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sql primary key and index
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The damage of unused indexes are very harmful indeed. For one thing, indexes eat up storage. For another thing, it slows down writes and updates. Always delete indexes that are not going to be used.
– Pacerier
Jul 6 '12 at 7:40
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Best design for a changelog / auditing database table? [closed]
...e name)
object ID
That's when design of our audit log really stabilized (for a few years now).
Of course, the last "improvement" would work only for tables that had surrogate keys. But guess what? All our tables that are worth auditing do have such a key!
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How to get the full path of running process?
...nd run you app as 64-bit application (Project Properties → Build → Platform Target → x64).
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Adding a new array element to a JSON object
I have a JSON format object I read from a JSON file that I have in a variable called teamJSON, that looks like this:
6 Answ...
Fragment Inside Fragment
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The platform really sucks here. I spent three hours debugging this because the inner fragment would render fine the first time, but would disappear after a screen orientation change. No exception, log info, nothing. Switching to getC...
Is it possible to clone html element objects in JavaScript / JQuery?
I am looking for some tips on how to solve my problem.
8 Answers
8
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Replacing H1 text with a logo image: best method for SEO and accessibility?
...ay, it is relevant, a logo is part of your website content, it is not used for decoration, so use <img> with alt attribute not CSS for your logo.
– Boris Guéry
Mar 31 '10 at 0:06
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How to use if statements in underscore.js templates?
...;/span>
<% } %>
Remember that in underscore.js templates if and for are just standard javascript syntax wrapped in <% %> tags.
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XDocument or XmlDocument
...t aka LINQ to XML. It's much simpler to create documents and process them. For example, it's the difference between:
XmlDocument doc = new XmlDocument();
XmlElement root = doc.CreateElement("root");
root.SetAttribute("name", "value");
XmlElement child = doc.CreateElement("child");
child.InnerText =...
Group a list of objects by an attribute : Java
...t;Student>> map = new HashMap<String, List<Student>>();
for (Student student : studlist) {
String key = student.stud_location;
if(map.containsKey(key)){
List<Student> list = map.get(key);
list.add(student);
}else{
List<Student> lis...