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How to count string occurrence in string?
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How do I convert an integer to binary in JavaScript?
... its arguments to unsigned integers, which is why you get the 32-bit two's complement representation of -3.
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How can I run an external command asynchronously from Python?
I need to run a shell command asynchronously from a Python script. By this I mean that I want my Python script to continue running while the external command goes off and does whatever it needs to do.
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Count how many files in directory PHP
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What does the explicit keyword mean?
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The compiler is allowed to make one implicit conversion to resolve the parameters to a function. What this means is that the compiler can use constructors callable with a single parameter to convert from one type to another in or...
An algorithm for inflating/deflating (offsetting, buffering) polygons
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In the GIS world one uses negative buffering for this task:
http://www-users.cs.umn.edu/~npramod/enc_pdf.pdf
The JTS library should do this for you. See the documentation for the buffer operation: http://tsusiatsoftware.net/jts/javadoc/com/vividsolutions/jts/operation/buffer/package-summary...
How to check whether an object is a date?
...pes. In my case, I can trust that any Date object I get is valid (it's not coming straight from a client) If validating is a concern, here is a post with a number of options. stackoverflow.com/questions/1353684/…
– Michael Blackburn
Feb 21 '15 at 3:41
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What is Delegate? [closed]
... known until runtime. So you use a "delegate" for that purpose. Delegates come in handy for things like event handlers, and such, where you do different things based on different events, for example.
Here's a reference for C# you can look at:
In C#, for example, let's say we had a calculation we ...
How do I make an html link look like a button?
...tter and more elegant solution. If your link is this:
<a href="http://www.example.com">Click me!!!</a>
The corresponding button should be this:
<form method="GET" action="http://www.example.com">
<input type="submit" value="Click me!!!">
</form>
This approach is...
“Origin null is not allowed by Access-Control-Allow-Origin” error for request made by application ru
...rks for me on Google Chrome v5.0.375.127 (I get the alert):
$.get('http://www.panoramio.com/wapi/data/get_photos?v=1&key=dummykey&tag=test&offset=0&length=20&callback=?&minx=-30&miny=0&maxx=0&maxy=150',
function(json) {
alert(json.photos[1].photoUrl);
});
A...