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Custom attributes - Yea or nay?
Recently I have been reading more and more about people using custom attributes in their HTML tags, mainly for the purpose of embedding some extra bits of data for use in javascript code.
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What algorithms compute directions from point A to point B on a map?
...stead of doing Dijkstra's once from source to dest, you start at each end, and expand both sides until they meet in the middle. This eliminates roughly half the work (2*pi*(r/2)^2 vs pi*r^2).
To avoid exploring the back-alleys of every city between your source and destination, you can have several l...
How can I trigger a JavaScript event click
...="my-link" onclick="javascript:Test('Test');">Google Chrome</a>
and call the .click() method in your JavaScript code via a for loop:
var link = document.getElementById('my-link');
for(var i = 0; i < 50; i++)
link.click();
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Border for an Image view in Android?
How can I set a border for an ImageView and change its color in Android?
16 Answers
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Redirect From Action Filter Attribute
... I have an ActionFilterAttribute called IsAuthenticatedAttributeFilter and that checked the value of a session variable. If the variable is false, I want the application to redirect to the login page. I would prefer to redirect using the route name SystemLogin however any redirect method at ...
Why should a function have only one exit-point? [closed]
...ngle exit-point function as a bad way to code because you lose readability and efficiency. I've never heard anybody argue the other side.
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How to detect Windows 64-bit platform with .NET?
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UPDATE: As Joel Coehoorn and others suggest, starting at .NET Framework 4.0, you can just check Environment.Is64BitOperatingSystem.
IntPtr.Size won't return the correct value if running in 32-bit .NET Framework 2.0 on 64-bit Windows (it would return...
Can Powershell Run Commands in Parallel?
... have a powershell script to do some batch processing on a bunch of images and I'd like to do some parallel processing. Powershell seems to have some background processing options such as start-job, wait-job, etc, but the only good resource I found for doing parallel work was writing the text of a ...
从源代码剖析Mahout推荐引擎 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...w FileDataModel(new File(file));
UserSimilarity user = new EuclideanDistanceSimilarity(model);
NearestNUserNeighborhood neighbor = new NearestNUserNeighborhood(NEIGHBORHOOD_NUM, user, model);
Recommender r = new GenericUserBasedRecommender(model, neighbor, user);
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How to tell if UIViewController's view is visible
... method causes the view to load (if it is not loaded) which is unnecessary and may be undesirable. It would be better to check first to see if it is already loaded. I've added the call to isViewLoaded to avoid this problem.
if (viewController.isViewLoaded && viewController.view.window) {
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