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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?
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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
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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...
How do I remove  from the beginning of a file?
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In Notepad++ v7.6.6 (64-bit) you need to click Convert to UTF-8.
– stomy
May 15 '19 at 7:05
add a comment
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.war vs .ear file
...erview:
In J2EE application, modules are packaged as EAR, JAR, and WAR based on their functionality
JAR:
EJB modules which contain enterprise java beans (class files) and EJB deployment descriptor are packed as JAR files with .jar extension
WAR:
Web modules which contain Servl...
Read url to string in few lines of java code
...otprint with additional libraries. If it's a server application running on 64 GB RAM machine, then just ignore this 10 MB - memory is cheap nowadays and whether de basic footprint is 1,5% or 2% of your total memory doesn't matter
– big data nerd
Apr 25 '18 at 7...
How can I match a string with a regex in Bash?
...ered Apr 13 '18 at 23:15
user2066480user2066480
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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...
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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Convert int to ASCII and back in Python
...asking. I'll grant it's slightly off of the use case in the OP, given that base64 or base58 encoding would be most applicable. I had arrived on this question based on the title, literally converting an integer to ascii text as if the integer has ascii encoded data embedded in its bytes. I posted thi...