vslala

# Datasource configuration for jdbc h2
# this is for file based persistent storage
# spring.datasource.url=jdbc:h2:file:/data/demo

# For in-memory storage
spring.datasource.url=jdbc:h2:mem:testdb;MODE=MySQL;DB_CLOSE_DELAY=-1;IGNORECASE=TRUE;
spring.datasource.driverClassName=org.h2.Driver
spring.datasource.username=vslala
spring.datasource.password=simplepass
spring.jpa.database-platform=org.hibernate.dialect.H2Dialect

mcmoe

Creating a keystore and exporting its certificate into a new truststore

Create the Keystore and generate a certificate, an example is shown below:

keytool -genkey -alias client -keyalg RSA -keystore client.jks -keysize 2048

Export a certificate from a Keystore:

keytool -export -alias client -file client.crt -keystore client.jks

Import the certificate to a Truststore:

keytool -import -v -trustcacerts -alias client -file client.crt -keystore clienttrust.jks

cecilemuller

How to create an HTTPS certificate for localhost domains

This focuses on generating the certificates for loading local virtual hosts hosted on your computer, for development only.

Do not use self-signed certificates in production ! For online certificates, use Let's Encrypt instead (tutorial).

CMCDragonkai

Understanding the Memory Layout of Linux Executables

Required tools for playing around with memory:

• hexdump
• objdump
• readelf
• xxd
• gcore