Update flashcard layout!

Anass Rach · Anass Rach · commit bd49def49983 · 2025-09-08T15:50:52.000+02:00
diff --git a/_flashcards/collections/05-generics-wildcards-reads.md b/_flashcards/collections/05-generics-wildcards-reads.md
@@ -1,4 +1,5 @@
 ---
+layout: flashcard
 title: "Generics: Bounded Wildcards (READ-WRITE Rule)"
 category: "Collections & Generics"
 order: 5
diff --git a/_flashcards/collections/10-deque-stack-vs-queue-operations.md b/_flashcards/collections/10-deque-stack-vs-queue-operations.md
@@ -1,4 +1,5 @@
 ---
+layout: flashcard
 category: Collections & Generics
 order: 10
 tags: []
diff --git a/_flashcards/collections/15-set-operations-and-characteristics.md b/_flashcards/collections/15-set-operations-and-characteristics.md
@@ -1,4 +1,5 @@
 ---
+layout: flashcard
 category: Collections & Generics
 learning_tip: 'Remember "HASH-LINKED-TREE" order: HashSet (no order), LinkedHashSet
   (insertion order), TreeSet (sorted order).'
diff --git a/_flashcards/collections/20-map-operations-and-merge-method.md b/_flashcards/collections/20-map-operations-and-merge-method.md
@@ -1,4 +1,5 @@
 ---
+layout: flashcard
 category: Collections & Generics
 learning_tip: Think "MERGE = SMART PUT" - merge() handles both insertion and updating
   with custom logic.
diff --git a/_flashcards/datetime/05-localdate-and-localtime-operations-date-time-api.md b/_flashcards/datetime/05-localdate-and-localtime-operations-date-time-api.md
@@ -1,4 +1,5 @@
 ---
+layout: flashcard
 category: Date, Time, and Localization
 learning_tip: Remember "IMMUTABLE TIME" - LocalDate/Time classes never change, they
   always return new instances. Period for dates, Duration for time.
diff --git a/_flashcards/datetime/10-zoneddatetime-and-time-zones.md b/_flashcards/datetime/10-zoneddatetime-and-time-zones.md
@@ -1,4 +1,5 @@
 ---
+layout: flashcard
 category: Date, Time, and Localization
 learning_tip: Remember "ZONED = SMART, OFFSET = SIMPLE" - ZonedDateTime handles DST
   automatically, OffsetDateTime uses fixed offsets.
diff --git a/_flashcards/datetime/15-date-and-time-formatting.md b/_flashcards/datetime/15-date-and-time-formatting.md
@@ -1,4 +1,5 @@
 ---
+layout: flashcard
 category: Date, Time, and Localization
 learning_tip: Remember "PATTERN = PICTURE" - yyyy-MM-dd shows exactly how the output
   looks. DateTimeFormatter is thread-safe and should be reused.
diff --git a/_flashcards/datetime/20-daylight-saving-time-fall-back-calculations.md b/_flashcards/datetime/20-daylight-saving-time-fall-back-calculations.md
@@ -1,4 +1,5 @@
 ---
+layout: flashcard
 category: Date, Time, and Localization
 learning_tip: Remember "FALL BACK = EXTRA HOUR" - When DST ends, one hour is repeated
   (1:00-2:00 AM happens twice), making time calculations longer than expected.
diff --git a/_flashcards/datetime/25-localization-locale-and-resource-bundles.md b/_flashcards/datetime/25-localization-locale-and-resource-bundles.md
@@ -1,4 +1,5 @@
 ---
+layout: flashcard
 category: Date, Time, and Localization
 learning_tip: Think "LOCALE = WHERE, BUNDLE = WHAT" - Locale specifies location/language,
   ResourceBundle provides localized content with automatic fallback.
diff --git a/_flashcards/enums/05-enum-with-fields-methods-and-constructors.md b/_flashcards/enums/05-enum-with-fields-methods-and-constructors.md
@@ -1,4 +1,5 @@
 ---
+layout: flashcard
 category: Enums
 learning_tip: Think "ENUM = SPECIAL CLASS" - enums are classes with predefined instances
   (constants) that can have fields, methods, and constructors.
diff --git a/_flashcards/exceptions/05-try-with-resources-and-suppressed-exceptions.md b/_flashcards/exceptions/05-try-with-resources-and-suppressed-exceptions.md
@@ -1,4 +1,5 @@
 ---
+layout: flashcard
 category: Exception Handling
 learning_tip: Primary exception is the "star of the show" - suppressed exceptions
   are the "supporting cast."
