who knew better).
Cruise, from ThoughtWorks, also looks quite good but I don't see a compelling reason for me to switch. If I were starting a new project I might give it a try, but ...
Bash script to receive and repass quoted parameters
...nds to the positional parameters, starting from one. When
the expansion occurs within double quotes, it expands to a single word
with the value of each parameter separated by the first character of
the IFS special variable. That is, "$*" is equivalent to
"$1c$2c...", where c is the first cha...