- Reading from database using SQL prepared statement
- getSharedPreferences (Context)
- onRequestPermissionsResult (Fragment)
- getExternalFilesDir (Context)
- FileOutputStream (java.io)
An output stream that writes bytes to a file. If the output file exists, it can
be replaced or appen
- ThreadPoolExecutor (java.util.concurrent)
An ExecutorService that executes each submitted task using one of possibly
several pooled threads, n
- AtomicInteger (java.util.concurrent.atomic)
An int value that may be updated atomically. See the java.util.concurrent.atomic
package specificati
- ReentrantLock (java.util.concurrent.locks)
A reentrant mutual exclusion Lock with the same basic behavior and semantics as
the implicit monitor
- Collectors (java.util.stream)
- StringUtils (org.apache.commons.lang)
Operations on java.lang.String that arenull safe.
* IsEmpty/IsBlank - checks if a String contains
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