diff --git a/_flashcards/exceptions/10-stream-operations-and-exception-handling.md b/_flashcards/exceptions/10-stream-operations-and-exception-handling.md
@@ -1,4 +1,5 @@
 ---
+layout: flashcard
 category: Exception Handling
 order: 10
 tags:
diff --git a/_flashcards/exceptions/15-exception-output-methods.md b/_flashcards/exceptions/15-exception-output-methods.md
@@ -1,4 +1,5 @@
 ---
+layout: flashcard
 category: Exception Handling
 learning_tip: Remember "PRINT vs TRACE" - println() gives you the message, printStackTrace()
   gives you the journey.
diff --git a/_flashcards/exceptions/20-multi-catch-and-try-with-resources-exception-flow.md b/_flashcards/exceptions/20-multi-catch-and-try-with-resources-exception-flow.md
@@ -1,4 +1,5 @@
 ---
+layout: flashcard
 category: Exception Handling
 order: 20
 tags: []
diff --git a/_flashcards/exceptions/25-exception-chaining-and-return-statement-flow.md b/_flashcards/exceptions/25-exception-chaining-and-return-statement-flow.md
@@ -1,4 +1,5 @@
 ---
+layout: flashcard
 category: Exception Handling
 order: 25
 tags: []
diff --git a/_flashcards/io/05-java-io-file-reading-and-writing.md b/_flashcards/io/05-java-io-file-reading-and-writing.md
@@ -1,4 +1,5 @@
 ---
+layout: flashcard
 category: I/O and NIO
 learning_tip: Remember "FILES = SIMPLE, STREAMS = CONTROL" - Files class for simple
   operations, streams for fine-grained control and large files.
diff --git a/_flashcards/io/10-filesmismatch-and-path-operations.md b/_flashcards/io/10-filesmismatch-and-path-operations.md
@@ -1,4 +1,5 @@
 ---
+layout: flashcard
 category: I/O and NIO
 learning_tip: Mismatch = "Find the first difference" (-1 means no differences found).
 order: 10
diff --git a/_flashcards/io/15-path-operations-and-resolution.md b/_flashcards/io/15-path-operations-and-resolution.md
@@ -1,4 +1,5 @@
 ---
+layout: flashcard
 category: I/O and NIO
 learning_tip: Think "PATH = GPS DIRECTIONS" - Path operations calculate routes and
   relationships between locations without checking if the locations actually exist.
diff --git a/_flashcards/io/20-stream-io-classes-hierarchy.md b/_flashcards/io/20-stream-io-classes-hierarchy.md
@@ -1,4 +1,5 @@
 ---
+layout: flashcard
 category: I/O and NIO
 learning_tip: Remember "BYTE vs CHAR, BUFFER for SPEED" - use byte streams for binary
   data, character streams for text, and always add buffering for performance.
diff --git a/_flashcards/java21-features/05-pattern-matching-with-switch-java-21.md b/_flashcards/java21-features/05-pattern-matching-with-switch-java-21.md
@@ -1,4 +1,5 @@
 ---
+layout: flashcard
 category: Java 21 Features
 learning_tip: Guarded patterns are checked in order. Always have a fallback case or
   default to avoid MatchException.
diff --git a/_flashcards/java21-features/10-sealed-classes-java-21.md b/_flashcards/java21-features/10-sealed-classes-java-21.md
@@ -1,4 +1,5 @@
 ---
+layout: flashcard
 category: Java 21 Features
 learning_tip: Sealed = "Exclusive club" - only VIP classes (permits list) can join.
   Compiler knows all possibilities, enabling exhaustive pattern matching.
diff --git a/_flashcards/java21-features/15-records-java-21-features.md b/_flashcards/java21-features/15-records-java-21-features.md
@@ -1,4 +1,5 @@
 ---
+layout: flashcard
 category: Java 21 Features
 learning_tip: Records = "Data class on autopilot" - automatic constructor, accessors,
   equals/hashCode/toString. Perfect for immutable data carriers.
diff --git a/_flashcards/java21-features/20-text-blocks-java-21.md b/_flashcards/java21-features/20-text-blocks-java-21.md
@@ -1,4 +1,5 @@
 ---
+layout: flashcard
 category: Java 21 Features
 learning_tip: Text blocks = "What you see is what you get" - preserves formatting,
   perfect for HTML, JSON, SQL. Triple quotes mark the boundaries.
diff --git a/_flashcards/java21-features/25-java-io-file-reading-and-writing.md b/_flashcards/java21-features/25-java-io-file-reading-and-writing.md
@@ -1,4 +1,5 @@
 ---
+layout: flashcard
 category: Java 21 Features
 learning_tip: Remember "FILES = SIMPLE, STREAMS = CONTROL" - Files class for simple
   operations, streams for fine-grained control and large files.
