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In .NET, which loop runs faster, 'for' or 'foreach'?
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Enumerable.Select has an overload that lets you obtain the index of the item, so even the need for an index does not mandate using for. See msdn.microsoft.com/en-us/library/bb534869.aspx
– TrueWill
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WITH (NOLOCK) vs SET TRANSACTION ISOLATION LEVEL READ UNCOMMITTED
...rence in certain circumstances.
So use WITH (NOLOCK) if the current data selected is allowed to be incorrect, as it might be rolled back later. This is mostly used when you want to increase performance, and the requirements on your application context allow it to take the risk that inconsistent da...
Visual Studio SP1 error: silverlight_sdk.msi is unavailable
... those "strange named" directories you have to check the date modified and select the most recent. Inside that directory you will find the silverlight_sdk.msi file.
This is the file that is needed to be pointed by the "Use source" field of the "Microsoft Silver Light 4 SDK" installation error messa...
Reading 64bit Registry from a 32bit application
...ubKey(registryKey);
if (key != null)
{
var list = key.GetSubKeyNames().Select(keyName => key.OpenSubKey(keyName).GetValue("DisplayName")).ToList();
key.Close();
}
For 32 registers is:
registryKey = @"SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall";
key = Registry.Loca...
Can jQuery provide the tag name?
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Assume the following: You don't just have a small selection of possible tags, but it could be any of 100+ html tags. Then you'd need to write: $(this).is('sometag') a 100+ times. I assume this is why some people downvoted your answer.
– ximi
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Setting up a deployment / build / CI cycle for PHP projects
...gh assumes a running instance of hudson located at http://localhost:8080
Select new Job (http://localhost:8080/view/All/newJob) from the menu on the left
Give the job a name and tick Build a free-style software project on the list
Pressing 'ok' will take you to the configuration page of the job. A...
Perform Segue programmatically and pass parameters to the destination view
...de on how to do what you are asking. In this case I am passing data from a selected cell in a table view to another view controller.
in the .h file of the trget view:
@property(weak, nonatomic) NSObject* dataModel;
in the .m file:
@synthesize dataModel;
dataModel can be string, int, or lik...
How do I get the resource id of an image if I know its name?
...D of an ImageButton (as you would with R.id.name).
– Select0r
Jul 26 '10 at 19:19
42
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How safe is it to store sessions with Redis?
.../value pair, you can GET it immediately (i.e in real-time). The policy you select with regards to persistence (how much you delay the writes) will determine the upper-bound for how much data could be lost in a crash.
share
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jQuery scroll() detect when user stops scrolling
...ndler. It attaches an event handler function for one or more events to the selected elements and calls the handler function if the event was not triggered for a given interval. This is useful if you want to fire a callback only after a delay, like the resize event, or such.
It is important to check...