Added entry for Domain Specific Language, and glossary link
Add definition for CLI
Minor grammar changes
This covers one sub section - TCP vs UDP. It contains a description of where the two protocols are the same and different. Examples include their usage, difference in their protocols, and header size.

Added myself as a contributor.
TCP vs UDP Subsection - Rewrite #1.
Add variable description to programming 101

Added a comprehensive description of variables in bash along with a few examples
Specify BASH for not leaving space in assignment

Note that BASH specifically doesn't allow you to have spaces in variable assignment statements.
Merge pull request #132 from jivid/programming-101

Add variable description to programming 101
Merge branch 'master' of https://github.com/opsschool/curriculum
Expand on Datbases 101, small grammar changes, add MySQL specific examples
Changes and tweaks to 80 width
Rewrite #2. All pull request comments addressed. Thanks.
adding details on filming ops school videos
capitalising titles
where videos will be published
typos
Merge pull request #135 from avleen/contributions

adding details on filming ops school videos
merge
fixing a few typos
Merge pull request #136 from avleen/netwworking_101

fixing a few typos