Useful tips for everyday
How to change the size of nodes in TikZ? If you want to set the size manually use the minimum width and/or minimum height or…
What does cut in UNIX? In computing, cut is a command line utility on Unix and Unix-like operating systems which is used to extract sections…
How can I use netcat to make a web request? HTTP Requests with Netcat Commands We’ve covered how you can use Netcat to host HTML…
What is the relationship between R Squared and p-value in a regression? There is no established association/relationship between p-value and R-square. R-square value tells you…
How do I create a symmetric matrix in Excel? How do we get symmetric matrix ? Type any matrix 3 by 3. Note that optionally…
How do I test a stationarity in R? Stationarity Testing Autocorrelation Function (ACF) Ljung-Box test for independence. Augmented Dickey–Fuller (ADF) t-statistic test for unit root.…
How does MYIP Opendns com work? So what this command does is: it sends a request for the IP of the domain myip.opendns.com to the…
How do you remove the first space in Notepad ++? 3 Answers. To delete all spaces in the file, replace ‘ +’ with ” (quotes…
How do I see all database in MariaDB? SHOW DATABASES lists the databases on the MariaDB server host. SHOW SCHEMAS is a synonym for SHOW…
Can we remove required field from page layout in Salesforce? And you’re all set, the field is now hidden from the page layout! (Note: You…