diff --git a/_flashcards/java21-features/30-executor-framework-key-classes-methods.md b/_flashcards/java21-features/30-executor-framework-key-classes-methods.md
@@ -1,4 +1,5 @@
 ---
+layout: flashcard
 category: Java 21 Features
 learning_tip: '"NEW executors create, SUBMIT callables" - Executors factory methods
   start with ''new'', ExecutorService can ''submit'' Callables (not basic Executor).'
diff --git a/_flashcards/math/05-math-api-and-wrapper-classes.md b/_flashcards/math/05-math-api-and-wrapper-classes.md
@@ -1,4 +1,5 @@
 ---
+layout: flashcard
 category: Math, Arrays, Wrappers
 learning_tip: Remember "MATH = STATIC UTILITY" - Math methods are all static and work
   with primitives. Wrapper classes bridge primitives and objects.
diff --git a/_flashcards/math/10-arraysbinarysearch-and-arrayscompare.md b/_flashcards/math/10-arraysbinarysearch-and-arrayscompare.md
@@ -1,4 +1,5 @@
 ---
+layout: flashcard
 category: Math, Arrays, Wrappers
 order: 10
 tags: []
diff --git a/_flashcards/math/15-array-operations-and-utilities.md b/_flashcards/math/15-array-operations-and-utilities.md
@@ -1,4 +1,5 @@
 ---
+layout: flashcard
 category: Math, Arrays, Wrappers
 learning_tip: Remember "ARRAYS = UTILITY BELT" - Arrays class has tools for every
   common array operation. Use deepEquals() and deepToString() for multi-dimensional
diff --git a/_flashcards/math/20-wrapper-class-comparison-and-caching.md b/_flashcards/math/20-wrapper-class-comparison-and-caching.md
@@ -1,4 +1,5 @@
 ---
+layout: flashcard
 category: Math, Arrays, Wrappers
 learning_tip: Remember "CACHE = CONFUSION" - small wrapper values may share references,
   so always use equals() for value comparison, not ==.
diff --git a/_flashcards/modules/05-module-system-basic-declaration-and-dependencies.md b/_flashcards/modules/05-module-system-basic-declaration-and-dependencies.md
@@ -1,4 +1,5 @@
 ---
+layout: flashcard
 category: Modules & Migration
 learning_tip: Think "MODULE = CONTROLLED VISIBILITY" - modules explicitly declare
   what they need (requires) and what they share (exports).
diff --git a/_flashcards/modules/10-module-migration-strategies-bottom-up-vs-top-down.md b/_flashcards/modules/10-module-migration-strategies-bottom-up-vs-top-down.md
@@ -1,4 +1,5 @@
 ---
+layout: flashcard
 category: Modules & Migration
 learning_tip: Bottom-up = "Foundation first" (solid but slow), Top-down = "Roof first"
   (fast but requires careful reinforcement later). Most projects should use top-down
diff --git a/_flashcards/modules/15-module-access-control-and-visibility.md b/_flashcards/modules/15-module-access-control-and-visibility.md
@@ -1,4 +1,5 @@
 ---
+layout: flashcard
 category: Modules & Migration
 learning_tip: Think "FORT WITH GATES" - modules are like fortified walls with specific
   gates (exports) and visitor passes (opens) for controlled access.
diff --git a/_flashcards/modules/20-module-path-vs-classpath.md b/_flashcards/modules/20-module-path-vs-classpath.md
@@ -1,4 +1,5 @@
 ---
+layout: flashcard
 category: Modules & Migration
 learning_tip: Think "HIGHWAY vs CITY STREETS" - module path is like controlled highway
   with explicit on/off ramps (requires/exports), classpath is like city streets where
diff --git a/_flashcards/modules/25-module-compilation-and-packaging.md b/_flashcards/modules/25-module-compilation-and-packaging.md
@@ -1,4 +1,5 @@
 ---
+layout: flashcard
 category: Modules & Migration
 learning_tip: Think "ASSEMBLY LINE" - compile modules, package into JARs, link into
   custom runtime. Each step builds on the previous one.
diff --git a/_flashcards/oop/05-instance-methods-vs-variables-and-static-methods.md b/_flashcards/oop/05-instance-methods-vs-variables-and-static-methods.md
@@ -1,4 +1,5 @@
 ---
+layout: flashcard
 category: OOP and Encapsulation
 learning_tip: Remember "HIDE vs OVERRIDE" - static methods and fields are HIDDEN (reference
   type matters), instance methods are OVERRIDDEN (object type matters).
diff --git a/_flashcards/oop/10-constructor-chaining-and-super.md b/_flashcards/oop/10-constructor-chaining-and-super.md
@@ -1,4 +1,5 @@
 ---
+layout: flashcard
 category: OOP and Encapsulation
 learning_tip: '"No free lunch" - if parent needs arguments, children must provide
   them explicitly.'
diff --git a/_flashcards/oop/15-equals-method-behavior.md b/_flashcards/oop/15-equals-method-behavior.md
@@ -1,4 +1,5 @@
 ---
+layout: flashcard
 category: OOP and Encapsulation
 learning_tip: Classes that don't override equals() are doing reference comparison.
