Linux Programming Tips

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This article applies to Linux only.

See also: Multiplatform Programming Guide

Other Interfaces

• Lazarus known issues (things that will never be fixed) - A list of interface compatibility issues
• Win32/64 Interface - The Windows API (formerly Win32 API) interface for Windows 95/98/Me/2000/XP/Vista/10, but not CE
• Windows CE Interface - For Pocket PC and Smartphones
• Carbon Interface - The Carbon 32 bit interface for macOS (deprecated; removed from macOS 10.15)
• Cocoa Interface - The Cocoa 64 bit interface for macOS
• Qt Interface - The Qt4 interface for Unixes, macOS, Windows, and Linux-based PDAs
• Qt5 Interface - The Qt5 interface for Unixes, macOS, Windows, and Linux-based PDAs
• GTK1 Interface - The gtk1 interface for Unixes, macOS (X11), Windows
• GTK2 Interface - The gtk2 interface for Unixes, macOS (X11), Windows
• GTK3 Interface - The gtk3 interface for Unixes, macOS (X11), Windows
• fpGUI Interface - Based on the fpGUI library, which is a cross-platform toolkit completely written in Object Pascal
• Custom Drawn Interface - A cross-platform LCL backend written completely in Object Pascal inside Lazarus. The Lazarus interface to Android.

Platform specific Tips

• Android Programming - For Android smartphones and tablets
• iPhone/iPod development - About using Objective Pascal to develop iOS applications
• FreeBSD Programming Tips - FreeBSD programming tips
• Linux Programming Tips - How to execute particular programming tasks in Linux
• macOS Programming Tips - Lazarus tips, useful tools, Unix commands, and more...
• WinCE Programming Tips - Using the telephone API, sending SMSes, and more...
• Windows Programming Tips - Desktop Windows programming tips

Interface Development Articles

• Carbon interface internals - If you want to help improving the Carbon interface
• Windows CE Development Notes - For Pocket PC and Smartphones
• Adding a new interface - How to add a new widget set interface
• LCL Defines - Choosing the right options to recompile LCL
• LCL Internals - Some info about the inner workings of the LCL
• Cocoa Internals - Some info about the inner workings of the Cocoa widgetset

How to...

Write a daemon

To write a daemon (service application), please see Daemons and Services

Get the list of mounted partitions

Read and parse the file /etc/mtab

An example of such a file:

/dev/sda5 / ext4 rw,commit=0 0 0
none /proc proc rw 0 0
/dev/sda7 /home ext4 rw,commit=0 0 0
none /proc/sys/fs/binfmt_misc binfmt_misc rw 0 0
gvfs-fuse-daemon /home/felipe/.gvfs fuse.gvfs-fuse-daemon rw,nosuid,nodev,user=felipe 0 0
truecrypt /tmp/.truecrypt_aux_mnt1 fuse.truecrypt rw,nosuid,nodev,allow_other 0 0
/dev/mapper/truecrypt1 /media/truecrypt1 vfat rw,uid=500,gid=500,umask=077 0 0

Perform text-to-speech (TTS) or how to let my computer speak

See

• [1] examples for calling espeak

to do: incorporate those examples

Install Lazarus on Raspberry Pi

• Lazarus on Raspberry Pi