Tutorial by Topics: m

The cut command is a fast way to extract parts of lines of text files. It belongs to the oldest Unix commands. Its most popular implementations are the GNU version found on Linux and the FreeBSD version found on MacOS, but each flavor of Unix has its own. See below for differences. The input lines a...

In order to use custom tags in JSP,we used to have TLD files,along with a Java class to define the custom tags but post JSP 2.0 specs,the same can be achieved,without the need for any Source code files,making it easy to maintain and it can also be created by someone with basic knowledge of JSP tags ...

This tutorial covers all the necessary steps required to upload an iOS app to the App Store.

This topic contains information about working with columns and rows, like resizing, hiding, autofit

This topic explains how the WinForms engine works to display forms and how you control their lifetimes.

Regular non-capturing groups allow the engine to re-enter the group and attempt to match something different (such as a different alternation, or match fewer characters when a quantifier is used). Atomic groups differ from regular non-capturing groups in that backtracking is forbidden. Once the gro...

The Qt Resource system is a way to embed files within your project. Each resource file can have one or more prefixes and each prefix can have files in it. Each file in the resources is a link to a file on the file system. When the executable is built, the files are bundled into the executable, so t...

Using SSIS to extract data from a CSV file and insert into a SQL Server table

This topic is going to focus on the A* Pathfinding algorithm, how it's used, and why it works. Note to future contributors: I have added an example for A* Pathfinding without any obstacles, on a 4x4 grid. An example with obstacles is still needed.

Sometimes we need to share some component between some apps and publishing it in npm is one of the best ways of doing this. There are some tricks that we need to know to be able to use a normal component as npm package without changing the structure as inlining external styles. You can see a minim...

A field formatter specifies the way a field is rendered in Drupal templates. The formatter used by each field can be configured in the Manage display tab associated with the entity type that you are configuring. Fields can have different formatters depending on the view mode that is being displayed...

Stemming is a sort of normalizing method. Many variations of words carry the same meaning, other than when tense is involved. The reason why we stem is to shorten the lookup, and normalize sentences. Basically, it is finding the root of words after removing verb and tense part from it. One of the mo...

Recording test scenarios is one of the most convenient ways to create test scripts. This is because test recordings let you mimic realistic user workflows, instead of having to manually create a test script. The recordings capture all browser requests to the web application, and then automatically c...

Interface can't be implemented with pointer receivers because *User is not User

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

Fitting a line (or other function) to a set of data points.

Node is a programming language where everything could run on an asynchronous way. Below you could find some examples and the typical things of asynchronous working. doSomething([args], function([argsCB]) { /* do something when done */}); doSomething([args], ([argsCB]) => { /* do something ...