Setvisibility not working in fragment

• 1 vote256 views1 answer

  How to detect operating system in java

  Java
• 5 votes248 views1 answer

  How to delete character in string java

  Java
• 5 votes271 views2 answers

  This project uses AndroidX dependencies, but the 'android.useAndroidX' property is not enabled.

  Java
• -1 vote248 views2 answers

  @notblank annotation spring

  Java
• 9 votes237 views2 answers

  All loops in java

  Java
• 10 votes260 views3 answers

  Java check if int

  Java
• 0 vote248 views1 answer

  Java backtracking

  Java
• 0 vote227 views3 answers

  Sending a excel in an attachment in email java

  Java
• 0 vote243 views1 answer

  Spring boot api key authentication example

  Java
• 0 vote281 views1 answer

  Execution repackage of goal org.springframework.boot:spring-boot-maven-plugin:2.5.0:repackage failed:

  Java