jdk - Related information

• Problem with macos switching jdk version

  problem description system version: macos10.13.6-2018003 update coexistence of jdk7 and jdk8 versions according to online configuration, alias command switching, I do not know whether it is successful screenshot of the question >> .bash_profile...

  Macos java jdk

  Feb.16,2022
• How to modify the jvm parameter of tomcat itself?

  you can modify the jvm parameters of an application in catalina.sh by declaring JAVA_OPTS, at the beginning of tomcat. Here are two places I do not quite understand, ask the bosses to advise: 1. If you set the jvm maximum heap memory limit to 2G here, d...

  Tomcat jdk jvm java

  Jul.06,2021
• Is there any other way to dynamically create objects by reflection?

  is there any other way to dynamically create objects by reflection ...

  Dynamic-proxy jdk cglib reflection java

  Feb.27,2021
MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1be24c7-399a4.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1be24c7-399a4.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
Need Help?