Useful tips for everyday
How to find records with null in a column? Use the IS NULL operator in a condition with WHERE to find records with NULL in…
Can you connect negative to ground? The negative terminal of the battery is connected to your car body, so you can connect your siren’s negative…
How do you handle Access-Control allow origin? For IIS6 Open Internet Information Service (IIS) Manager. Right click the site you want to enable CORS for…
What are the batch Apex best practices? Best Practices Only use Batch Apex if you have more than one batch of records. Tune any SOQL…
Is there way to customize WordPress comment form? Although, in WordPress, you can customize every single file in your theme and change the structure. The…
How to create a new class in eCognition? When the Class Filter parameter is listed under Parameters, clicking on the value will display the Edit…
Which topology is used for both LANs and WANs? Ring The ring topology Ring. The ring topology is commonly used on both LAN and WAN…
How do you set a dirty flag? A “dirty” flag tracks when the derived data is out of sync with the primary data. It is…
How to represent NaN? In mathematics, zero divided by zero is undefined as a real number, and is therefore represented by NaN in computing systems.…
Are ARM and Intel chips compatible? Choosing which is better for you heavily depends on what you’d like to do with your tech devices and…