Useful tips for everyday
Why is my Mac making alert sounds? Odds are the sounds are coming from a program you have running on the Mac. Apple’s Mail software,…
How do you do a front end cache? Based off the content characteristic of each resource you can now create an optimal caching strategy. If…
Which tools is used for DoS attack? DoS tool list LOIC (Low Orbit ION cannon) Open source DDoS tool which can easily perform TCP, UDP…
How do I use Salesforce add in for Outlook? Steps to Integrate Outlook and Salesforce Open your Salesforce Org. Click on Setup. Search Outlook in…
Can indirect reference a range? The INDIRECT function returns a reference to a range. You can use this function to create a reference that won’t…
What are the classification of a bug in testing? Software Defects/ Bugs are normally classified as per: Severity / Impact (See Defect Severity) Probability /…
What are the 4 features of OOP? Object-oriented programming has four basic concepts: encapsulation, abstraction, inheritance and polymorphism. Even if these concepts seem incredibly complex,…
How is kWh calculated in PLC? Make a 1 minute clock in logic (or use plc clock SEC=0 to get minute pulses). On every Minute…
How to fake a package version installed in Apt? Install it by running sudo apt-get install -y equivs Once installed, you generate a template “control”…
How do I check file descriptor limit? Steps Display the current hard limit of your system. Edit the /etc/sysctl.conf file. Edit the /etc/security/limits. Reboot your…