I don't have much knowledge on .gitignore, I just know that it helps us untrack the files we don't want to commit to a repository.
In my case, I have two .gitignore files by default
first one -> inside .idea folder
second one -> inside project directory
Tried as I might, I couldn't prevent it from tracking mydb folder, .dat files, .idea folder.
This is what I get when I git status
modified: .gitignore
modified: .idea/.gitignore
modified: .idea/APIdesign.iml
modified: .idea/libraries/Maven__antlr_antlr_2_7_7.xml
modified: .idea/libraries/Maven__ch_qos_logback_logback_classic_1_2_3.xml
modified: .idea/libraries/Maven__ch_qos_logback_logback_core_1_2_3.xml
modified: .idea/libraries/Maven__com_fasterxml_classmate_1_5_1.xml
modified: .idea/libraries/Maven__com_sun_activation_jakarta_activation_1_2_2.xml
modified: .idea/libraries/Maven__com_sun_istack_istack_commons_runtime_3_0_11.xml
modified: .idea/libraries/Maven__com_zaxxer_HikariCP_3_4_5.xml
modified: .idea/libraries/Maven__jakarta_annotation_jakarta_annotation_api_1_3_5.xml
modified: .idea/libraries/Maven__jakarta_persistence_jakarta_persistence_api_2_2_3.xml
modified: .idea/libraries/Maven__jakarta_transaction_jakarta_transaction_api_1_3_3.xml
modified: .idea/libraries/Maven__jakarta_xml_bind_jakarta_xml_bind_api_2_3_3.xml
modified: .idea/libraries/Maven__org_apache_derby_derby_10_14_2_0.xml
modified: .idea/libraries/Maven__org_apache_logging_log4j_log4j_api_2_13_3.xml
modified: .idea/libraries/Maven__org_apache_logging_log4j_log4j_to_slf4j_2_13_3.xml
modified: .idea/libraries/Maven__org_aspectj_aspectjweaver_1_9_6.xml
modified: .idea/libraries/Maven__org_dom4j_dom4j_2_1_3.xml
modified: .idea/libraries/Maven__org_glassfish_jakarta_el_3_0_3.xml
modified: .idea/libraries/Maven__org_glassfish_jaxb_jaxb_runtime_2_3_3.xml
modified: .idea/libraries/Maven__org_glassfish_jaxb_txw2_2_3_3.xml
modified: .idea/libraries/Maven__org_hibernate_common_hibernate_commons_annotations_5_1_2_Final.xml
modified: .idea/libraries/Maven__org_jboss_logging_jboss_logging_3_4_1_Final.xml
modified: .idea/libraries/Maven__org_slf4j_jul_to_slf4j_1_7_30.xml
modified: .idea/libraries/Maven__org_slf4j_slf4j_api_1_7_30.xml
modified: .idea/libraries/Maven__org_yaml_snakeyaml_1_27.xml
modified: .idea/misc.xml
modified: mydb/db.lck
modified: mydb/log/log.ctrl
modified: mydb/log/log1.dat
modified: mydb/log/logmirror.ctrl
modified: mydb/seg0/c101.dat
modified: mydb/seg0/c111.dat
modified: mydb/seg0/c121.dat
modified: mydb/seg0/c130.dat
modified: mydb/seg0/c141.dat
modified: mydb/seg0/c150.dat
modified: mydb/seg0/c161.dat
modified: mydb/seg0/c171.dat
modified: mydb/seg0/c20.dat
modified: mydb/seg0/c230.dat
modified: mydb/seg0/c31.dat
modified: mydb/seg0/c41.dat
modified: mydb/seg0/c490.dat
modified: mydb/seg0/c4a1.dat
modified: mydb/seg0/c51.dat
modified: mydb/seg0/c60.dat
modified: mydb/seg0/c71.dat
modified: mydb/seg0/c81.dat
modified: mydb/seg0/c90.dat
modified: mydb/seg0/ca1.dat
modified: mydb/seg0/cb1.dat
modified: mydb/seg0/cc0.dat
modified: mydb/seg0/cd1.dat
modified: mydb/seg0/ce1.dat
modified: mydb/seg0/cf0.dat
modified: pom.xml
modified: src/main/java/io/theBMan/springBootStarter/Application.java
modified: src/main/java/io/theBMan/springBootStarter/lecture/Lecture.java
modified: src/main/java/io/theBMan/springBootStarter/lecture/LectureController.java
modified: src/main/java/io/theBMan/springBootStarter/lecture/LectureRepository.java
modified: src/main/java/io/theBMan/springBootStarter/lecture/LectureService.java
modified: src/main/java/io/theBMan/springBootStarter/student/Student.java
modified: src/main/resources/application.properties
my two .gitignore files as follows
inside .idea ->
# Compiled class file
*.class
# Log file
*.log
# BlueJ files
*.ctxt
# Mobile Tools for Java (J2ME)
.mtj.tmp/
# Package Files #
*.jar
*.war
*.nar
*.ear
*.zip
*.tar.gz
*.rar
*.dat
# virtual machine crash logs, see http://www.java.com/en/download/help/error_hotspot.xml
hs_err_pid*
mydb/*
*/idea/**
.idea/
inside project root directory ->
*.class
# Log file
*.log
# BlueJ files
*.ctxt
# Mobile Tools for Java (J2ME)
.mtj.tmp/
# Package Files #
*.jar
*.war
*.nar
*.ear
*.zip
*.tar.gz
*.rar
*.dat
# virtual machine crash logs, see http://www.java.com/en/download/help/error_hotspot.xml
hs_err_pid*
mydb/*
.idea/
target/
.dat
.gitignore
I also wonder why there are two .gitignore files. If we need both, what are their uses?
Any help is appreciated
Best,