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danb.me
| | jrhawley.ca

Here is a brief rundown of file permissions on Unix systems and how to change them.
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| | danielms.site

I build things and drink coffee.
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| | iafisher.com

A cheatsheet of the Unix file permissions required for common operations, like creating, deleting, and renaming files.
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| | www.caichinger.com

Introduction ELF is the file format used for object files (.o's), binaries, shared libraries and core dumps in Linux. It's actually pretty simple and well thought-out. ELF has the same layout for all architectures, however endianness and word size can differ; relocation types, symbol types and the like may have platform-specific values, and of course the contained code is arch specific. An ELF file provides 2 views on the data it contains: A linking view and an execution view. Those two views can be accessed by two headers: the section header table and the program header table. Linking view: Section Header Table (SHT) The SHT gives an overview on the sections contained in the ELF file. Of particular interest are REL sections (relocations), SYMTAB/DYNSYM (sym...
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