Useful tips for everyday
Is multi-threading better? When the ratio Overhead / Execution Time is greater than P/2, a single thread is faster. MultiThreading on Single Core CPU :…
What is tar backup? Tar stands for tape archive and allows you to create backups using: tar , gzip , and bzip . It compresses…
What is the regex for matching with all characters which are * Non white space *? \s matches any whitespace character [ \r\n\t\f ] .…
What is MySQL tuner? MySQL tuner is an open source perl script which evaluates your MySQL performance and provides information and recommendations on which variables…
What is a hardware audit? A hardware audit is an assessment of all the hardware devices that are used to organise the computer network of…
What are floppy disks used for? Floppy disk, or diskette, magnetic storage medium used with late 20th-century computers. Floppy disks were popular from the 1970s…
Why is rebranding bad? When rebranding is done right, companies not only see dramatic increases in sales but also, expose their brand to demographics that…
How do I copy formatting from one table to another? Word 2007 – Copy table format to multiple tables Open Word and add the table…
What if a coefficient is not significant? Interpreting a coefficient that is not statistically significant. If the t-test for a regression coefficient is not statistically…
How do you calculate engineering notation? Numbers expressed in engineering notation are always stated in thousands, millions, billions, trillions and so on. For example, 12,345,00…