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How can I reliably determine the type of a variable that is declared using var at design time?
... a local can be expensive so we want to defer that work if we need to.
We now have a lazily-built database that can tell us the type of every local. So, getting back to that "foo." -- we figure out which statement the relevant expression is in and then run the semantic analyzer against just that st...
How can I reliably get an object's address when operator& is overloaded?
...regular member functions of a template class, thanks for pointing it out. (Now I just need to figure out what is the use of the overload, any tip ?)
– Matthieu M.
Jun 27 '11 at 16:50
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How do you use the ? : (conditional) operator in JavaScript?
...sion where an if...else
statement would be awkward. For
example:
var now = new Date();
var greeting = "Good" + ((now.getHours() > 17) ? " evening." : " day.");
The example creates a string
containing "Good evening." if it is
after 6pm. The equivalent code using
an if...else state...
What are the differences between django-tastypie and djangorestframework? [closed]
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@Mutant - Thanks, the djangocon.eu 2011 site is now dead, but I've linked directly to the video on blip.tv.
– Tom Christie
Oct 9 '12 at 13:44
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What's the bad magic number error?
...s -- this didn't directly help me figure out my problem, but it's nice to know the answer anyways!
– Noah
Feb 5 '09 at 3:36
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Weighted random numbers
...or is more than a few dozen items long (basically, you have to profile to know if this helps or hinders), then there is an optimisation:
By storing the cumulative weight sum in each item you can use a binary search to pick the item corresponding to the pick weight.
If you do not know the number ...
Remove specific commit
... rebase, and there are no straightforward examples, and the docs assume I know more than I do.
11 Answers
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How to extract epoch from LocalDate and LocalDateTime?
... = time.toEpochSecond(ZoneOffset.UTC) for UTC cases, or where you already know the timezone, or long epoch = time.toEpochSecond(ZoneId.systemDefault()); if you want to go that route.
– Marcus
Mar 19 '19 at 1:30
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Static function variables in Swift
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Swift 1.2 with Xcode 6.3 now supports static as expected. From the Xcode 6.3 beta release notes:
“static” methods and properties are now allowed in classes (as an
alias for “class final”). You are now allowed to declare static stored
...
How to get correct timestamp in C#
...date and time. The correct syntax to get current date and time is DateTime.Now, so change this:
String timeStamp = GetTimestamp(new DateTime());
to this:
String timeStamp = GetTimestamp(DateTime.Now);
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