Useful tips for everyday
What is a chicken and egg problem? phrase. If you describe a situation as a chicken and egg situation, you mean that it is impossible…
How to disable email previews in Mac OS X Mavericks? I searched through my notes and found the following command: I fired up Terminal, pasted…
What is Wi-Fi MAC address on Android? To find the MAC address of your Android phone or tablet: Press the Menu key and select Settings.…
When should you use a CSS class? Use a class when you want to consistently style multiple elements throughout the page/site. Classes are useful when…
How to integrate external data sources with Salesforce? Integrate your external data sources. 1. Integrate your external data sources. Every app starts with a data…
How do I turn off automatic memory management? To disable AMM, you have to setup all pools manually and MEMORY_TARGET, SGA_TARGET, PGA_AGGREGATE_TARGET need to be…
How do I unregister my old number from iMessage? On your iPhone, go to Settings > Messages > Send & Receive. Select your Apple ID…
How does MySQL failover work? MySQL replication is a collective of nodes, each of them may serve one role at a time. It can become…
How do you analyze a circuit diagram? When doing circuit analysis, we need to understand the electrical quantities, relationships, theorems, and some essential laws. There…
Why is my CPU usage suddenly so high? High CPU usage can be indicative of several different problems. A maxed-out CPU is also a sign…