Siler questions

• gitignore doesn't ignore files in a subdirectory
• DNS: Difference between NS records in Answer section and NS record in Authority section
• Find next cell contained in sibling row with querySelector
• Config file location and binaries and build systems like autoconf
• Why does fdopen have a "flags" argument?
• Synchronizing access to data using a "got there first" flag, instead of a lock/mutex
• 2-column layout with footer and absolutely positioned, 100% height right column
• Writing to a file using Nginx Lua module
• Multiple calls to madvise
• Allocator Aware Container and propagate_on_container_swap

Siler answers