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How to properly seed random number generator
I am trying to generate a random string in Go and here is the code I have written so far:
9 Answers
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Number of days in particular month of particular year?
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Java 8 and later
@Warren M. Nocos.
If you are trying to use Java 8's new Date and Time API, you can use java.time.YearMonth class. See Oracle Tutorial.
// Get the number of days in that month
YearMonth yearMonthObject = YearMonth...
Bring a window to the front in WPF
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myWindow.Activate();
Attempts to bring the window to the foreground and activates it.
That should do the trick, unless I misunderstood and you want Always on Top behavior. In that case you want:
myWindow.TopMost = true;
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Android Endless List
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One solution is to implement an OnScrollListener and make changes (like adding items, etc.) to the ListAdapter at a convenient state in its onScroll method.
The following ListActivity shows a list of integers, starting with 40, adding items when the user scrolls to the end...
What's the nearest substitute for a function pointer in Java?
...gFunction sf) {
int i = sf.func("my string");
// do whatever ...
}
And would be called like so:
ref.takingMethod(new StringFunction() {
public int func(String param) {
// body
}
});
EDIT: In Java 8, you could call it with a lambda expression:
ref.takingMethod(param -> ...
How to save/restore serializable object to/from file?
...riter writer = null;
try
{
var contentsToWriteToFile = JsonConvert.SerializeObject(objectToWrite);
writer = new StreamWriter(filePath, append);
writer.Write(contentsToWriteToFile);
}
finally
{
if (writer != null)
writer.Close();
}
}...
Remove blank lines with grep
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Good point about converting to UNIX-style line endings otherwise regular expressions may not work as expected. Nothing here worked for me until I converted the line endings.
– Ryan H.
Aug 31 '16 at 14:41...
Shared-memory objects in multiprocessing
...ray_base = multiprocessing.RawArray(ctype, np.prod(dimensions))
# convert to numpy array vie ctypeslib
self.shared_arrays[self.cur] = np.ctypeslib.as_array(shared_array_base)
# do a reshape for correct dimensions
# Returns a masked array containing the s...
How to apply bindValue method in LIMIT clause?
...vided the explanation why this is so...from a design/security (or other) standpoint.
– Ross
Sep 25 '12 at 0:23
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How do I count the number of occurrences of a char in a String?
... Although i will not downvote this, it is (a) requiring 3rd party libs and (b) expensive.
– javadba
Jan 23 '14 at 21:24
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