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Class type check in TypeScript
...e used there anymore:
The is operator, which is new for ActionScript 3.0, allows you to test whether a variable or expression is a member of a given data type. In previous versions of ActionScript, the instanceof operator provided this functionality, but in ActionScript 3.0 the instanceof operator ...
Create Django model or update if exists
... update the user object.
Sample use is as follows:
# In both cases, the call will get a person object with matching
# identifier or create one if none exists; if a person is created,
# it will be created with name equal to the value in `name`.
# In this case, if the Person already exists, its exi...
Transparent ARGB hex value
The colors in this table is all not transparent. I guess the value for the A is set to FF .
5 Answers
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How can I check if a program exists from a Bash script?
...type or command are way cheaper), you can also rely on the builtins to actually do what you want, while the effects of external commands can easily vary from system to system.
Why care?
Many operating systems have a which that doesn't even set an exit status, meaning the if which foo won't even wor...
How to redirect to a dynamic login URL in ASP.NET MVC
...o good reason you shouldn't), something at the end of the day is going to call FormsAuthentication.RedirectToLoginPage() which is going to look at the one configured URL. There's only one login URL, ever, and that's just how they designed it.
My stab at the problem (possibly a Rube Goldberg impleme...
What is a method group in C#?
...ng format), etc - hence ToString by itself is a "method group".
It can usually convert a method group to a (typed) delegate by using overload resolution - but not to a string etc; it doesn't make sense.
Once you add parentheses, again; overload resolution kicks in and you have unambiguously identi...
Nullable type issue with ?: Conditional Operator
...
@starmandeluxe they all likely point here (at least that I how I got here)
– Scott Chamberlain
May 8 '17 at 15:44
add a ...
What does the M stand for in C# Decimal literal notation?
... Although it has been suggested that M
stands for money, Peter Golde recalls
that M was chosen simply as the next
best letter in decimal.
A similar annotation mentions that early versions of C# included "Y" and "S" for byte and short literals respectively. They were dropped on the grounds o...
iOS Image Orientation has Strange Behavior
...erty. If the metadata specifies the orientation of the image which is generally ignored by other OS but Mac. Most of images taken are having their meta data property set to right angle. So Mac shows it 90 degree rotated manner. You can see the same image in proper way in windows OS.
For more detail...
Merge branch with trunk
...t to use "Reintegrate a branch" from the TortoiseSVN Merge dialog, merging all changes from the trunk (or base branch) first is a requirement.
– jbvo
Feb 17 '11 at 15:41
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