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Min/Max of dates in an array?
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e.g. dates.push('2011/06/05'). Using strings the array can be simply sorted and the first and last member values returned and converted to dates if necessary.
– RobG
Aug 23 '11 at 0:52
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What's the algorithm to calculate aspect ratio?
...(self.width / common) + ':' + str(self.height / common)
self.ratio_error = 0
# Special case: ratio is not well behaved
if not self.ratio in accepted_ratios:
lesser_error = 999
lesser_index = -1
my_ratio_normalized = float(self.width) / flo...
How to check if a file exists in Go?
... between checking and opening, and anyway you'll need to check the os.Open error regardless. So you simply call os.IsNotExist(err) after you try
to open the file, and deal with its non-existence there (if that requires special handling).
[...] You don't need to check for the paths existing ...
How do you get a list of the names of all files present in a directory in Node.js?
...s set, and nothing
// was found, then files is ["**/*.js"]
// er is an error object or null.
})
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The calling thread cannot access this object because a different thread owns it
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To add my 2 cents, the exception can occur even if you call your code through System.Windows.Threading.Dispatcher.CurrentDispatcher.Invoke(). The point is that you have to call Invoke() of the Dispatcher of the control that you're trying to access, which in some cases may not be ...
What is the difference between .text, .value, and .value2?
...Value2 gives you the underlying value of the cell (could be empty, string, error, number (double) or boolean)
.Value gives you the same as .Value2 except if the cell was formatted as currency or date it gives you a VBA currency (which may truncate decimal places) or VBA date.
Using .Value or .Text...
How to modify a specified commit?
I usually submit a list of commits for review. If I have the following commits:
16 Answers
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How do I view the SQL generated by the Entity Framework?
... redirecting to Immediate (Tools > Options > Debugging > Redirect all Output Window text to Immediate Window)
– rkawano
May 21 '14 at 17:41
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Overriding fields or properties in subclasses
...his is how a truly polymorphic implementation of your property might look, allowing the derived classes to be in control.
abstract class Parent
{
abstract public int MyInt { get; }
}
class Father : Parent
{
public override int MyInt
{
get { /* Apply formula "X" and return a val...
Does Android support near real time push notification?
...y do that?
– Janusz
Mar 5 '10 at 13:05
GTalk is removed from the SDK since 1.0 (iirc).
– MrSnowf...