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Add a property to a JavaScript object using a variable as the name?
...bout modifying but it's referenced by other questions that are about dynamically creating objects and so I ended up here and happily benefited from this answer.
– Oliver Lloyd
Oct 29 '16 at 17:40
...
What's the use of session.flush() in Hibernate
...changes to the database). By default, Hibernate will flush changes automatically for you:
before some query executions
when a transaction is committed
Allowing to explicitly flush the Session gives finer control that may be required in some circumstances (to get an ID assigned, to control the s...
Database, Table and Column Naming Conventions? [closed]
...base naming must be very consistent . Whether your table for customers is called Customers or Customer is less important than that you do it the same way throughout the same database. And you can flip a coin to determine how to use underscores, but then you must keep using them the same way. If y...
How to handle anchor hash linking in AngularJS
...Scroll().
Here's the (crappy) documentation.
And here's the source.
Basically you just inject it and call it in your controller, and it will scroll you to any element with the id found in $location.hash()
app.controller('TestCtrl', function($scope, $location, $anchorScroll) {
$scope.scrollTo ...
Can someone explain collection_select to me in clear, simple terms?
...hods for generating options
:id, # this is name of method that will be called for every row, result will be set as key
:name_with_initial, # this is name of method that will be called for every row, result will be set as value
# as a result, every option will be generated by the followi...
ReactJS Two components communicating
...ss a handler from <List /> to <Filters />, which could then be called on the onChange event to filter the list with the current value.
JSFiddle for #1 →
/** @jsx React.DOM */
var Filters = React.createClass({
handleFilterChange: function() {
var value = this.refs.filterInput.g...
How to use Servlets and Ajax?
...ver, last years it's more than often Asynchronous JavaScript and JSON. Basically, you let JS execute an asynchronous HTTP request and update the HTML DOM tree based on the response data.
Since it's pretty a tedious work to make it to work across all browsers (especially Internet Explorer versus oth...
How do I get a raw, compiled SQL query from a SQLAlchemy expression?
... type of data being passed. Always use bound parameters when
programmatically invoking non-DDL SQL statements against a relational
database.
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How to reset postgres' primary key sequence when it falls out of sync?
...value cannot be expressions.
It seems the best all-purpose solution is to call setval with false as the 3rd parameter, allowing us to specify the "next value to use":
SELECT setval(pg_get_serial_sequence('t1', 'id'), coalesce(max(id),0) + 1, false) FROM t1;
This ticks all my boxes:
avoids hard...
ViewBag, ViewData and TempData
...e Session as backing store, after the redirect is made the data is automatically evicted. The pattern is the following:
public ActionResult Foo()
{
// store something into the tempdata that will be available during a single redirect
TempData["foo"] = "bar";
// you should always redirec...