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July 7, 2014 0 Comments

PostgreSQL Cheat Sheet

1. How to install PostgreSQL on pcDuino Ubuntu http://learn.linksprite.com/pcduino/linux-applications/how-to-install-postgresql-on-pcduino-ubuntu/ 2. Login to PostgreSQL After completing step 1 , we have […]

Linux Applications

July 7, 2014 0 Comments

Verify PostgreSQL Installation on pcDuino Ubuntu

1. How to install PostgreSQL on pcDuino Ubuntu http://learn.linksprite.com/pcduino/linux-applications/how-to-install-postgresql-on-pcduino-ubuntu/ 2. Verify PostgreSQL Installation After completing step 1 , we have […]

Linux Applications

July 7, 2014 0 Comments

PostgreSQL: ERROR: could not open extension control file “/usr/share/postgresql/9.3/extension/tablefunc.control”: No such file or directory

Question: There should be more problems when trying to create the 5 extensions $ psql -U postgres book -c "CREATE […]

Linux Applications

July 7, 2014 0 Comments

PostgreSQL:createdb: could not connect to database postgres: FATAL: Peer authentication failed for user “postgres”

Question: Create postgres database # createdb mydb response could be like this: createdb: could not connect to database postgres: FATAL: […]

Linux Applications

July 7, 2014 0 Comments

How to install PostgreSQL on pcDuino Ubuntu

PostgreSQL is available in all Ubuntu versions by default. However, Ubuntu “snapshots” a specific version of PostgreSQL that is then […]

Arduino

July 7, 2014 0 Comments

Use U-speed module on Arduino

[vc_row][vc_column][vc_column_text]The principle of U-speed is the grooves of U shaped has an optical sensor and a light sensitive transistors respectively […]