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Can you test google analytics on a localhost address?
...localhost. You can verify this by opening the developer tools in your favorite browser and watching the network requests during page load. If it is working you will see a request for _utm.gif in the network requests list.
Updated 2013 for Universal Analytics - analytics.js
Google released a new vers...
Convert Base64 string to an image file? [duplicate]
...s. This will result in invalid image data when the base64 function decodes it. Remove that data in the function before decoding the string, like so.
function base64_to_jpeg($base64_string, $output_file) {
// open the output file for writing
$ifp = fopen( $output_file, 'wb' );
// split...
How can I maintain fragment state when added to the back stack?
I've written up a dummy activity that switches between two fragments. When you go from FragmentA to FragmentB, FragmentA gets added to the back stack. However, when I return to FragmentA (by pressing back), a totally new FragmentA is created and the state it was in is lost. I get the feeling I'm ...
Why does GCC generate 15-20% faster code if I optimize for size instead of speed?
...nt instruction sequences, compiler optimizations enabled by -O2 might benefit average processor, but decrease performance on your particular processor (and the same applies to -Os). If you try the same example on different processors, you will find that on some of them benefit from -O2 while other a...
What is a singleton in C#?
What is a Singleton and when should I use it?
16 Answers
16
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Access nested dictionary items via a list of keys?
...ure which I would like to access via a list of keys to address the correct item.
18 Answers
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Is there a way to make GHC provide the type class constraints of typed holes?
It would be nice if GHC would also tell me that the typed hole has the Show type class constraint.
3 Answers
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How to properly add cross-site request forgery (CSRF) token using PHP
I am trying to add some security to the forms on my website. One of the forms uses AJAX and the other is a straightforward "contact us" form. I'm trying to add a CSRF token. The problem I'm having is that the token is only showing up in the HTML "value" some of the time. The rest of the time, the va...
What does #defining WIN32_LEAN_AND_MEAN exclude exactly?
...luding some of the less frequently used APIs". Somewhere else I read that it speeds up the build process.
2 Answers
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How to use the pass statement?
...eached the section about the pass statement. The guide I'm using defines it as being a Null statement that is commonly used as a placeholder.
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