Tutorial by Topics: d

Crontab stands for cron table. It is a utility used to add, edit and delete crons. A cron is a command or program that needs to be run on a regular schedule. Eg: A backup script that runs every day or every hour.

Pester is a test framework for PowerShell that allows you to run test cases for you PowerShell code. It can be used to run ex. unit tests to help you verify that your modules, scripts etc. work as intended. What is Pester and Why Should I Care?

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

PowerShell modules bring extendibility to the systems administrator, DBA, and developer. Whether it’s simply as a method to share functions and scripts. Powershell Functions are to avoid repitetive codes. Refer [PS Functions][1] [1]: PowerShell Functions PowerShell Scripts are used for automating...

Activiti is an Open-Source enterprise Business Process Management (BPM) solution targeted at business people and developers. At its core is a high performance business process engine with the flexibility and scalability to handle a wide variety of critical processes. The modern BPM solution also p...

Wikipedia definition of dependency injection is: In software engineering, dependency injection is a software design pattern that implements inversion of control for resolving dependencies. A dependency is an object that can be used (a service). An injection is the passing of a dependency to a dep...

Active record is an architectural pattern of modeling database objects. In this pattern classes match very closely the structure of underlying database.

collectgarbage(gcrule [, gcdata]) -- collect garbage using gcrule setmetatable(tab, {__mode = weakmode}) -- set weak mode of tab to weakmode parameterdetailsgcrule & gcdataAction to gc (garbage collector): "stop" (stop collecting), "restart" (start collecting again),...

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

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

This section provides an overview of what cakephp-3.0 is, and why a developer might want to use it. It should also mention any large subjects within cakephp-3.0, and link out to the related topics. Since the Documentation for cakephp-3.0 is new, you may need to create initial versions of those r...

The code to convert a plain text file to a PDF document is pretty simple whether you use iText 5 or iText 7. In iText 7, you have the advantage that you can define the alignment at the level of the document. In iText 5, you have to set the alignment for every separate Paragraph object. To underst...

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

In iText 5, we introduced the concept of page events to allow developers to add specific behavior when a document is opened, when a new page is opened, when a page ends, and when a document is closed. In the documentation, we made it very clear that it was forbidden to add content in the onStartP...

java [ <opt> ... ] <class-name> [ <argument> ... ] java [ <opt> ... ] -jar <jar-file-pathname> [ <argument> ... ] The java command is used for running a Java application from the command line. It is available as a part of any Java SE JRE or JDK....

In the original design for iText, it was possible to create a high-level Document object, and then have different DocListener objects listening to that Document object. This was achieved by using different writers: a PdfWriter, an HTMLWriter, and an RtfWriter. When using a PdfWriter, a PdfDocument...

Predicate Format String Substitions C format string specifiers: %d, %s, %f, etc Object substitution: %@ Keypath substitution: %K Predicate Comparison Operators =, ==: Left-hand expression equals right-hand expression >=, =>: Left-hand expression is greater than or equal to righ...

React Redux is a library which provides React bindings for Redux. React components aware of the Redux store are called "Containers", "Smart Components" or "Higher Order Component" (HOC). Such components, to use Redux, need to: Subscribe to the store to get updates...