Useful tips for everyday
Can you run Apex code under another user? The runAs method doesn’t enforce user permissions or field-level permissions, only record sharing. You can use runAs…
What is preorder sequence in binary tree? The first item in the preorder sequence 15 becomes the root node. Since 20 is the first key…
How do I enable TCP keep alive in Linux? Using TCP keepalive under Linux. Linux has built-in support for keepalive. You need to enable TCP/IP…
Can you update without a SIM? Yes, your Android phone can be updated without a SIM card all you would need access to is WiFi.…
Why is my security camera grainy at night? At night the security camera IR turns on to illuminate the are and “see in the dark”,…
How to find all broken links on a web page? The Easiest Way to find all broken links (404 errors) on the web page. Find…
When is the default sharing link set to anyone? When Anyone sharing is enabled for your organization, the default sharing link is normally set to…
How do I find my old sar report? Report Sar Data Using Start Time (sar -s) When you view historic sar data from the /var/log/sa/saXX…
What is the common cause of battery corrosion? What Causes Car Battery Corrosion? Battery corrosion is caused by hydrogen gas being released from the sulfuric…
How do I remove a URL error? Method 1: Use Google Search Console Here’s how to remove a URL using Google Search Console: Visit the…