5.31.2013 Highlight a part or all of Text in TEdit

Select text article thumb
Sometimes highlighting or selecting some part, not all, becomes necessary. We look into the method of how we can do it.

5.29.2013 How to Scribble with a Virtual Pencil

Scribble pencil art decoration
Drawing is fun. Learn how to create a drawing software that can let the user draw like a pencil in a virtual canvas in his computer screen. We are also going to use colors!

5.26.2013 How to get Drag and Drop files on your Program

drag and drop on a window
You can drag and drop files to softwares, that's old news. But can you drag & drop files over YOUR own software? Yes. And we learn how to...

5.24.2013 How to get the files/folders inside a ZIP file

Ever wanted to make your own Zip Viewer? In this article we look at a simple code for listing the files/folders inside a ZIP file, without any third party libraries.

5.23.2013 How to Generate Random Number (with/without a range)

Random numbers
Do you know what face of dice is going to come up before throwing? That's what random means. We learn how to create a program that shows a random number each time you click a button.

5.22.2013 We have a Facebook Page for you guys!

LazPlanet Facebook Page Like button
Facebook is something the trendy people can't live without. Now LazPlanet also has a Facebook Page. The link is available at the top of this website. Check it out!

5.20.2013 Partial List search technique

Partial list search in Lazarus
Lists are interesting to do programing tricks. In this session we learn how to search partial inputs with only the first part of the list items.

5.19.2013 Simple List search program

Simple list search in Lazarus
Searching a list is one of computer's specialties. If you are a programer, you at least need to know this simple list search technique.

5.17.2013 How to install Castle Game Engine in Lazarus (Installation Guide with Screenshots)

Castle is a mouth watering and exciting 3D Game Engine for Lazarus. It can show, modify, animate X3D, Collada, 3DS, VRML, OBJ and more 3D formats. Start your 3D programing life, now...!

5.16.2013 A simple Celsius to Fahrenheit to Celsius Converter

Another good way to practice your programing skills- Celsius to Fahrenheit converter. There is a good formula for the conversion which makes it easy to create converter programs. We have a basic console program...

5.15.2013 How to use Text and Background Color in FPC

Using colors in Free Pascal console apps
Console applications are not of entertaining type. They have that whitish dull color in a black background. But who says you cannot change it! Here is a tip to change the text color of console programs.

5.14.2013 Measure the Angle of a Line

Find Angle from two points
When you draw a line, does that come to you that how many degrees is that line? How much is it steep or flat? Learn through your own program.

5.13.2013 Animate the Move of an Object

Component Move Animation in Lazarus
You have seen Windows 8 panels sliding and disappearing in and out of the screen. Now create such effects for your program! Here's a handy little procedure...

5.12.2013 Clear all edit boxes in a form

Reset values thumbnail
It is a tedious job to create a "Reset Form" button and recall all the names of the Editboxes in the form. So we let Lazarus do that for us! ... with only 3 lines of code!

5.11.2013 Create a Form Fade in Effect

Forms are a bit boring sometimes, right? Spice it a little bit with a Fade In animation effect on startup. That boring square area of form will amuse the users a bit more.

5.10.2013 Average Calculation with List of Numbers (GUI)

Average calculation is a easy formula to practice your programing skills. We have seen a CLI average calculator program of unlimited numbers, now its time for a GUI project.

5.09.2013 Calculate Average of Unlimited Numbers

We have seen a lot of average calculation programs. They have limit to their numbers of input. So we have a code that will let you enter number to your heart's content.

5.08.2013 How to Install Lazarus 1.0.8 on Ubuntu 13.04 (Raring)

Ubuntu 13.04 has been released recently but its repo has an outdated version of Lazarus ( Lazarus is at version 1.0.8 stable with FPC 2.6.2. This guide serves you as an installation guide to having the best of both worlds. Learn how to get the Latest Lazarus running in your latest Ubuntu.

5.07.2013 How to Add, Delete, Clear Items of a ListBox

Learn how to manipulate a list
Learn how to code a program to list different things. Make your own lists with your own program! Utilize this article to list many things that you have never listed before!

5.06.2013 How to show ToolTip, Balloon Tip and other short help text

Tooltip icon decoration
Tooltips are text that appears as a short help for a component when we keep our mouse over it for a while. We can add single line or multiline tooltips easily. Here's how...

5.05.2013 Image Copy Paste: Storing an Image in Clipboard & Retrieving it

In paint programs, we see a function to copy an image to clipboard and paste it from there. Paste an image from anywhere, Photoshop, Firefox in your own program! Here's how...

5.04.2013 A Simple Image Viewer from Start to Finish

Today we are going to make a simple image viewer. It will have a lot of functionality but with only 5 lines of code!

5.02.2013 How to Cut Copy Paste Text with code

Word processors and even browsers have cut, copy, paste functions. You have used them many times in your life. But now make yours!

5.01.2013 A simple calculator project

There are many calculator programs out there... with hundreds of buttons to click and thousands of lines of codes to implement those functions. But in this little project we discover a simple calculator...by hand...
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