Coding
It's Qt

Developing Apps on Qt, Part 1

This article introduces application development using the Qt GUI framework. There was a time when all desktop applications were developed from scratch. Then came the concept of code reuse. Static and shared libraries…

Memory Technology Devices

Working with MTD Devices

This article shows how kernel and application developers (in C) can make use of MTD in Linux. MTD (Memory Technology Devices) are NAND/NOR-based flash memory chips used for storing non-volatile data like boot…

Questions

CodeSport (January 2012)

In this month’s column, we take a short break from our discussion of compiler optimisations and feature a set of questions for computer science interviews. We have been discussing compiler optimisation over the…

Bit-fields

Joy of Programming: Understanding Bit-fields in C

One important feature that distinguishes C as a systems programming language is its support for bit-fields. Let us explore this feature in this column. In C, structure members can be specified with size…

Time to Lisp

Lisp: Tears of Joy, Part 7

Lisp has been hailed as the world’s most powerful programming language. But only the top percentile of programmers use it because of its cryptic syntax and academic reputation. This is rather unfortunate, since…

USB device drivers

Device Drivers, Part 13: Data Transfer to and from USB Devices

This article, which is part of the series on Linux device drivers, continues from the previous two articles. It details the ultimate step of data transfer to and from a USB device, using…

Loading...

Loading Library Files in C++

This article demonstrates how to load shared or dynamic library files in programs written in C++, which is not as straightforward as in C. Device drivers and library files have always been associated…

Let us log

GDB Logging Function Parameters, Part 2

In this second part on the topic, let us write a GDB script to log the parameters of a desired function, and also see how the application state can be modified by changing…

Socket API

The Socket API, Part 5: SCTP

This article on socket programming deals with the Stream Control Transmission Protocol (SCTP). Similar to TCP and UDP, SCTP provides some features of both. It is message-oriented, and provides a reliable sequenced delivery…

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