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How do you effectively model inheritance in a database?
What are the best practices for modeling inheritance in databases?
9 Answers
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What exactly are “spin-locks”?
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When you use regular locks (mutexes, critical sections etc), operating system puts your thread in the WAIT state and preempts it by scheduling other threads on the same core. This has a performance penalty if the wait time is really short, because your thread now ...
Firebug-like debugger for Google Chrome
Is there anything like Firebug that you can use within Google Chrome?
15 Answers
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Capturing Groups From a Grep RegEx
I've got this little script in sh (Mac OSX 10.6) to look through an array of files. Google has stopped being helpful at this point:
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Pass Variables by Reference in Javascript
...myObj);
alert(myObj.foo); // "goodbye" instead of "hello world"
You can iterate over the properties of an array with a numeric index and modify each cell of the array, if you want.
var arr = [1, 2, 3];
for (var i = 0; i < arr.length; i++) {
arr[i] = arr[i] + 1;
}
It's important to no...
Chrome Uncaught Syntax Error: Unexpected Token ILLEGAL [duplicate]
...g the subject error when Chrome tries to load the script file on the page. It says it's at the last line of the javascript file. I can't seem to find anything wrong with it. No errors in firefox, and the script works as expected. Just using form validation
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Intellij IDEA Java classes not auto compiling on save
Yesterday I switched to IntelliJ IDEA from Eclipse.
18 Answers
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MVVM in WPF - How to alert ViewModel of changes in Model… or should I?
... a reference to your Model property to attach the PropertyChanged event to it, then you can use a Messaging system such as Prism's EventAggregator or MVVM Light's Messenger.
I have a brief overview of messaging systems on my blog, however to summarize it, any object can broadcast a message, and any...
Is it possible to make a Tree View with Angular?
...ive you a good idea of how to display a tree like structure using angular. It is kind of using recursion in html!
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How do I generate a random int number?
...more than one random number, you should keep the Random instance and reuse it. If you create new instances too close in time, they will produce the same series of random numbers as the random generator is seeded from the system clock.
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