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convert a list of objects from one type to another using lambda expression
...sult will be returned in a new IEnumerable<TargetType>. The .ToList call is an extension method which will convert this IEnumerable<TargetType> into a List<TargetType>.
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What is a thread exit code?
...d not waiting for them to finish. The easiest way to deal with this is to call Wait() on a Task started and returned by another method as shown in this sample: asp.net/web-api/overview/advanced/… RunAsync().Wait();
– Bron Davies
Aug 25 '15 at 21:59
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How to make completely transparent navigation bar in iOS 7
...];
}
@end
Now, you can import the category in your UIViewController and call the methods on your navigation controller - for example:
#import "UINavigationController+TransparentNavigationController.h"
- (void)viewWillAppear:(BOOL)animated
{
[super viewWillAppear:animated];
[self.navigationC...
what is the difference between XSD and WSDL
... a web service for example, in Netbeans, I get a ?xsd=1 in the URL automatically?
– CodyBugstein
Feb 10 '16 at 1:50
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POST JSON fails with 415 Unsupported media type, Spring 3 mvc
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No idea why this isn't more documented. This problem made me waste so much time. Thank you very much!
– Hugo Nava Kopp
Nov 30 '16 at 10:58
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How was the first compiler written?
...it's simpler to use an assembler to "compile" assembly code, which automatically does these opcode lookups, as well as being helpful in computing addresses/offsets for named jump labels, et cetera.
The first assemblers were written by hand. Those assemblers could then be used to assemble more compl...
Why does the 260 character path length limit exist in Windows?
...PIs. For example, LoadLibrary, which maps a module into the address of the calling process, fails if the file name is longer than MAX_PATH. So this means MoveFile will let you move a DLL to a location such that its path is longer than 260 characters, but when you try to load the DLL, it would fail. ...
Django set field value after a form is initialized
...e after the form was submitted, you can use something like:
if form.is_valid():
form.cleaned_data['Email'] = GetEmailString()
Check the referenced docs above for more on using cleaned_data
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In Ruby, is there an Array method that combines 'select' and 'map'?
... .uniq
.sort
end
The .lazy method returns a lazy enumerator. Calling .select or .map on a lazy enumerator returns another lazy enumerator. Only once you call .uniq does it actually force the enumerator and return an array. So what effectively happens is your .select and .map calls are ...
Why does python use 'else' after for and while loops?
... to seasoned Python coders. When used in conjunction with for-loops it basically means "find some item in the iterable, else if none was found do ...". As in:
found_obj = None
for obj in objects:
if obj.key == search_key:
found_obj = obj
break
else:
print('No object found.')...