Useful tips for everyday
How do I know if my CLOB is empty? Using dbms_lob.compare() Function Similarly, to check for empty CLOB , change the variable type to clob…
Is Constant Contact good for email marketing? An Ideal Marketing Solution for SMBs For small and even most midsized businesses, Constant Contact is a solid…
What is the impedance of an oscillator? … oscillator converts the ECRS impedance to the oscillation frequency. As shown in Fig. 4(a), the oscillator output…
Is 5v enough for Arduino? If you power via the DC barrel jack on the Arduino, you will need at least 7v for the on-board…
How to exit SSH? Two ways: closing the shell session, e.g. with exit followed by Enter, or Ctrl-d usually allows you to exit the ssh…
What is free memory in Linux? Free memory is the amount of memory which is currently not used for anything. This number should be small,…
How do I reinstall Mac bootloader? Restart the computer and after the chime press and hold down the COMMAND-OPTION- R keys until a globe appears…
Why does my php file download instead of executing? This is normally due to an improper handler code. In the . htaccess file, you will…
What is alignment genome? Whole-genome alignment (WGA) is the prediction of evolutionary relationships at the nucleotide level between two or more genomes. What is the…
How do I change the legend text in Google Sheets? On your computer, open a spreadsheet in Google Sheets. Double-click the chart you want to…