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How do I pass variables and data from PHP to JavaScript?
...t object reference - MDN
How do I return the response from an asynchronous call?
2. Echo the data into the page somewhere, and use JavaScript to get the information from the DOM
This method is less preferable to AJAX, but it still has its advantages. It's still relatively separated between PHP an...
getResourceAsStream() vs FileInputStream
...etAbsolutePath());
However, the working directory is in no way programmatically controllable. You should really prefer using absolute paths in the File API instead of relative paths. E.g. C:\full\path\to\file.ext.
You don't want to hardcode or guess the absolute path in Java (web)applications. That...
How to implement a many-to-many relationship in PostgreSQL?
...anguage) statements could look like this:
CREATE TABLE product (
product_id serial PRIMARY KEY -- implicit primary key constraint
, product text NOT NULL
, price numeric NOT NULL DEFAULT 0
);
CREATE TABLE bill (
bill_id serial PRIMARY KEY
, bill text NOT NULL
, billdate date NOT N...
Git, How to reset origin/master to a commit?
...
Assuming that your branch is called master both here and remotely, and that your remote is called origin you could do:
git reset --hard <commit-hash>
git push -f origin master
However, you should avoid doing this if anyone else is working with y...
AngularJS ng-repeat handle empty list case
...
@MKSafi, it is creating a new variable on the scope called filteredItems and setting its value to (items | filter:keyword) - in other words, the array returned by the filter
– AlexFoxGill
Jan 14 '14 at 16:26
...
How to return result of a SELECT inside a function in PostgreSQL?
... -- potential ambiguity
END
$func$ LANGUAGE plpgsql;
Call:
SELECT * FROM word_frequency(123);
Explanation:
It is much more practical to explicitly define the return type than simply declaring it as record. This way you don't have to provide a column definition list with ev...
Insert multiple rows WITHOUT repeating the “INSERT INTO …” part of the statement?
...
INSERT INTO dbo.MyTable (ID, Name)
SELECT 123, 'Timmy'
UNION ALL
SELECT 124, 'Jonny'
UNION ALL
SELECT 125, 'Sally'
For SQL Server 2008, can do it in one VALUES clause exactly as per the statement in your question (you just need to add a comma to se...
What does “for” attribute do in HTML tag?
...ement:
<label>Input here:
<input type='text' name='theinput' id='theinput'>
</label>
The other way is to use the for attribute, giving it the ID of the associated input:
<label for="theinput">Input here:</label>
<input type='text' name='whatever' id='theinput...
Check whether an input string contains a number in javascript
My end goal is to validate an input field. The input may be either alphabetic or numeric.
12 Answers
...
What are the relationships between Any, AnyVal, AnyRef, Object and how do they map when used in Java
...g to see what will happen with Scala on .Net, since interoperability alone calls for Scala to at least recognize user-defined "primitives".
Also extending Any is AnyRef, which is equivalent to java.lang.Object (on the JVM at any rate).
Up to Scala 2.9.x, a user could not extend Any or AnyVal, nor ...