Useful tips for everyday
How do you profile a software? Profiling is achieved by instrumenting either the program source code or its binary executable form using a tool called…
What is indexing and query optimization? Indexes. The query optimizer uses indexes to speed up the execution of a query. The optimizer uses existing indexes…
How do you determine the objective function? The linear function is called the objective function , of the form f(x,y)=ax+by+c . The solution set of…
Does my MacBook Pro have a 64-bit processor? Go to the Apple Menu and select “About this Mac”. If you have a Core Duo processor,…
What is the default value of timestamp? 0 TIMESTAMP has a default of 0 unless defined with the NULL attribute, in which case the default…
What are the pins on HDMI? It has 19 pins, the bulk of which carry video, audio, and timing data and are assigned in groups…
How do I drag and drop in HTML5 canvas? How to Drag and Drop Objects with JavaScript and HTML5 Canvas var canvas = document. getElementById(‘canvas’);…
Which of the following best describes session hijacking? Session hijacking is an attack where a user session is taken over by an attacker. In both…
How does a diode remove crossover distortion? Crossover Distortion Summary By applying a small base bias voltage either by using a resistive potential divider circuit…
How to set the background image in Openbox? Re: How to set openbox background. autostart is read by openbox-session at startup. It contains the programs…