Useful tips for everyday
How do you set a tool in WorldEdit? To use a tool, hold an item in your hand, then bind the desired tool by name…
Is full load current the same as line current? RE: 3 Phase Full load current / Phase current and Line current. This thing you are…
How do I manually update my database? A database can be upgraded either using DBUA or manual method….IF UPGRADE FAILS Shutdown immediate; set ORACLE_HOME to…
What is port mirroring in switch? Port mirroring is the network switch ability to send a copy of network data packets being transmitted over a…
How do I find values in one column not in another Google Spreadsheet? Find Missing Items in Another Column Go to column C (or any…
What is the x axis of QQ plot? These z-scores are the x-axis of the qq-plot Let’s say we have a test and the maximum…
How do you use two tables in update statement? How to use multiple tables in SQL UPDATE statement with JOIN CREATE TABLE table1 (column1 INT,…
When to use fork or not to fork in systemd? Type=forking is for historical services that cannot be run in foreground. In this case process…
How can I test if my Antivirus is really working? Once detected, the virus scanner will respond exactly as it would as if it found…
Why fitness function is used in genetic algorithm? The fitness function should be implemented efficiently. If the fitness function becomes the bottleneck of the algorithm,…