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Why do I need Transaction in Hibernate for read-only operations?
...l be returned to the Connection Pool with transaction being not committed. What happens then? JDBC keeps silence, thus this is implementation specific (MySQL rolls back transaction, Oracle afair commits it). This also can be configured on Connection Pool level (e.g. C3P0 gives you such an option, ro...
SQL Switch/Case in 'where' clause
...pe varchar(50);
declare @locationID int;
SELECT column1, column2
FROM viewWhatever
WHERE
@locationID =
CASE @locationType
WHEN 'location' THEN account_location
WHEN 'area' THEN xxx_location_area
WHEN 'division' THEN xxx_location_division
END
...
CodeIgniter: How to get Controller, Action, URL information
...al router masked with the override. Both answers are quite useful based on what you want to do.
– Tibor Szasz
Jan 19 '16 at 11:08
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Download JSON object as a file from browser
...values of a large form. I needed this to work with IE/Edge/Chrome. This is what I did:
function download(text, name, type)
{
var file = new Blob([text], {type: type});
var isIE = /*@cc_on!@*/false || !!document.documentMode;
if (isIE)
{
window.navigat...
Does Flask support regular expressions in its URL routing?
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I don't understand what to_python does
– corvid
Oct 22 '14 at 18:14
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CSS performance relative to translateZ(0)
...e likely to get screwed with.
If you take a look at this demo, you'll see what I mean. The second div has a transformation applied to it, meaning that it creates a new stacking context, and the pseudo elements are stacked on top rather than below.
So basically, don't do that. Apply a 3D transforma...
What's the difference between RSpec and Cucumber? [closed]
...lication in isolation from the rest of the application. So your model does what your model is supposed to do, the controller does what it is supposed to do, etc).
RSpec and Cucumber both are used for Acceptance Testing (Which is called ATDD, BDD, Specification by Example, etc depending on who you a...
Do fragments really need an empty constructor?
...ened). Your Fragment subclasses need a public empty constructor as this is what's being called by the framework.
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Prevent form redirect OR refresh on submit?
...ll use bind an 'click' event handler using jQuery to the submit button (or whatever button), which will take submitClick as a callback. We pass the event to the callback to call preventDefault, which is what will prevent the click from submitting the form.
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What's the difference between & and && in MATLAB?
What is the difference between the & and && logical operators in MATLAB?
7 Answers
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