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How to delete a file after checking whether it exists
How can I delete a file in C# e.g. C:\test.txt , although apply the same kind of method like in batch files e.g.
10 Answer...
C# pattern to prevent an event handler hooked twice [duplicate]
...sender).Document.Click -= new System.Windows.Forms.HtmlElementEventHandler(testii);
((System.Windows.Forms.WebBrowser)sender).Document.Click += new System.Windows.Forms.HtmlElementEventHandler(testii);
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How can I get device ID for Admob
...emulator then there is no ID. just use the AdManager method and set it to TEST_EMULATOR like the logcat says. If you run on an actual device with usb debugging and watch the logcat, the ID will appear in there.
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Where are an UIWebView's cookies stored?
...okie in [cookieJar cookies]) {
[cookieDescs appendString:[self cookieDescription:cookie]];
}
NSLog(@"------ [Cookie Dump: %@] ---------\n%@", msgOrNil, cookieDescs);
NSLog(@"----------------------------------");
}
- (NSString *) cookieDescription:(NSHTTPCookie *)cookie {
NSMutableString *cDesc...
Array.Copy vs Buffer.BlockCopy
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In my own testing, Array.Copy() is very similar in performance to Buffer.BlockCopy(). Buffer.BlockCopy is consistently < 10% faster for me when dealing with 640 element byte arrays (which is the sort I'm most interested in). But you...
What is the instanceof operator in JavaScript?
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instanceof
The Left Hand Side (LHS) operand is the actual object being tested to the Right Hand Side (RHS) operand which is the actual constructor of a class. The basic definition is:
Checks the current object and returns true if the object
is of the specified object type.
Here are some good ...
How do I mock a service that returns promise in AngularJS Jasmine unit test?
...t I usually do it with the spyOn function. Something like this:
describe('Testing remote call returning promise', function() {
var myService;
beforeEach(module('app.myService'));
beforeEach(inject( function(_myService_, myOtherService, $q){
myService = _myService_;
spyOn(myOtherServ...
MAC addresses in JavaScript
...y/security vulnerability if you would be able to do this directly from Javascript. There are two things I can think of:
Using Java (with a signed applet)
Using signed Javascript, which in FF (and Mozilla in general) gets higher privileges than normal JS (but it is fairly complicated to set up)
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How to make a chain of function decorators?
...But remember decorators are called only once. Just when Python imports the script. You can't dynamically set the arguments afterwards. When you do "import x", the function is already decorated, so you can't
change anything.
Let’s practice: decorating a decorator
Okay, as a bonus, I'll give you...
Which characters need to be escaped when using Bash?
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@dalelane: Can't test here. Please edit when you have a version that works on both.
– Jo So
Jun 22 '17 at 14:34
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