Tutorial by Topics: ad

Reading data into a SAS dataset can be accomplished using multiple approaches including the datalines statement, from an external file using an infile statement in the data step, or reading data from an external file using proc import. In addition you can read in data from external sources that are ...

Weka KnowledgeFlow(KF) is a great interface to use. However, Weka manual does not cover every little details of using KF. Here would be a place for collecting those little tricks or details I learnt from those errors I did or will make as time goes. Many thanks to people at Wekalist (especially Mark...

This section provides an overview of what sonata-admin is, and why a developer might want to use it. It should also mention any large subjects within sonata-admin, and link out to the related topics. Since the Documentation for sonata-admin is new, you may need to create initial versions of tho...

If you want to add an Admin panel to your rails application, it's just matter of minutes. Open gem file and writer gem 'rails_admin', '~> 1.0' bundle install rails g rails_admin:install it will ask you about the admin route if you want to go with the default press Enter. Now go app/conf...

This Simple Google App Web Script (Standalone) allows Google Drive to be repeated polled for files to be downloaded to the user's local PC. Shows how to use one app script to provide the function of both the: 1. User interface (a simple one in this example) 2. The file download page. For a fu...

In database systems, isolation determines how transaction integrity is visible to other users and systems, so it defines how/when the changes made by one operation become visible to other. The phantom read may occurs when you getting data not yet commited to database. You can read the various...

When writing multi-threaded applications, one of the most common problems experienced are race conditions. So we document the How do you detect them? and How do you handle them?

ConfigSlurper allows you to use another groovy script as a config file for your script instead of using, for example, a .properties file. You can do interesting configurations with typed properties and you don't need to convert from string. You can use lists, maps or a value based on some calcul...

This section provides an overview of what ipad is, and why a developer might want to use it. It should also mention any large subjects within ipad, and link out to the related topics. Since the Documentation for ipad is new, you may need to create initial versions of those related topics.

Chrome supports headless browsing that's exposed through a switch that can be used when starting the process. This enables opening pages without creating a browser window, thus a graphical environment is not required. When used in conjuction with an appliance that connects to the remote debugging p...

From Adminer management tool it's has export to csv file option for mysql database But not available for postgresql database. Here I will show the command to export CSV for postgresql database.