Tutorial by Topics: per

Suppose you need to work on three different projects project A, project B and project C. project A and project B need python 3 and some required libraries. But for project C you need python 2.7 and dependent libraries. So best practice for this is to separate those project environments. To create v...

This should mirror some of the official Linux kernel docs, and post links to the latest versions of said documents in tovalds/linux on GitHub.com. The idea is to encourage individuals to make use of the MAINTAINERS files, linux-kernel mailing list, git log, and scripts/get-maintainer, so that they a...

Cache has been used for the site or system to improve the content delivery fast for the end-users. This topic is created to explore about Drupal inbuilt caching mechanism and provide info how to use it. We need to explore Drupal's inbuilt caching feature with the external contributed modules like Va...

Most people coming to Kotlin do have a programming background in Java. This topic collects examples comparing Java to Kotlin, highlighting the most important differences and those gems Kotlin offers over Java.

CustomErrors are a legacy (backwards compatable) element, used by Visual Studio Development Server (aka. VSDS or Cassini). httpErrors are the new element which is only used by IIS7.

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

Bootstrap : I think that's not proper way. The best way in my opinion is an ember-bootstrap addon. ember-bootstrap uses the Bootstrap CSS classes while replacing the behaviors from the components Bootstrap implements in bootstrap.js, such as toggle, navbar, modal, etc., with equivalent, CSS class-c...

Kotlin can delegate the implementation of a property to a handler object. Some standard handlers are included, such as lazy initialization or observable properties. Custom handlers can also be created.

A Looper is an Android class used to run a message loop for a thread, which usually do not have one associated with them. The most common Looper in Android is the main-loop, also commonly known as the main-thread. This instance is unique for an application and can be accessed statically with Looper...

Slaesforce StandardSetController hold only List of sObject, It will not holdslist of wrapper class object. Below source code demonstrates the usage of Paginating using Wrapper Class in sales-force.

The sync adapter component in your app encapsulates the code for the tasks that transfer data between the device and a server. Based on the scheduling and triggers you provide in your app, the sync adapter framework runs the code in the sync adapter component. Recently i worked on SyncAdapter i wan...

After installing perforce and setup your workspace through p4v, you could set up your workspace in Windows cmd.

There are many ways to interact with the operating system. From within Ruby you can run shell/system commands or sub-processes. Exec: Exec is very limited in functionality and when executed will exit the Ruby program and run the command. The System Command: The System command runs in a sub-...

Using CustomDocumentProperties (CDPs) is a good method to store user defined values in a relatively safe way within the same work book, but avoiding to show related cell values simply in an unprotected work sheet *). Note: CDPs represent a separate collection comparable to BuiltInDocumentProperties...

Developers Secure: Reasons Why VPN is Required If you are an avid web surfer and spending most of your time on online research then your IP address is being exposed to various hackers and cybercriminals. This is something that cannot be taken for granted and one must take necessary action to mask th...

If you are a developer looking to publish an iOS app, it must be signed with a valid certificate from Apple to ensure authenticity. This involves public and private keys, certificates, and digital signatures. Code Signing is an important process for developers to ensure the integrity and authenticit...