💡 Java tip: Use Stream.peek() for debugging in pipelines, not for business logic. ✅ Stream.peek() lets you perform logging or inspection on each element as it flows through a stream without modifying it. #Java #JavaDev

mario_casari's tweet image. 💡 Java tip: Use Stream.peek() for debugging in pipelines, not for business logic.

✅ Stream.peek() lets you perform logging or inspection on each element as it flows through a stream without modifying it.
#Java #JavaDev

💡 Java tip: Use Optional.filter(...) to add inline conditions to an Optional object. ✅ It lets you apply a condition directly and it returns the original Optional if the predicate passes, an empty one otherwise. #Java #JavaDev

mario_casari's tweet image. 💡 Java tip: Use Optional.filter(...) to add inline conditions to an Optional object.

✅ It lets you apply a condition directly and it returns the original Optional if the predicate passes, an empty one otherwise.
#Java #JavaDev

💡Java tip: Use ThreadLocal.withInitial(...) to provide each thread its own safe default value. ✅ The value is created lazily #Java #JavaDev

mario_casari's tweet image. 💡Java tip: Use ThreadLocal.withInitial(...) to provide each thread its own safe default value.

✅ The value is created lazily
#Java #JavaDev

💡 Java tip: Starting from Java 12 you can use String.transform(Function) to apply lambdas directly to strings. #Java #JavaDev

mario_casari's tweet image. 💡 Java tip: Starting from Java 12 you can use String.transform(Function) to apply lambdas directly to strings.
#Java #JavaDev

💡 Java tip: Stream.toArray(Type[]::new) is a clean, type-safe way to get arrays from streams. ✅ Avoids Object[] and casting. #Java #JavaDev

mario_casari's tweet image. 💡 Java tip: Stream.toArray(Type[]::new) is a clean, type-safe way to get arrays from streams. 

✅ Avoids Object[] and casting.
#Java #JavaDev

💡 Java tip: Starting from Java 8 you can use ChronoUnit.between(start, end) to calculate time intervals in a specific unit (days, hours, minutes) without manual math. #Java #JavaDev

mario_casari's tweet image. 💡 Java tip: Starting from Java 8 you can use ChronoUnit.between(start, end) to calculate time intervals in a specific unit (days, hours, minutes) without manual math.
#Java #JavaDev

💡 Java tip: List.reversed() returns an unmodifiable reversed view of the original list. #Java #JavaDev

mario_casari's tweet image. 💡 Java tip: List.reversed() returns an unmodifiable reversed view of the original list. #Java #JavaDev

💡Java tip: Starting from Java 8, for parallel processing of collections you can use parallelStream(). ✅ Uses multiple threads ✅ Good for CPU-intensive processing ⚠️ Sharing mutable state is not safe #Java #JavaDev

mario_casari's tweet image. 💡Java tip: Starting from Java 8,  for parallel processing of collections you can use parallelStream().

✅ Uses multiple threads
✅ Good for CPU-intensive processing
⚠️ Sharing mutable state is not safe
#Java #JavaDev

💡Java tip: Use Collectors.groupingBy(...) to group stream results by a classifier. #Java #JavaDev

mario_casari's tweet image. 💡Java tip: Use Collectors.groupingBy(...) to group stream results by a classifier.
#Java #JavaDev

Getting back on track with Java. Implemented a HashMap today and revised its core operations. More to come. #BackToCode #JavaDev

RiyaTyagi155121's tweet image. Getting back on track with Java.
Implemented a HashMap today and revised its core operations.
More to come. #BackToCode #JavaDev
RiyaTyagi155121's tweet image. Getting back on track with Java.
Implemented a HashMap today and revised its core operations.
More to come. #BackToCode #JavaDev
RiyaTyagi155121's tweet image. Getting back on track with Java.
Implemented a HashMap today and revised its core operations.
More to come. #BackToCode #JavaDev
RiyaTyagi155121's tweet image. Getting back on track with Java.
Implemented a HashMap today and revised its core operations.
More to come. #BackToCode #JavaDev

#Java from @geeksforgeeks 🚀 ✅Conditional Statements → if Statement → if-else Statement → nested-if Statement → if-else-if ladder → Switch Case → Ternary Operator ✅Loops → for loop → for each → while Loop → do-while Loop #100DaysOfCode #JavaDev #programmer #code

amanhaidry's tweet image. #Java from @geeksforgeeks 🚀
✅Conditional Statements
→ if Statement
→ if-else Statement
→ nested-if Statement
→ if-else-if ladder
→ Switch Case
→ Ternary Operator
✅Loops
→ for loop
→ for each
→ while Loop
→ do-while Loop