   StringBuilder is a famous example!
diff --git a/_flashcards/oop/20-protected-access-across-packages.md b/_flashcards/oop/20-protected-access-across-packages.md
@@ -1,4 +1,5 @@
 ---
+layout: flashcard
 category: OOP and Encapsulation
 learning_tip: Protected across packages = "Family only, and only through your own
   family line."
diff --git a/_flashcards/oop/25-static-field-access-and-class-initialization.md b/_flashcards/oop/25-static-field-access-and-class-initialization.md
@@ -1,4 +1,5 @@
 ---
+layout: flashcard
 category: OOP and Encapsulation
 learning_tip: Remember "DECLARES WINS" - only the class that declares the static field
   gets initialized, even when accessed through a subclass reference.
diff --git a/_flashcards/oop/30-stringbuilder-reference-behavior.md b/_flashcards/oop/30-stringbuilder-reference-behavior.md
@@ -1,4 +1,5 @@
 ---
+layout: flashcard
 category: OOP and Encapsulation
 learning_tip: You can change the object's content through the reference, but you can't
   change where the original reference points.
diff --git a/_flashcards/oop/35-method-overriding-rules.md b/_flashcards/oop/35-method-overriding-rules.md
@@ -1,4 +1,5 @@
 ---
+layout: flashcard
 category: OOP and Encapsulation
 learning_tip: Remember "OVERRIDE = UPGRADE" - you can make methods more accessible,
   return more specific types, and throw fewer/more specific exceptions, but never
diff --git a/_flashcards/oop/40-abstract-classes-and-methods.md b/_flashcards/oop/40-abstract-classes-and-methods.md
@@ -1,4 +1,5 @@
 ---
+layout: flashcard
 category: OOP and Encapsulation
 learning_tip: Think "ABSTRACT = BLUEPRINT" - defines the structure but leaves implementation
   details to subclasses. Like architectural blueprints, you can't build from them
diff --git a/_flashcards/oop/45-interface-implementation-rules.md b/_flashcards/oop/45-interface-implementation-rules.md
@@ -1,4 +1,5 @@
 ---
+layout: flashcard
 category: OOP and Encapsulation
 learning_tip: Think "INTERFACE = CONTRACT" - defines what must be done (public methods)
   but allows flexibility in how (default methods provide optional behavior).
diff --git a/_flashcards/oop/50-nested-classes-vs-inner-classes-key-distinctions.md b/_flashcards/oop/50-nested-classes-vs-inner-classes-key-distinctions.md
@@ -1,4 +1,5 @@
 ---
+layout: flashcard
 category: OOP and Encapsulation
 learning_tip: '"Static nested = NO instance access, Inner = FULL access" - Static
   nested classes (including implicitly static enums/records/interface classes) can''t
diff --git a/_flashcards/streams/05-stream-operations-and-exception-handling.md b/_flashcards/streams/05-stream-operations-and-exception-handling.md
@@ -1,4 +1,5 @@
 ---
+layout: flashcard
 category: Streams & Functional
 order: 5
 tags:
diff --git a/_flashcards/streams/10-stream-lazy-evaluation-intermediate-vs-terminal-operations.md b/_flashcards/streams/10-stream-lazy-evaluation-intermediate-vs-terminal-operations.md
@@ -1,4 +1,5 @@
 ---
+layout: flashcard
 category: Streams & Functional
 order: 10
 tags:
diff --git a/_flashcards/streams/15-stream-collectors-and-functionidentity.md b/_flashcards/streams/15-stream-collectors-and-functionidentity.md
@@ -1,4 +1,5 @@
 ---
+layout: flashcard
 category: Streams & Functional
 learning_tip: partitioningBy = "split in half", groupingBy = "organize by category",
   identity = "keep as-is".
diff --git a/_flashcards/streams/20-lambda-target-types-runnable-vs-callable.md b/_flashcards/streams/20-lambda-target-types-runnable-vs-callable.md
@@ -1,4 +1,5 @@
 ---
+layout: flashcard
 category: Streams & Functional
 learning_tip: '"Runnable runs and forgets, Callable calls and tells" - Runnable for
   actions, Callable for computations with results.'
diff --git a/_flashcards/streams/25-executorservice-with-lambdas-submit-method-overloading.md b/_flashcards/streams/25-executorservice-with-lambdas-submit-method-overloading.md
@@ -1,4 +1,5 @@
 ---
+layout: flashcard
 category: Streams & Functional
 learning_tip: '"Future tells the future" - Future<?> means no meaningful result, Future<T>
   means result of type T is coming.'
