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What is the difference between String and string in C#?
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@Darryl - I remember programming with .NET 1.x on Windows XP 32x. One of the kernel APIs required a long, and I kept getting overflow errors by using a .NET long for the struct I was passing in; it had to be a .NET int /Int32 to translate to the kernel's definition of a lon...
PHP memory profiling
...erminal and launch:
pprof --web /tmp/profile.heap
pprof will create a new window in your existing browser session with something like shown below:
Xhprof + Xhgui (the best in my opinion to profile both cpu and memory)
With Xhprof and Xhgui you can profile the cpu usage as well or just the memory u...
What's the difference between Invoke() and BeginInvoke()
...lthough it was mostly geared towards Delegate.BeginInvoke, I suspect.
For Windows Forms apps, I would suggest that you should usually use BeginInvoke. That way you don't need to worry about deadlock, for example - but you need to understand that the UI may not have been updated by the time you next...
Add unique constraint to combination of two columns
...d... button
Check the columns you want included
Click OK in each window.
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Backbone.View “el” confusion
...it do anything.
An example:
I have a view that creates individual items
window.ItemView = Backbone.View.extend({
tagName: "li", //this defaults to div if you don't declare it.
template: _.template("<p><%= someModelKey %></p>"),
events: {
//this event will be...
Convert blob URL to normal URL
...eader.onload = function() {
var blobAsDataUrl = reader.result;
window.location = blobAsDataUrl;
};
reader.readAsDataURL(recoveredBlob);
};
xhr.open('GET', blobUrl);
xhr.send();
data: URLs are probably not what you mean by "normal" and can be problematically large. H...
Bootstrap 3 breakpoints and media queries
...site (http://getbootstrap.com/examples/navbar-fixed-top/), and resize your window to see how it treats the design after 768px.
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Should operator
...ms, you should avoid it on platforms where wchar_t code is common (i.e. on Windows).
Hope this will help.
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Differences between Octave and MATLAB? [closed]
...hat it's free at every opportunity. It's developed by volunteers who hate Windows with a passion. Therefore Octave runs on Windows grudgingly. It's quite surprising that as many MATLAB features exist as they do.
But here's the rub. Anytime you try to do something more than trivially complex, Oc...
Detect iPad Mini in HTML5
...aller clone of the iPad 2 in more ways than we'd want. In JavaScript, the window.navigator object exposes the same values for the Mini and iPad 2. My tests so far to detect the difference have not lead to success.
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