#100DaysOfCode #JavaDev #programmer #code
amanhaidry's tweet image. #Java from @geeksforgeeks 🚀
✅Conditional Statements
→ if Statement
→ if-else Statement
→ nested-if Statement
→ if-else-if ladder
→ Switch Case
→ Ternary Operator
✅Loops
→ for loop
→ for each
→ while Loop
→ do-while Loop

#100DaysOfCode #JavaDev #programmer #code
amanhaidry's tweet image. #Java from @geeksforgeeks 🚀
✅Conditional Statements
→ if Statement
→ if-else Statement
→ nested-if Statement
→ if-else-if ladder
→ Switch Case
→ Ternary Operator
✅Loops
→ for loop
→ for each
→ while Loop
→ do-while Loop

#100DaysOfCode #JavaDev #programmer #code
amanhaidry's tweet image. #Java from @geeksforgeeks 🚀
✅Conditional Statements
→ if Statement
→ if-else Statement
→ nested-if Statement
→ if-else-if ladder
→ Switch Case
→ Ternary Operator
✅Loops
→ for loop
→ for each
→ while Loop
→ do-while Loop

#100DaysOfCode #JavaDev #programmer #code

🔐 From error handling to versioning, these 7 API design principles will level up your backend game. #APIDesign #JavaDev


GM Cyber Fam 🌞💻 Every new day is a fresh chance to rewrite your story. Stress without hope kills faster than failure ever will, that’s why I choose to show up with hope, purpose, and clarity. #CyberAwareness #Web3Content #JavaDev #TechWithNgozi #GM #ContentWriting #GMWarriors

Ngozi_Digital's tweet image. GM Cyber Fam 🌞💻

Every new day is a fresh chance to rewrite your story.
Stress without hope kills faster than failure ever will, that’s why I choose to show up with hope, purpose, and clarity.

#CyberAwareness #Web3Content #JavaDev #TechWithNgozi #GM #ContentWriting #GMWarriors

🔍 Expecting Spring Boot on your interview prep list? We’ve compiled the must-know 3.2 Q&A. #JavaDev #TechCareers


🧩 Works with your favorite frameworks—Spring Boot, Micronaut, Quarkus—OpenAI fits right in! #JavaDev #AI


Method Overriding It's interesting to know that the @Override annotation in Java is not actually required, just good practice and mainly for convenience. Aside Readability and maintainability, the coolest thing about the @Override annotation is Compiler verification. #JavaDev


💡 Java tip: Use Optional.filter(...) to add inline conditions to an Optional object. ✅ It lets you apply a condition directly and it returns the original Optional if the predicate passes, an empty one otherwise. #Java #JavaDev

mario_casari's tweet image. 💡 Java tip: Use Optional.filter(...) to add inline conditions to an Optional object.

✅ It lets you apply a condition directly and it returns the original Optional if the predicate passes, an empty one otherwise.
#Java #JavaDev

#Java from @geeksforgeeks 🚀 ✅Conditional Statements → if Statement → if-else Statement → nested-if Statement → if-else-if ladder → Switch Case → Ternary Operator ✅Loops → for loop → for each → while Loop → do-while Loop #100DaysOfCode #JavaDev #programmer #code

amanhaidry's tweet image. #Java from @geeksforgeeks 🚀
✅Conditional Statements
→ if Statement
→ if-else Statement
→ nested-if Statement
→ if-else-if ladder
→ Switch Case
→ Ternary Operator
✅Loops
→ for loop
→ for each
→ while Loop
→ do-while Loop

#100DaysOfCode #JavaDev #programmer #code
amanhaidry's tweet image. #Java from @geeksforgeeks 🚀
✅Conditional Statements
→ if Statement
→ if-else Statement
→ nested-if Statement
→ if-else-if ladder
→ Switch Case
→ Ternary Operator
✅Loops
→ for loop
→ for each
→ while Loop
→ do-while Loop

#100DaysOfCode #JavaDev #programmer #code
amanhaidry's tweet image. #Java from @geeksforgeeks 🚀
✅Conditional Statements
→ if Statement
→ if-else Statement
→ nested-if Statement
→ if-else-if ladder
→ Switch Case
→ Ternary Operator
✅Loops
→ for loop
→ for each
→ while Loop
→ do-while Loop

