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Debug vs. Release performance
...ertion about the performance impact of a change is to try it both ways and test it under realistic-but-controlled conditions.
You're asking a question about performance, so clearly you care about performance. If you care about performance then the right thing to do is to set some performance goals ...
How to create unit tests easily in eclipse [closed]
I want to create unit tests easily by just selecting method. Is there a tool in eclipse that does that. It should support templates. I should be able to create positive test as well as negative tests.
...
How to use the toString method in Java?
...
Coding:
public class Test {
public static void main(String args[]) {
ArrayList<Student> a = new ArrayList<Student>();
a.add(new Student("Steve", 12, "Daniel"));
a.add(new Student("Sachin", 10, "Tendulkar"...
Getting a list of all subdirectories in the current directory
...differences between os.walk and os.listdir+os.path.isdir solutions: I just tested on a directory with 10,000 subdirectories (with millions of files in the hierarchy below) and the performance differences are negligible. os.walk: "10 loops, best of 3: 44.6 msec per loop" and os.listdir+os.path.isdir:...
Install dependencies globally and locally using package.json
...bably want to do is just put those types of command dependencies for build/test etc. in the devDependencies section of your package.json. Anytime you use something from scripts in package.json your devDependencies commands (in node_modules/.bin) act as if they are in your path.
For example:
npm i -...
Pass entire form as data in jQuery Ajax function
...?)&\1([^&]*)/g, "$1$2,$4$3");
return /([^&=]+=).*?&\1/.test(data) ? compress(data) : data;
}
which turns the above into:
[path]?foo=1,2,3&someotherparams...
In your JS code you'd call it like this:
var inputs = compress($("#your-form").serialize());
Hope that helps.
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Case-Insensitive List Search
I have a list testList that contains a bunch of strings. I would like to add a new string into the testList only if it doesn't already exist in the list. Therefore, I need to do a case-insensitive search of the list and make it efficient. I can't use Contains because that doesn't take into acc...
How to convert a string to an integer in JavaScript?
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Fastest
var x = "1000"*1;
Test
Here is little comparison of speed (Mac Os only)... :)
For chrome 'plus' and 'mul' are fastest (>700,000,00 op/sec), 'Math.floor' is slowest. For Firefox 'plus' is slowest (!) 'mul' is fast...
What is Double Brace initialization in Java?
...id", "5678");
}});
}});
}};
... will produce these classes:
Test$1$1$1.class
Test$1$1$2.class
Test$1$1.class
Test$1.class
Test.class
That's quite a bit of overhead for your classloader - for nothing! Of course it won't take much initialisation time if you do it once. But if you do t...
Stop an input field in a form from being submitted
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I tested leaving out the name attribute with chrome, firefox, safari and it seems that the form fields are being submitted to the server with an empty string for the name. I inspected the post data using WebScarab and found tha...