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Why are C# interface methods not declared abstract or virtual?
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In the CIL, the method is marked virtual and abstract.
(Note that Java allows interface members to be declared public abstract).
For the implementing class, there are some options:
Non-overridable: In C# the class doesn't declare the method as virtual. That means that it cannot be overridden i...
why windows 7 task scheduler task fails with error 2147942667
...ks fail to run if the path in "Start in (Optional)" field has quotes
Basically, edit your scheduled task and take the Quotes out of the Start In field:
Open your Scheduled Task
Switch to "Actions" tab
Open your Action
Remove Quotes (") from the field "Start in (optional)"
Save and close all open ...
When to use the different log levels
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I generally subscribe to the following convention:
Trace - Only when I would be "tracing" the code and trying to find one part of a function specifically.
Debug - Information that is diagnostically helpful to people more than just...
Populating a database in a Laravel migration file
...anges consistently so that you can for example deploy to staging, see that all is well, and then deploy to production with confidence of the same results (and not have to remember to run some manual step).
However, there is still value in separating out the seed and the migration as those are two r...
Copy a variable's value into another
...t.
Any change you make to the contents of this object will be seen identically whether you reference it through the a variable or the b variable. They are the same object.
So, when you later try to "revert" b to the original a object with this code:
b = a;
The code actually does nothing at all,...
Can we open pdf file using UIWebView on iOS?
... in your web view directly:
Objective-C
UIWebView *webView = [[UIWebView alloc] initWithFrame:CGRectMake(10, 10, 200, 200)];
NSURL *targetURL = [NSURL URLWithString:@"https://www.example.com/document.pdf"];
NSURLRequest *request = [NSURLRequest requestWithURL:targetURL];
[webView loadRequest:requ...
“Add as Link” for folders in Visual Studio projects
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@mo. your answer adds links to all files in the project root, sometimes it is inconvenient. %(RecursiveDir) should changed to some link folder name: for example to link source folder from wp7 project 'MyMainProject' in another project in this solutio...
Sort an array in Java
...'m trying to make a program that consists of an array of 10 integers which all has a random value, so far so good.
17 Answe...
npm windows install globally results in npm ERR! extraneous
... be good to share the site.
So far so good, til it comes to the global installing. (Ok, some errors I had to figure out, but now I have working npm).
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Javascript: formatting a rounded number to N decimals
...9999998.toFixed(4) correctly returns 1.0245.
– Matt Ball
Mar 13 '12 at 14:40
3
@MarkTomlin: Then ...