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How can I check if the current date/time is past a set date/time?
...ed according to these rules.
Note that it is also possible to use time and strtotime functions. See original answer.
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Active Record - Find records which were created_at before today
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Using ActiveRecord the standard way:
MyModel.where("created_at < ?", 2.days.ago)
Using the underlying Arel interface:
MyModel.where(MyModel.arel_table[:created_at].lt(2.days.ago))
Using a thin layer over Arel:
MyModel.where(MyModel[:created...
How to configure robots.txt to allow everything?
...h, like the Googlebot). That said, unrecognized fields have to be ignored, and for bots that don’t recognize Allow, the result would be the same in this case anyway: if nothing is forbidden to be crawled (with Disallow), everything is allowed to be crawled.
However, formally (per the original spec...
How can I use speech recognition without the annoying dialog in android phones
Is this possible without modify the android APIs?
I've found a article about this.
There's one a comment that I should do modifications to the android APIs.
But it didn't say how to do the modification.
Can anybody give me some suggestions on how to do that?
Thanks!
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PHP: Move associative array element to beginning of array
... further at the doc on Array Operators:
The + operator returns the right-hand array appended to the left-hand array; for keys that exist in both arrays, the elements from the left-hand array will be used, and the matching elements from the right-hand array will be ignored.
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When should we implement Serializable interface?
...anisms are to
flatten object(s) into a
one-dimensional stream of bits, and to
turn that stream of bits back into the
original object(s).
Like the Transporter on Star Trek,
it's all about taking something
complicated and turning it into a flat
sequence of 1s and 0s, then taking
t...
Is element block level or inline level?
...lements. This means that they flow inline like text, but also have a width and height like block elements.
In CSS, you can set an element to display: inline-block to make it replicate the behaviour of images*.
Images and objects are also known as "replaced" elements, since they do not have content...
Android: create a popup that has multiple selection options
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You can create a String array with the options you want to show there and then pass the array to an AlertDialog.Builder with the method setItems(CharSequence[], DialogInterface.OnClickListener).
An example:
String[] colors = {"red", "green", "blue", "black"};
AlertDialog.Builder builder = ne...
What is the shortest way to pretty print a org.w3c.dom.Document to stdout?
...ew OutputStreamWriter(out, "UTF-8")));
}
(The indent-amount is optional, and might not work with your particular configuration)
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Sending a JSON to server and retrieving a JSON in return, without JQuery
I need to send a JSON (which I can stringify) to the server and to retrieve the resulting JSON on the user side, without using JQuery.
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