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What platforms have something other than 8-bit char?
...hing as it is playing by the rules. In C++, for example, the standard says all bytes will have "at least" 8 bits. If your code assumes that bytes have exactly 8 bits, you're violating the standard.
This may seem silly now -- "of course all bytes have 8 bits!", I hear you saying. But lots of very sm...
Calendar Recurring/Repeating Events - Best Storage Method
... didn't want to have a large number of rows, and I wanted to easily lookup all events that would take place on a specific date.
The method below is great at storing repeating information that occurs at regular intervals, such as every day, every n days, every week, every month every year, etc etc. ...
Django dynamic model fields
...rks)
This solution is based on Entity Attribute Value data model, essentially, it uses several tables to store dynamic attributes of objects. Great parts about this solution is that it:
uses several pure and simple Django models to represent dynamic fields, which makes it simple to understand an...
Show AlertDialog in any position of the screen
When we show an AlertDialog in android it shows in the center of the screen. Is there any way to change the position?
4 An...
Is there a way to make GHC provide the type class constraints of typed holes?
...ng out-of-scope types
(use -fprint-potential-instances to see them all)
• In the expression: show _
In an equation for ‘it’: it = show _
<interactive>:3:6: error:
• Found hole: _ :: a0
Where: ‘a0’ is an ambiguous type variable
• In the first argum...
python generator “send” function purpose?
...t's useful, one of the best use cases I've seen is Twisted's @defer.inlineCallbacks. Essentially it allows you to write a function like this:
@defer.inlineCallbacks
def doStuff():
result = yield takesTwoSeconds()
nextResult = yield takesTenSeconds(result * 10)
defer.returnValue(nextResu...
How do I iterate through the files in a directory in Java?
I need to get a list of all the files in a directory, including files in all the sub-directories. What is the standard way to accomplish directory iteration with Java?
...
How can I view all the git repositories on my machine?
Is there a way in which I can see all the git repositories that exist on my machine? Any command for that?
10 Answers
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Adding placeholder text to textbox
...der text it is possible to use the Windows SendMessage function to send EM_SETCUEBANNER message to our textbox to do the work for us.
This can be done with two easy steps. First we need to expose the Windows SendMessage function.
private const int EM_SETCUEBANNER = 0x1501;
[DllImport("user32.dll...
Determining memory usage of objects? [duplicate]
... That nice little nugged misled me, since I had something big called 'x' (hint: it looked small); here's an replacement: sort( sapply(mget(ls()),object.size) ) .
– petrelharp
Aug 28 '14 at 19:58
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