Write your content in Markdown
function do_it() {
console.log('let\'s do it');
}
// why x?
let x = 0;
if (x === 0) {
do_it()
}
def do_it():
print('I love wikis')
# when shall I do it?
if __name__ == "__main__":
do_it()
click the insert diagram button
you can use if you really want to write equations:
can be uploaded

Obviously