#100DaysOfCode #JavaDev #programmer #code
amanhaidry's tweet image. #Java from @geeksforgeeks 🚀
✅Conditional Statements
→ if Statement
→ if-else Statement
→ nested-if Statement
→ if-else-if ladder
→ Switch Case
→ Ternary Operator
✅Loops
→ for loop
→ for each
→ while Loop
→ do-while Loop

#100DaysOfCode #JavaDev #programmer #code

🔍 Expecting Spring Boot on your interview prep list? We’ve compiled the must-know 3.2 Q&A. #JavaDev #TechCareers


🔐 From error handling to versioning, these 7 API design principles will level up your backend game. #APIDesign #JavaDev


💡Java tip: Starting from Java 8, for parallel processing of collections you can use parallelStream(). ✅ Uses multiple threads ✅ Good for CPU-intensive processing ⚠️ Sharing mutable state is not safe #Java #JavaDev

mario_casari's tweet image. 💡Java tip: Starting from Java 8,  for parallel processing of collections you can use parallelStream().

✅ Uses multiple threads
✅ Good for CPU-intensive processing
⚠️ Sharing mutable state is not safe
#Java #JavaDev

💡Java tip: Use ThreadLocal.withInitial(...) to provide each thread its own safe default value. ✅ The value is created lazily #Java #JavaDev

mario_casari's tweet image. 💡Java tip: Use ThreadLocal.withInitial(...) to provide each thread its own safe default value.

✅ The value is created lazily
#Java #JavaDev

Sorry, I made a mistake in the example, the transform method returns a generic type, but the Function does not accept an integer as input. Here is a possible alternative: #Java #JavaDev

mario_casari's tweet image. Sorry, I made a mistake in the example, the transform method returns a generic type, but the Function does not accept an integer as input. Here is a possible alternative:
#Java #JavaDev

💡 Java tip: Starting from Java 12 you can use String.transform(Function) to apply lambdas directly to strings. #Java #JavaDev

mario_casari's tweet image. 💡 Java tip: Starting from Java 12 you can use String.transform(Function) to apply lambdas directly to strings.
#Java #JavaDev

Get to know Spring Session for effortless session persistence in Spring Boot using JDBC, Redis or Hazelcast. bootify.io/spring-boot/sp… #SpringBoot #JavaDev #Spring #Redis


Yo—just cracked 2D Arrays in Java 🔥 It’s like handling mini matrices inside your code 🧩 Gonna post some cool problems & solutions in a few hours. Stick around if you’re levelling up in Java too— let’s code together 👀☕ #CodeNewbie #JavaDev #LearningInPublic


Level up your Java + AI workflow! 💪 Go from simple AI user to a skilled developer who wields AI with purpose. @vilojona shares 7 habits for writing maintainable, secure, and robust Java code with your AI co-pilot: bit.ly/3WmrouG #CodeQuality #CodeSecurity #JavaDev


💡 Java tip: Use Optional.filter(...) to add inline conditions to an Optional object. ✅ It lets you apply a condition directly and it returns the original Optional if the predicate passes, an empty one otherwise. #Java #JavaDev

mario_casari's tweet image. 💡 Java tip: Use Optional.filter(...) to add inline conditions to an Optional object.

✅ It lets you apply a condition directly and it returns the original Optional if the predicate passes, an empty one otherwise.
#Java #JavaDev

💡 Java tip: Use Stream.peek() for debugging in pipelines, not for business logic. ✅ Stream.peek() lets you perform logging or inspection on each element as it flows through a stream without modifying it. #Java #JavaDev

mario_casari's tweet image. 💡 Java tip: Use Stream.peek() for debugging in pipelines, not for business logic.

✅ Stream.peek() lets you perform logging or inspection on each element as it flows through a stream without modifying it.
#Java #JavaDev

💡 Java tip: Starting from Java 8 you can use ChronoUnit.between(start, end) to calculate time intervals in a specific unit (days, hours, minutes) without manual math. #Java #JavaDev

mario_casari's tweet image. 💡 Java tip: Starting from Java 8 you can use ChronoUnit.between(start, end) to calculate time intervals in a specific unit (days, hours, minutes) without manual math.
#Java #JavaDev

💡 Java tip: Stream.toArray(Type[]::new) is a clean, type-safe way to get arrays from streams. ✅ Avoids Object[] and casting. #Java #JavaDev

mario_casari's tweet image. 💡 Java tip: Stream.toArray(Type[]::new) is a clean, type-safe way to get arrays from streams. 

