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How can I make my own event in C#?
...n
now lets create Event that fired when a function is called
but I my order of solving this problem like this: I'm using the class before I create it
the place responsible for responding to the Event
NetLog.OnMessageFired += delegate(object o, MessageEventArgs args)
{
// when the E...
What is a PDB file?
...ls in the pdb file, you will find it hard to pinpoint specific problems in order to solve them. You don't necessarily need to exclude them from release builds either, as sometimes the extra information in a big report can be very useful.
– Darbio
Oct 10 '10 at ...
Change the font of a UIBarButtonItem
...Don't forget the exclamation mark (!) after the font. The error message: "'_' is not convertible to 'String'" is not really helpful.
– Ciryon
Sep 3 '15 at 6:41
add a comment
...
How to multiply duration by integer?
...les, you can't multiply a Duration by an integer -- you must use a cast in order to multiply common types.
/*
MultiplyDuration Hide semantically invalid duration math behind a function
*/
func MultiplyDuration(factor int64, d time.Duration) time.Duration {
return time.Duration(factor) * d ...
How do you effectively model inheritance in a database?
...iminator value), whereas target per entity you need to do complex joins in order to detect what type something is as well as retreiuve all its data..
Edit: The images I show here are screen shots of a project I am working on. The Asset image is not complete, hence the emptyness of it, but it was ma...
Is it possible to include a file in your .gitconfig
...encrypt one file with private sensitive informations (see this thread), in order to complete a local file like ~/.gitconfig with the decrypted parts that are relevant to that file.
That way you can have a Git repo with all your dot files, plus one file with encrypted information meant to be decrypt...
Safely turning a JSON string into an object
...here's how you do it in Prototype (JSON tutorial).
new Ajax.Request('/some_url', {
method:'get',
requestHeaders: {Accept: 'application/json'},
onSuccess: function(transport){
var json = transport.responseText.evalJSON(true);
}
});
Calling evalJSON() with true as the argument sanitizes...
unable to install pg gem
... me:
Install the postgresql-devel package, this will solve the issue of pg_config missing.
sudo apt-get install libpq-dev
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Is there a JavaScript MVC (micro-)framework? [closed]
...
That site has a blink tag. o_0
– Tad Donaghe
Dec 22 '08 at 18:32
that s...
Determine the number of NA values in a column
...
If you are looking for NA counts for each column in a dataframe then:
na_count <-sapply(x, function(y) sum(length(which(is.na(y)))))
should give you a list with the counts for each column.
na_count <- data.frame(na_count)
Should output the data nicely in a dataframe like:
------------...