Top "If-statement" questions

An "if" statement is a flow control structure in most programming languages that branches execution flow depending on a binary condition, generally evaluated at runtime.

Python for and if on one line

I have a issue with python. I make a simple list: >>> my_list = ["one","two","three"] I …

python python-2.7 for-loop if-statement list-comprehension
SQL Server : check if variable is Empty or NULL for WHERE clause

When searching for a list of products, the @SearchType parameter is optional. If @SearchType is empty or NULL then it …

sql sql-server if-statement where-clause
Right way to convert data.frame to a numeric matrix, when df also contains strings?

I have a data frame taken from a .csv-file which contains numeric and character values. I want to convert this …

r if-statement matrix numeric
How to do one-liner if else statement?

Can I write a simple if-else statement with variable assignment in go (golang) as I would do in php? For …

if-statement go conditional-operator ternary
PHP: How can I determine if a variable has a value that is between two distinct constant values?

How can I determine using PHP code that, for example, I have a variable that has a value between 1 and 10, …

php if-statement intervals between
Test for non-zero length string in Bash: [ -n "$var" ] or [ "$var" ]

I've seen Bash scripts test for a non-zero length string in two different ways. Most scripts use the -n option: #!/…

bash shell if-statement syntax scripting
Using if-else in JSP

I'm using the following code to print the name of the user on the browser: <body> <form&…

jsp if-statement scriptlet
Django {% with %} tags within {% if %} {% else %} tags?

So I want to do something like follows: {% if age > 18 %} {% with patient as p %} {% else %} {% with patient.parent as …

django templates with-statement if-statement
Single line if statement with 2 actions

I'd like to do a single line if statement with more than 1 action. Default is this: (if) ? then : else userType = (…

c# if-statement action
IF EXISTS condition not working with PLSQL

I am trying to print the TEXT when condition is TRUE. The select code is perfectly working fine. It's showing 403 …

sql oracle if-statement plsql