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Python: Find in list
...n or generator expressions for that:
matches = [x for x in lst if fulfills_some_condition(x)]
matches = (x for x in lst if x > 6)
The latter will return a generator which you can imagine as a sort of lazy list that will only be built as soon as you iterate through it. By the way, the first one...
Initialise a list to a specific length in Python [duplicate]
...
or [{} for _ in range(10)] to avoid lint warnings
– Martin Konecny
May 3 '13 at 1:22
7
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Can I control the location of .NET user settings to avoid losing settings on application upgrade?
...[Local Settings\]Application Data\<companyname>\<appdomainname>_<eid>_<hash>\<verison>
<c:\Documents and Settings> is the user data directory, either non-roaming (Local Settings above) or roaming.
<username> is the user name.
<companyname> is the Com...
How to test that no exception is thrown?
...write, will work.
Such a method call can look like this: existingUserById_ShouldReturn_UserObject. If this method fails (e.g.: an exception is thrown) then you know something went wrong and you can start digging.
By adding another test (nonExistingUserById_ShouldThrow_IllegalArgumentException) th...
TortoiseSVN icons not showing up under Windows 7
... are set up, and change them (at your own risk) in the registry here:
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\explorer\ShellIconOverlayIdentifiers
If you are using TortoiseCVS (and have nothing else using overlay icons), you will get a couple of TortoiseSVN Icons, and all of y...
Get class name of object as string in Swift
...ame as String. Like this:
class Utility{
class func classNameAsString(_ obj: Any) -> String {
//prints more readable results for dictionaries, arrays, Int, etc
return String(describing: type(of: obj))
}
}
Now you can do something like this:
class ClassOne : UIViewCont...
How can I create a link to a local file on a locally-run web page?
...virtual folder as any other file on your site.
http://sitename.com/virtual_folder_name/filename.fileextension
By the way, this also works with Chrome that otherwise does not accept the file-protocol file://
Hope this helps someone :)
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What is attr_accessor in Ruby?
I am having a hard time understanding attr_accessor in Ruby .
Can someone explain this to me?
19 Answers
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What is Data Transfer Object?
... If I have model A and I need to pass it to two subsystems will there be A_DTO_1 and A_DTO_2 with the relevant fields of each? "DTOs can be to encapsulate parameters for method calls" --> So every class that wraps parameters is DTO even if this is not distributed system? Are't models in MVC th...
Entity Framework - Include Multiple Levels of Properties
...x you can get (this is all one statement!):
viewModel.Instructors = await _context.Instructors
.Include(i => i.OfficeAssignment)
.Include(i => i.CourseAssignments)
.ThenInclude(i => i.Course)
.ThenInclude(i => i.Enrollments)
.ThenInclude...