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Bookmark or Share- Echo newline in Bash prints literal \n - Stack OverflowThere is a new parameter expansion added in Bash 4.4 that interprets escape sequences: ${parameter@operator} - E operator. The expansion is a string that is the value of parameter with backslash escape sequences expanded as with the $'…' quoting mechanism. $ foo='hello\nworld' $ echo "${foo@E}" hello world
- Creating a new column based on if-elif-else conditionLets say above one is your original dataframe and you want to add a new column 'old' If age greater than 50 then we consider as older=yes otherwise False. step 1: Get the indexes of rows whose age greater than 50 row_indexes=df[df['age']>=50].index step 2: Using .loc we can assign a new value to column df.loc[row_indexes,'elderly']="yes"
- How do I format a date in JavaScript? - Stack OverflowLearn how to format dates in JavaScript using various methods and libraries.
- How do I push a new local branch to a remote Git repository and track ...I made an alias so that whenever I create a new branch, it will push and track the remote branch accordingly. I put following chunk into the .bash_profile file: # Create a new branch, push to origin and track that remote branch publishBranch() { git checkout -b $1 git push -u origin $1 } alias gcb=publishBranch
- Quick way to create a list of values in C#? - Stack Overflowvar array = new string[] { "foo", "bar" }; Queue. var queque = new Queue
(new[] { 1, 2, 3 }); Stack. var queque = new Stack (new[] { 1, 2, 3 }); As you can see for the majority of cases it is merely adding the values in curly braces, or instantiating a new array followed by curly braces and values. 
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