- Updating database using SQL prepared statement
- getExternalFilesDir (Context)
- addToBackStack (FragmentTransaction)
- runOnUiThread (Activity)
- SecureRandom (java.security)
This class generates cryptographically secure pseudo-random numbers. It is best
to invoke SecureRand
- DecimalFormat (java.text)
A concrete subclass of NumberFormat that formats decimal numbers. It has a
variety of features desig
- Hashtable (java.util)
A plug-in replacement for JDK1.5 java.util.Hashtable. This version is based on
org.cliffc.high_scale
- ExecutorService (java.util.concurrent)
An Executor that provides methods to manage termination and methods that can
produce a Future for tr
- Semaphore (java.util.concurrent)
A counting semaphore. Conceptually, a semaphore maintains a set of permits. Each
#acquire blocks if
- StringUtils (org.apache.commons.lang)
Operations on java.lang.String that arenull safe.
* IsEmpty/IsBlank - checks if a String contains
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