Explore tweets tagged as #30daysofjava
🧵 Day 27/30 – Java Mini Project 📚. Today I built a Library Management System using everything I’ve learned so far in #30DaysOfJava! 💻. Real ✨ Java ✨ in action!.#Java #LearnInPublic #ConsoleApp #JavaProject
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🧩 Day 19/30 – #30DaysOfJava.🔖 Annotations = Metadata for classes, methods & more. ✨ Key ones:.✅ @Override – ensure method override.⚠️ @Deprecated – mark outdated code.🔇 @SuppressWarnings – hide compiler warnings. #Java #LearnInPublic
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Day 26 .Part 2 : Problem practice & revision -.💻Write a java method to compute the average of three numbers. 💻Write a java method name isEven that accept an int argument.The method should return true if the argument is even, or false otherwise.#30daysofjava
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Day 28. Revision Time - .After a long break again starting the java. After that going to start the OOPs concept. #java #30daysofjava
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🧵 Day 28/30 – Debugging in Java 🐞. Today I explored the art of finding & fixing bugs 👨💻. 📍 Breakpoints & step-by-step tracing in IDE. 🛠️ Tips: Reproduce bugs, read stack traces, use watchpoints.#30DaysOfJava #Java #Debugging #LearnInPublic
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Day 20 .Part 2 - . Also started to understand the logic behind 'Trapping Rainwater' Problem. Tomorrow I will try to solve this 🙂 . #java #dsa #30daysofjava #learninginpublic #buildinpublic #sde #leetcode #trappingRainWater #Algorithms
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Day 25. Part 3-. 📓 Selection Sort:.Selection Sort is a sorting algorithm that works by repeatedly finding the minimum element from the unsorted part of the list and putting it at the beginning. #Java #Programming #Coding #DSA #30daysofjava #learninginpublic
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Day 22 . Array topic completed. Solved some problems - buy and sell stocks. Learned it properly. Need to do more practice now. #java #array #30daysofjava #dsa #algorithem
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Day 21. Trapping Rainwater DSA problem solved. This is my first ever DSA problem. I watched the tutorial and understand the logic behind this problem. Finally DSA journey started. 😊. #java #dsa #30daysofjava #90daysofDSA #Bulidinpublic
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Day 25. Part 5-. 📙 Counting Sort:.Counting Sort is a non-comparative sorting algorithm that sorts elements based on their frequency of occurrence in the input data. #Java #Programming #Coding #DSA #30daysofjava #learninginpublic #DSAPractice
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Day 14. Today learn the Scope and new advance patterns. As well as revised the old topic. Most of the advanced patterns are covered. Very excited to get started with Arrays (next topic). #DSA #JAVA #30DAYSOFJAVA #DAY14
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Day 27.Method practice and revision - .▶️ WAP to calculate the sum of all the digit in the integer. ▶️ write a java program to check if a number is a palindrome in Java? (121 is a palindrome number). #dsa #java #30daysofjava #learinginpublic #buildinginpublic
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🚀 Day 11 of #30DaysOfJava.Today I explored the powerhouse of Java — the Collections Framework! 🧠.🔹 What is Collection?.🔹 Why it’s better than arrays?.🔹 Intro to ArrayList & HashMap.🔹 Syntax, use cases, & real-life examples!. #LearnInPublic #Java
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Officially kicking off my #30DaysOfJava journey. Today marks Day 1 after completing Java Operators. Committed to mastering Java + DSA in the next 30 days. Consistency. Clarity. Growth. #Java #DSA #CodingJourney #TechTwitter #Hiring #PlacementPrep.
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🧵 Day 29/30 – Java Best Practices ✅. Writing code is easy. Writing clean & efficient code? That’s where pros shine 💡.🔹 Meaningful names.🔹 Small, modular methods.🔹 Use try-catch wisely.🔹 Comment the “why”, not “what”.🔹 Use collections & memory smartly.#Java #30DaysOfJava
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🧵 Day 20/30 – Java Threads (Intro) in #30DaysOfJava.🚀 Threads = lightweight processes for tasks!.2 ways to create: ✅ Extend Thread ✅ Implement Runnable .🎯 Lifecycle: New → Runnable → Running → Blocked/Waiting → Terminated.#Java #Multithreading #LearnInPublic
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