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Get DateTime.Now with milliseconds precision
...re about the exact timing - you just want to show the samples in the right order, with "pretty good" accuracy, then the system clock should be fine. I'd advise you to use DateTime.UtcNow rather than DateTime.Now though, to avoid time zone issues around daylight saving transitions, etc.
If your ques...
How can I avoid Java code in JSP files, using JSP 2?
...ets in your web.xml web application descriptor.
I would always do that in order to prevent any developer adding scriptlets, especially in bigger companies where you will lose overview sooner or later. The web.xml settings look like this:
<jsp-config>
<jsp-property-group>
<url-...
How to detect when cancel is clicked on file input?
...capture="camera" />
<input type="file" accept="video/*" capture="camcorder" />
This works out actually a lot better than I expected. It runs 10 trials by requesting a timer to be invoked in 25 milliseconds. It then measures how long it actually took to invoke, and if the average of 10 tri...
size_t vs. uintptr_t
.... This is using flat addressing, mind you; no segmentation is necessary in order to have a mismatch between SIZE_MAX and the range of a data pointer.
– Andon M. Coleman
Nov 2 '13 at 22:36
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Install a Windows service using a Windows command prompt?
...letely incorrect. I hope that @CaptainDashenka will remove that comment in order not to mislead anyone. It is available, at least under Windows 10 Professional, but you must enter sc.exe as sc is the service control manager, which is another thing entirely. Documentation is here: docs.microsoft.com/...
How to make custom error pages work in ASP.NET MVC 4
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I think it is related to order of filter registrations. Keep the error controller and move filter registration to global.asax.cs. public static void RegisterGlobalFilters(GlobalFilterCollection filters) { fil...
Combining Multiple Commits Into One Prior To Push
...e
It's important to note that these commits are listed in the opposite order than you normally see them using the log command. Means, the older commit will be shown first.
2) Change 'pick' to 'squash' for last committed changes. something like shown below. Doing that so, your last 2 commits wil...
Difference between android-support-v7-appcompat and android-support-v4
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Html helper for
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Improved version of Paulius Zaliaduonis' answer:
In order to make the validation work properly I had to change the Model to:
public class ViewModel
{
public HttpPostedFileBase File { get; set; }
[Required(ErrorMessage="A header image is required"), FileExtensio...
Mongodb Explain for Aggregation framework
...
Starting with MongoDB version 3.0, simply changing the order from
collection.aggregate(...).explain()
to
collection.explain().aggregate(...)
will give you the desired results (documentation here).
For older versions >= 2.6, you will need to use the explain option for ag...