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How to print last two columns using awk
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Try and see. It does work Solaris 9 awk & nawk. The alternative is $(NF-1)
– jim mcnamara
Nov 29 '10 at 15:04
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JavaScript code to stop form submission
...mission
<form name="myForm" onsubmit="return validateMyForm();">
and function like
<script type="text/javascript">
function validateMyForm()
{
if(check if your conditions are not satisfying)
{
alert("validation failed false");
returnToPreviousPage();
return false;
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Neo4j - Cypher vs Gremlin query language
...o options for performing complex queries - Cypher (Neo4j's query language) and Gremlin (the general purpose graph query/traversal language).
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Express.js req.body undefined
...ore app.configure(). In my case this was in the form of app.get/post etc, and a require() including them.
– bendman
Feb 24 '13 at 21:18
1
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How do I convert a dictionary to a JSON String in C#?
...ld be better off using a reputable JSON library that already knows how to handle things like escape characters and line breaks. Json.NET is a popular option.
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Using a dispatch_once singleton model in Swift
...tl;dr: Use the class constant approach if you are using Swift 1.2 or above and the nested struct approach if you need to support earlier versions.
From my experience with Swift there are three approaches to implement the Singleton pattern that support lazy initialization and thread safety.
Class c...
notifyDataSetChanged example
I'm trying to use in my Android Application the notifyDataSetChanged() method for an ArrayAdapter but it doesn't work for me.
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Printing object properties in Powershell
When working in the interactive console if I define a new object and assign some property values to it like this:
7 Answers...
Text-align class for inside a table
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It's weird that I tried using text-md-right (and xs & lg) but they wouldn't work. I was in Codepen so that may have something to do with it. Anyways, this answer worked for me. Thanks!
– Edson
May 21 '16 at 23:35
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When should you use a class vs a struct in C++?
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Differences between a class and a struct in C++ are that structs have default public members and bases and classes have default private members and bases. Both classes and structs can have a mixture of public, protected and private members, can use inhe...