System management $ systemctl show $ systemctl status $ systemctl reboot $ systemctl suspend $ systemctl hibernate $ systemctl poweroff
Continue readingCategory: Computer
Virtual inheritance (C++)
You need virtual inheritance to solve the diamond problem with multiple inheritance. Not working version A / \ B C
Continue readingSignals (POSIX)
It’s a mechanism, which allows the operating system to inform processes about defined events. Events (selection) Signal Number * Description
Continue readingHPC across Intel, NVIDIA and AMD (oneAPI)
Introduction oneAPI focuses on HPC (High-Performance Computing). A part of oneAPI is DPC++ (Data Parallel C++). It provides parallelism for
Continue readingCalling conventions – System V AMD64 vs. Microsoft x64
General Calling conventions specify the low-level details for function calls. They are a part of an ABI. Comparison System V
Continue readingHello world (ASM)
Details Platform: x86_64 ASM flavor: Intel Assembler: as (from GNU) Source code Generation $ as -o main.o main.s –64 –msyntax=intel
Continue readingVariadic templates with fold expressions
Details – The compiler expands the fold at compile time into a normal expression. – The precalculation depends on whether
Continue readingEn-/Disable web search (Windows Explorer)
That feature comes with the new Windows Explorer, which now bases on WebView2. Enable Windows Registry Editor Version 5.00 [HKEY_CURRENT_USER\Software\Policies\Microsoft\Windows\Explorer]
Continue readingNative webapps
Dis-/Advantages – Pro: Only one UI/App for native and web necessary. – Con: Less performant and requires more resources. Details
Continue readingExample of a found HW issue
Coredump Reasoning It fails to get the value at “0x4(%r8)”, because it’s outside the own memory segments. The value of
Continue reading