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Git Tips: git diff without a/ b/ prefixes

Intro Prefixes a/ and b/ represents source and destination file paths. git diff man page: https://git-scm.com/docs/git-diff It is typical to copy the file name with double-click select and paste or ctrl/cmd+click open directly in your favorite editor. But, prefixes a/...

JSON Parsing with jq

Considering cat file.json be any JSON input from a file or API response, etc. Read the whole file with JSON aware viewer jq ‘.’ file.json # OR cat file.json | jq ‘.’ The rest of the write-up assumes the file being read with cat format before...

Trailing slash in URLs: Slash or No-slash

Trailing slash is a forward slash at the end of the web page URL. The convention is URL ending with a slash denotes the URL pointing to a directory otherwise, it points to a file. Not having a trailing tear is preferable mainly due to ease of use. Web standards has...

Scalability Golden Rules

Clones It is a form of horizontal scaling. Public servers are hidden behind a load balancer, evenly distributing load (requests from your users) onto your group/cluster of application servers. Every server contains the same codebase and does not store user-related...

Python Tips: Dictionary

Example dict flat_hash = {   ‘key1’: ‘value1’,   ‘key2’: ‘value2’ } nested_hash = {   ‘rootkey’: {     ‘subkey1’: ‘value1’   } } Print dictionary print(flat_hash) print(nested_hash)...