Continuing our tutorial on tcsh aliases we look at combining aliases with history substitutions. Both aliases and history substitutions are useful tools, but it may not be obvious that they work well together. The tcsh man page says: After a command line is parsed into simple commands
Read more →We’ve seen how to write tcsh aliases and how using history substitution commands can transform aliases into relatively sophisticated tools. But aliases have their limitations, particularly when a command needs to be used as the input to another program. We have developed a tool called tcshParser to
Read more →Although bash is the default shell on many systems, many Linux users still choose to use tcsh (the newer name for csh) because of the more powerful alias capabilities. Aliases let you create shortcuts to longer commands, which can save you time, but using them can lead
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Yocto is an open source project from the Linux Foundation that builds custom Linux distributions. It is supported by some of the big names in the computing scene, such as Intel. The build uses an LD_PRELOAD tool called Pseudo (pronounced like ‘sudo’) to simulate root user privileges
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Top marks to the EPCC for coming a close second in the LINPACK HPC challenge this year. The Edinburgh team secured Best in Europe after beating the German team and were just 0.1Tflops behind first place, overcoming a number of challenges that thwarted the other teams. We
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