Useful tips for everyday
What do you need to know about Visualforce pages? Visualforce pages are basic building blocks for application developers. A Visualforce page is similar to a…
How do you check if the table is empty in SQLite? moveToFirst()){ flag = false; } else { flag = true; } cursor. close(); sqLiteDatabase.…
How many columns should a MySQL table have? 4096 columns MySQL has hard limit of 4096 columns per table, but the effective maximum may be…
Are there hard links in Windows? Hard links only work on Microsoft Windows operating systems that support NTFS partitions (Windows NT 4.0 or later) while…
Which colour profile is best for printing? CMYK When designing for a printed format, the best color profile to use is CMYK, which uses the…
What happens when you change your website URL? Too often clients don’t stop to consider the SEO impact of changing their website. They chuck away…
Do phones have Nat? A smartphone using cellular data will experience a NAT built into the cellular network between the phone and the Internet. This…
What do you name a user table? What is the best practice in naming your “user” table? Never name a table with plural (such as…
How does a thermal power station work? Traditional thermal power plants: also called combustion power plants, they operate with energy produced by a steam boiler…
How do you remove noise from cycles render? Clamp indirect is especially effective. For animations it may also be a good idea to vary the…