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Calculate the median of a billion numbers
...ian of medians and quickselect algorithms. en.wikipedia.org/wiki/Selection_algorithm
– Dimath
Jan 9 '13 at 2:32
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Rails: How does the respond_to block work?
...me of the answers I found here. This may or may not help someone.
respond_to is a method on the superclass ActionController.
it takes a block, which is like a delegate. The block is from do until end, with |format| as an argument to the block.
respond_to executes your block, passing a Responder in...
Remove excess whitespace from within a string
...ve it.
If you are dealing with extra spaces within a string consider a preg_replace of multiple whitespaces " "* with a single whitespace " ".
Example:
$foo = preg_replace('/\s+/', ' ', $foo);
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List comprehension vs map
...oints, but sometimes map seems easier to read to me: data = map(str, some_list_of_objects). Some other ones... operator.attrgetter, operator.itemgetter, etc.
– Gregg Lind
Aug 8 '09 at 16:06
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Where is svcutil.exe in Windows 7?
... That should be integrated with VS.
– p__d
Sep 5 '17 at 14:30
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How to get the current date/time in Java [duplicate]
...here's the way to do it:
String timeStamp = new SimpleDateFormat("yyyyMMdd_HHmmss").format(Calendar.getInstance().getTime());
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How to set OnClickListener on a RadioButton in Android?
...utton) findViewById(R.id.yourFirstRadioButton);
rb.setOnClickListener(first_radio_listener);
and
OnClickListener first_radio_listener = new OnClickListener (){
public void onClick(View v) {
//Your Implementaions...
}
};
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OAuth with Verification in .NET
...emporary "request token"
var rtUrl = "https://api.twitter.com/oauth/request_token";
oauth["consumer_key"] = MY_APP_SPECIFIC_KEY;
oauth["consumer_secret"] = MY_APP_SPECIFIC_SECRET;
oauth.AcquireRequestToken(rtUrl, "POST");
THAT'S IT. Simple. As you can see from the code, the way to get to oau...
How do I delete all messages from a single queue using the CLI?
...itmqadmin is the perfect tool for this
rabbitmqadmin purge queue name=name_of_the_queue_to_be_purged
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Rails 4 LIKE query - ActiveRecord adds quotes
...ring and you're not handling it right.
Replace
"name LIKE '%?%' OR postal_code LIKE '%?%'", search, search
with
"name LIKE ? OR postal_code LIKE ?", "%#{search}%", "%#{search}%"
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improv...