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What is the difference between __dirname and ./ in node.js?
When programming in Node.js and referencing files that are located somewhere in relation to your current directory, is there any reason to use the __dirname variable instead of just a regular ./ ? I've been using ./ thus far in my code and just discovered the existence of __dirname , and essenti...
ASP.NET 2.0 - How to use app_offline.htm
I've read about the app_offline.htm file which can be placed within the root of a .NET 2.0 application which will in essence shut down the application and disable any other pages from being requested.
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How do I exit the Vim editor?
...ng (short for :quit!)
:wq to write and quit
:wq! to write and quit even if file has only read permission (if file does not have write permission: force write)
:x to write and quit (similar to :wq, but only write if there are changes)
:exit to write and exit (same as :x)
:qa to quit all (short for :...
What is the command to truncate a SQL Server log file?
I need to empty an LDF file before sending to a colleague. How do I force SQL Server to truncate the log?
7 Answers
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How to post data in PHP using file_get_contents?
I'm using PHP's function file_get_contents() to fetch contents of a URL and then I process headers through the variable $http_response_header .
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Vagrant ssh authentication failure
...st default
HostName 127.0.0.1
User vagrant
Port 2222
UserKnownHostsFile /dev/null
StrictHostKeyChecking no
PasswordAuthentication no
IdentityFile C:/Users/konst/.vagrant.d/insecure_private_key
IdentitiesOnly yes
LogLevel FATAL
http://docs.vagrantup.com/v2/cli/ssh_config.html
Sec...
XMLHttpRequest status 0 (responseText is empty)
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status is 0 when your html file containing the script is opened in the browser via the file scheme. Make sure to place the files in your server (apache or tomcat whatever) and then open it via http protocol in the browser. (i.e. http://localhost/myfile...
What does ON [PRIMARY] mean?
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When you create a database in Microsoft SQL Server you can have multiple file groups, where storage is created in multiple places, directories or disks. Each file group can be named. The PRIMARY file group is the default one, which is always created, and so the SQL you've given creates your table ...
Scheduling R Script
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Actually under Windows you do not even have to create a batch file first to use the Scheduler.
Open the scheduler: START -> All Programs -> Accesories -> System Tools -> Scheduler
Create a new Task
under tab Action, create a new action
choose Start Program
browse to Rscr...
Linux command or script counting duplicated lines in a text file?
If I have a text file with the following conent
8 Answers
8
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