Top "If-statement" questions

How to add "IF NOT EXISTS" to create trigger statement

I am using sql server 2008 R2. More specifically, Microsoft SQL Server 2008 R2 (RTM) - 10.50.1600.1 (X64) Apr 2 2010 15:48:46 Copyright (c) Microsoft Corporation …

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What is better: multiple "if" statements or one "if" with multiple conditions?

For my work I have to develop a small Java application that parses very large XML files (~300k lines) to …

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What does a semicolon do?

I got a function online to help me with my current project and it had semicolons on some of the …

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Test for NA and select values based on result

My question is rather simple. What I want is if A[i]!=NA, then C[i]=A[i], if A[…

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Command inside if statement of bash script

I have the following line as part of a much bigger bash script: if [ `packages/TinySVM-0.09/bin/svm_learn 2>&…

bash if-statement conditional syntax-error

Python Conditional Variable Setting

For some reason I can't remember how to do this - I believe there was a way to set a …

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Getting "command not found" error while comparing two strings in Bash

My whole Script is currently this: #!/bin/sh clear; blanko=""; # Dummy-Variablen variable=Testvariable; if [[$variable == $blanko]]; then echo "Nichts da!" …

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Which is Faster and better, Switch Case or if else if?

Which is the better and fastest methods : if or switch ? if(x==1){ echo "hi"; } else if (x==2){ echo "bye"; } switch(…

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How to check TempData value in my view after a form post?

I fill my TempData from a FormCollection and then I try to check the value of my TempData in my …

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None value in python dictionary

Is it possible to check none value in dict dict = {'a':'None','b':'12345','c':'None'} My code for …

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