Useful tips for everyday
How can you tell if two variables are related? Correlation is a statistical technique that is used to measure and describe a relationship between two…
What DPI do I need for a 24×36 print? 300 dpi For normal quality output, your original file should have 300 dpi resolution at 25%…
What does it mean when a zip file is not matched? zip warning: name not matched: myfile.dat This means the file myfile.dat does not exist.…
How is StringBuilder implemented? StringBuffer/StringBuilder is implemented in a much more efficient way by creating an array of all the strings and copying them back…
How do you develop a dev environment? Start a Dev Environment from a local folder You can also start a Dev Environment from local code…
How do I Delete a table from WordPress? There is no select all option for obvious reasons, so double check each and every table and…
How can a base class constructor be used as a derived class? Base class constructors are always called in the derived class constructors. Whenever you…
How to rename uploaded file before saving into a database? I would rather use an unique ID on the database and store (rename) each uploaded…
How to use soql to query multiple objects? For a complete description of the syntax, see SOQL SELECT Syntax. Retrieve data from a single object…
What happens if you use 10W instead of 5W? There is a small benefit of using a 10W instead of a 5W oil in that…