Linux, in its many forms, has always worn transparency as a badge of honor. Unlike proprietary systems where code is hidden ...

Under Wayland, GNOME 48’s fractional scaling is seamless, reverting tearing and flicker to distant memories. If you’re still ...

But many other data compression tools are available to choose from in Linux. See the comprehensive compression and decompression benchmarks in Figures 2 and 3. As with gzip, the best performers are in ...

ALSA stands for the Advanced Linux Sound Architecture. It consists of a set of kernel drivers, an application programming interface (API) library and utility programs for supporting sound under Linux.

Figure 1 shows a typical block diagram for a software radio. To understand the software part of the radio, we first need to understand a bit about the associated hardware. Examining the receive path ...

For ease of management, it can be useful to keep related but different sets of files in separate locations. Users, however, often prefer to see these related files together. In this situation, ...

Have you ever wondered how system calls can be intercepted? Have you ever tried fooling the kernel by changing system call arguments? Have you ever wondered how debuggers stop a running process and ...

Dealing with dynamic memory traditionally has been one of the most awkward issues of C and C++ programming. It is not surprising that some supposedly easier languages, such as Java, have introduced ...

Power management (PM) software is a crucial component in battery-powered systems, such as PDAs and laptops, because it helps conserve power when the system is inactive. As a simple example, power may ...

Nowadays, high-performance server software (for example, the HTTP accelerator) in most cases runs on multicore machines. Modern hardware could provide 32, 64 or more CPU cores. In such highly ...

In the world of decentralization, distributed hash tables (DHTs) recently have had a revolutionary effect. The chaotic, ad hoc topologies of the first-generation peer-to-peer architectures have been ...

The ubiquity and convenience of smartphones has been a real boon for getting information on the go. I love being able to jump on a Wi-Fi hotspot, catch up on my mail, check my banking balance or read ...