✅ Avoids Object[] and casting.
#Java #JavaDev

💡 Java tip: List.reversed() returns an unmodifiable reversed view of the original list. #Java #JavaDev

mario_casari's tweet image. 💡 Java tip: List.reversed() returns an unmodifiable reversed view of the original list. #Java #JavaDev

🚀 JUnit 5 Tip🚀 In JUnit 5, leverage package-private visibility for classes and methods to enhance encapsulation in your tests. This helps keep your testing logic close to the code it's testing while maintaining a clean and organized codebase. #JUnit5 #Testing #JavaDev

mnhocktweets's tweet image. 🚀 JUnit 5 Tip🚀

In JUnit 5, leverage package-private visibility for classes and methods to enhance encapsulation in your tests. 
This helps keep your testing logic close to the code it's testing while maintaining a clean and organized codebase. 

#JUnit5 #Testing #JavaDev

GM Cyber Fam 🌞💻 Every new day is a fresh chance to rewrite your story. Stress without hope kills faster than failure ever will, that’s why I choose to show up with hope, purpose, and clarity. #CyberAwareness #Web3Content #JavaDev #TechWithNgozi #GM #ContentWriting #GMWarriors

Ngozi_Digital's tweet image. GM Cyber Fam 🌞💻

Every new day is a fresh chance to rewrite your story.
Stress without hope kills faster than failure ever will, that’s why I choose to show up with hope, purpose, and clarity.

#CyberAwareness #Web3Content #JavaDev #TechWithNgozi #GM #ContentWriting #GMWarriors

💡 Java tip: Starting from Java 12 you can use String.transform(Function) to apply lambdas directly to strings. #Java #JavaDev

mario_casari's tweet image. 💡 Java tip: Starting from Java 12 you can use String.transform(Function) to apply lambdas directly to strings.
#Java #JavaDev

Getting back on track with Java. Implemented a HashMap today and revised its core operations. More to come. #BackToCode #JavaDev

RiyaTyagi155121's tweet image. Getting back on track with Java.
Implemented a HashMap today and revised its core operations.
More to come. #BackToCode #JavaDev
RiyaTyagi155121's tweet image. Getting back on track with Java.
Implemented a HashMap today and revised its core operations.
More to come. #BackToCode #JavaDev
RiyaTyagi155121's tweet image. Getting back on track with Java.
Implemented a HashMap today and revised its core operations.
More to come. #BackToCode #JavaDev
RiyaTyagi155121's tweet image. Getting back on track with Java.
Implemented a HashMap today and revised its core operations.
More to come. #BackToCode #JavaDev

Day 10: ⚡ #100DaysOfCode - Java ☕ Full Stack Series : 1. Exception handling 2. J2EE 3. JDBC 4. JSP with a project - LLD : structural design pattern - A: Adapter pattern with a round-hole and square-peg problem. #java #JavaDev #backend #codes #tech

pawan9328's tweet image. Day 10: ⚡  #100DaysOfCode
 - Java ☕ Full Stack Series : 
1. Exception handling
2. J2EE
 3. JDBC
 4. JSP with a project
- LLD : structural design pattern -
 A: Adapter pattern with a round-hole and square-peg problem.
#java #JavaDev #backend
#codes #tech

🚫 Tired of Docker complexity for Java in production? 💡 Go beyond containers—see how Payara Cloud offers a simpler, more stable way to run Jakarta EE & MicroProfile apps. 👉 hubs.ly/Q03x_s6n0 #JakartaEE #MicroProfile #JavaDev #PayaraCloud #CloudNative

Payara_Fish's tweet image. 🚫 Tired of Docker complexity for Java in production?

💡 Go beyond containers—see how Payara Cloud offers a simpler, more stable way to run Jakarta EE & MicroProfile apps.

👉 hubs.ly/Q03x_s6n0

#JakartaEE #MicroProfile #JavaDev #PayaraCloud #CloudNative

"Surpassed 5k followers, didn't see that coming! Wrote 50+ stories on Java dev interviews this year. Quality > Quantity. Grateful for the love! #WritingLife #JavaDev"

ajtheory's tweet image. "Surpassed 5k followers, didn't see that coming! 

Wrote 50+ stories on Java dev interviews this year. 

Quality > Quantity. Grateful for the love!

 #WritingLife #JavaDev"

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