Useful tips for everyday
How do I see all Postgres extensions? How to list extensions in PostgreSQL Question: I’ve added an extension on PostgreSQL during the creation of a…
How do I reduce the heat in my LED? 1. reduce the temperature rise Separate power driver from led flood light. Because power driver originally…
Can you backdate a blog post? The answer is YES. WordPress allows you to change dates on any posts that you write. You can publish…
Can inserts cause deadlocks? Inserts can cause deadlocks. You do not need more than one table. You do need more than one session. Can insert…
What can you do with a clickjacking attack? This can cause users to unwittingly download malware, visit malicious web pages, provide credentials or sensitive information,…
What causes common rail low pressure? Low Fuel pressure is where most problems occur for fuel supply. There are two faults that could be causing…
Why are the Child Records on each parent incorrect? It works fine except in one scenario, it does not consider the existing Child records on…
How do you terminate a thread? Modern ways to suspend/stop a thread are by using a boolean flag and Thread. interrupt() method. Using a boolean…
What are the 5 basic principles used in design? There are 5 important principles to take into consideration which are: balance, rhythm and repetition, emphasis,…
How to validate a custom field called my Date? Validates whether a custom field called My Date is the last day of the month. To…