How to write an inline IF statement in JavaScript?
How can I use an inline if statement in JavaScript? Is there an inline else statement too? Something like this: var a = 2; var b = 3; if(a < b) { // do something } 17 Answers 17
if-statement
What’s the scope of a variable initialized in an if statement?
I’m new to Python, so this is probably a simple scoping question. The following code in a Python file (module) is confusing me slightly: if __name__ == ‘__main__’: x = 1 print x In other languages I’ve worked in, this code would throw an exception, as the x variable is local to the if statement … Read more
Else clause on Python while statement
I’ve noticed the following code is legal in Python. My question is why? Is there a specific reason? n = 5 while n != 0: print n n -= 1 else: print “what the…” 12 Answers 12
Is “else if” faster than “switch() case”? [duplicate]
This question already has answers here: Is there any significant difference between using if/else and switch-case in C#? (20 answers) Closed 2 years ago. I’m an ex Pascal guy, currently learning C#. My question is the following: Is the code below faster than making a switch? int a = 5; if (a == 1) { … Read more
How to make “if not true condition”?
I would like to have the echo command executed when cat /etc/passwd | grep “sysa” is not true. What am I doing wrong? if ! [ $(cat /etc/passwd | grep “sysa”) ]; then echo “ERROR – The user sysa could not be looked up” exit 2 fi 7 Answers 7
if, elif, else statement issues in Bash
I can’t seem to work out what the issue with the following if statement is in regards to the elif and then. Keep in mind the printf is still under development I just haven’t been able to test it yet in the statement so is more than likely wrong. The error I’m getting is: ./timezone_string.sh: … Read more
Does Go have “if x in” construct similar to Python?
Without iterating over the entire array, how can I check if x in array using Go? Does the language have a construct? Like Python: if “x” in array: … 7 Answers 7
How to check the exit status using an ‘if’ statement
What would be the best way to check the exit status in an if statement in order to echo a specific output? I’m thinking of it being: if [ $? -eq 1 ] then echo “blah blah blah” fi The issue I am also having is that the exit statement is before the if statement … Read more
jQuery if checkbox is checked
I have a function below that I want to only trigger when a checkbox in the same tr is checked. Please tell me what I am doing wrong, the usual methods are not working. Thanks JS $(“.add_menu_item_table”).live(‘click’, function() { var value_td = $(this).parents(‘tr’).find(‘td.td_name’).text(); if ($(‘input.checkbox_check’).attr(‘:checked’)); { var newDiv = $(‘<div class=”div_menu_button”></div>’); var showDiv = $(‘<div … Read more
How to write inline if statement for print?
I need to print some stuff only when a boolean variable is set to True. So, after looking at this, I tried with a simple example: >>> a = 100 >>> b = True >>> print a if b File “<stdin>”, line 1 print a if b ^ SyntaxError: invalid syntax Same thing if I … Read more
