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Unix shell script find out which directory the script file resides?
Basically I need to run the script with paths related to the shell script file location, how can I change the current directory to the same directory as where the script file resides?
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How to get a variable name as a string in PHP?
...php
function varName( $v ) {
$trace = debug_backtrace();
$vLine = file( __FILE__ );
$fLine = $vLine[ $trace[0]['line'] - 1 ];
preg_match( "#\\$(\w+)#", $fLine, $match );
print_r( $match );
}
$foo = "knight";
$bar = array( 1, 2, 3 );
$baz = 12345;
varName( $foo );
varName( $bar...
Maven error: Could not find or load main class org.codehaus.plexus.classworlds.launcher.Launcher
...ing the above mentioned error, be sure that you have downloaded the Binary file.
The source file should only be downloaded if you are an advanced user and that you know how to deal with it.
I have had quite a share of people downloading the wrong file, seniors and juniors
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Batch file to copy files from one folder to another folder
...e replaced by a new one due to place problem so I need to copy sub folders files from the old server storage folder to new server storage folder. I have below ex:
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Local dependency in package.json
...2.0.0 of npm. Example:
{
"name": "baz",
"dependencies": {
"bar": "file:../foo/bar"
}
}
Any of the following paths are also valid:
../foo/bar
~/foo/bar
./foo/bar
/foo/bar
The local package will be copied to the prefix (./node-modules).
npm < 2.0.0
Put somelocallib as dependency i...
ValueError : I/O operation on closed file
...d be inside the with block:
import csv
with open('v.csv', 'w') as csvfile:
cwriter = csv.writer(csvfile, delimiter=' ', quotechar='|', quoting=csv.QUOTE_MINIMAL)
for w, c in p.items():
cwriter.writerow(w + c)
Outside the with block, the file is closed.
>>> with ope...
How to revert (Roll Back) a checkin in TFS 2010
...same thing manually by doing a Get Specific Version, adding a space to the file so it looks like it changed, and checking it in. I still go the latter route to back out a change if I need to for a single file, as I find it quicker to do.
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Tablet or Phone - Android
...d a phone is the screen size which is why you want to use different layout files. These files are stored in the res/layout-<qualifiers> directories. You can create an XML file in the directoy res/values-<same qualifiers> for each of your layouts and put an int/bool/string resource into i...
Passing Parameters JavaFX FXML
... JavaFX 2.x) you CANNOT also define a fx:controller attribute in your fxml file.
Due to the limitation on the fx:controller definition in FXML, I personally prefer getting the controller from the FXMLLoader rather than setting the controller into the FXMLLoader.
Having the Controller Retrieve Parame...
Postgres could not connect to server
...
Had a similar problem; a pid file was blocking postgres from starting up. To fix it:
$ rm /usr/local/var/postgres/postmaster.pid
$ brew services restart postgresql
and then all is well.
...