Useful tips for everyday
Why is Apple not sending me a verification code? Go to Settings > iCloud. Tap your Apple ID username. If your device is offline, tap…
What is the advantage of combining OFDM with MIMO system? MIMO-OFDM is a particularly powerful combination because MIMO does not attempt to mitigate multipath propagation…
When does queueable apex execute in test context? According to Salesforce docs: All asynchronous calls made after the startTest method are collected by the system.…
How do you find the residual least squares? Conclusion The Least Squares Regression Line is the line that minimizes the sum of the residuals squared.…
What is certificate authority used for? A certificate authority (CA) is a trusted entity that issues Secure Sockets Layer (SSL) certificates. These digital certificates are…
How to push changes from staging to live site? The easiest and most effective way to set up a staging site and to push it…
How many DPI should a logo be? What DPI should your logo be? This is not always necessary when using an image online, but most…
How to use grep F to match files? I am using the grep -f function to extract lines from a file which match a particular…
How do I stop spam traffic from hitting my website? The most effective way to block your spam referral traffic is through a . htaccess…
What is flash SMS iPhone? A Flash SMS message is a text message that you can send to an individual that stands out from the…