Ultimate Programming Cheat Sheets for Coding Interviews PDF

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Preparing for tech interviews can be overwhelming, especially with the wide range of topics you need to cover: languages, algorithms, system design, and more.

Ultimate Programming Cheat Sheets for Coding Interviews PDF


To make your journey easier, I have compiled the best cheat sheets for the most essential programming languages and concepts that are useful for quick revision and preparation for an interview exam.

Why Use Cheat Sheets

  • Quick Revision of key concepts
  • Condensed Notes for last-minute prep
  • Saves Time during interviews and tests
  • Highlights Only What Matters

What’s Inside

  • C Programming Cheat Sheet (PDF)
  • C++
  • Java Cheat Sheet
  • Python Cheat Sheet
  • JavaScript
  • Data Structures & Algorithms
  • System Design Cheat Sheet
  • SQL Cheat Sheet (PostgreSQL/MySQL)
  • Git Commands Cheat Sheet
  • Linux Commands Cheat Sheet

Why Are Cheat Sheets Needed

Many students study multiple subjects, each filled with numerous concepts. When it’s time for revision—especially just 4 to 5 days before an interview—it becomes difficult to recall everything. Preparing long, detailed notes is useful for learning, but not practical for last-minute review.

That’s where cheat sheets become extremely helpful. They allow for quick recall of key concepts and syntax without going through pages of notes.

Cheat sheets are especially useful for subjects like Data Science, where you need to remember many different topics—like SQL, data analysis, machine learning algorithms, and Python functions. It’s not easy to remember everything at once, but cheat sheets provide a compact summary that helps you revise faster and more efficiently.

S.NoSubjectsDownload
1Data Science Click Here
2Machine Learning Click Here
3React JsClick Here
4SQLClick Here
5GITClick Here
6DSAClick Here
7VS Code Click Here
8JAVAClick Here
9CClick Here
10C++Click Here
11JAVA ScriptClick Here
12CSSClick Here
13Mango DBClick Here
14HTMLClick Here
15TypeScriptClick Here
16Web Development Click Here
17Next JSClick Here
18Excel Click Here
19LINUXClick Here
20Cloud Computing Click Here
21PythonClick Here
22DockerClick Here
23System Design Click Here
24PHPClick Here
25Advanced SSHClick Here

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