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Learn C first before learning Objective-C [closed]
...of it.
A typical example was some code we used that had to encode data in base64, but we could not use an external library for that (no OpenSSL lib). We used a base64 encoder, entirely written using Cocoa classes. It was working okay, but when we made it encode 200 MB of binary data, it took an ete...
How to get current time in milliseconds in PHP?
...
Short answer:
64 bits platforms only!
function milliseconds() {
$mt = explode(' ', microtime());
return ((int)$mt[1]) * 1000 + ((int)round($mt[0] * 1000));
}
[ If you are running 64 bits PHP then the constant PHP_INT_SIZE equals t...
Docker can't connect to docker daemon
....
On RedHat/CentOS, run: sudo systemctl start docker.
To initialize the "base" filesystem, run:
$ sudo service docker stop
$ sudo rm -rf /var/lib/docker
$ sudo service docker start
or manually like:
$ sudo docker -d --storage-opt dm.basesize=20G
Install docker-machine on Linux
To install ma...
eclipse won't start - no java virtual machine was found
...rgeAjay George
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What is the difference between quiet NaN and signaling NaN?
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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A hex viewer / editor plugin for Notepad++? [closed]
...GB). I removed it again and for other reasons installed the TextFX plugin (based on Find multiple lines in Notepad++)
Out of curiosity I installed the hex plugin again and now it works.
Note that this is on a fresh install of Windows 7 64 bit.
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error: ‘uint16_t’ does not name a type - C/C++ - 清泛网 - 专注C/C++及内核技术
...der
#include <_mingw.h>
/* ISO C9x 7.18 Integer types <stdint.h>
* Based on ISO/IEC SC22/WG14 9899 Committee draft (SC22 N2794)
*/
#define __need_wint_t
#define __need_wchar_t
#include <stddef.h>
/* 7.18.1.1 Exact-width integer types */
typedef signed char int8_t;
typedef unsign...
error: ‘uint16_t’ does not name a type - c++1y / stl - 清泛IT社区，为创新赋能！
...;
/* ISO C9x 7.18 Integer types <stdint.h>
* Based on ISO/IEC SC22/WG14 9899 Committee draft (SC22 N2794)
*/
#define __need_wint_t
#define __need_wchar_t
#include <stddef.h>
/* 7.18.1.1 Exact-width integer types */
typedef signed char int8_t;
typedef...
PowerShell says “execution of scripts is disabled on this system.”
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If you're using Windows Server 2008 R2 then there is an x64 and x86 version of PowerShell both of which have to have their execution policies set. Did you set the execution policy on both hosts?
As an Administrator, you can set the execution policy by typing this into your PowerSh...
Java Error opening registry key
...w.exe and javaws.exe from your Windows\System32 folder and if you have an x64 system (Win 7 64 bits) also do the same under Windows\SysWOW64.
If you can't find them at these locations, try deleting them from C:\ProgramData\Oracle\Java\javapath.
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