Linux: Etcher USB Flasher
2014-07-21
Mit dem Tool Etcher
kann man sehr einfach ISO Files auf USB Sticks schreiben.
Installation
Debian und Ubuntu based Package Repository (GNU/Linux x86/x64)
Add Etcher debian repository:
echo "deb https://deb.etcher.io stable etcher" | sudo tee /etc/apt/sources.list.d/balena-etcher.list
Trust Bintray.com's GPG key:
sudo apt-key adv --keyserver keyserver.u […]
PHP: Best way to get the first element of an array
2014-03-19
Q: how to determine the value of the first element of an array if the key is unknown ?
A: make use of the reset
command to set the array pointer back to start and to get the value of the array's first element.
// associative array
$aArray = array(
'foo' => 'bar',
'john' => 'doe'
);
// value of array's first element
$mValue = reset($aArray); // bar
// key of array's first element
$mKey = key(reset($aArray […]