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Which characters need to be escaped in HTML?
... space. You can use these instead of normal spaces to prevent a line break from being inserted between two words, or to insert extra space without it being automatically collapsed, but this is usually a rare case. Don't do this unless...
JPA: How to have one-to-many relation of the same Entity type
...:
public static void main(String[] args) {
EntityManager em = ... // from EntityManagerFactory, injection, etc.
em.getTransaction().begin();
A parent = new A();
A son = new A();
A daughter = new A();
son.setParent(parent);
daughter.setParent(parent);
paren...
Drawing an SVG file on a HTML5 canvas
...vase with just drawImage. But I still get that warning. Where does it come from?
– shoosh
Feb 21 '11 at 11:52
1
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node.js database [closed]
...erious application or service development. Learning how Mongo is different from other DBs would be really you should to first if you are still in evaluation stages.
– Samyak Bhuta
Oct 27 '11 at 18:49
...
Haskell: Lists, Arrays, Vectors, Sequences
...nce list. The best example of lists screwing up performance tends to come from [Char] which the prelude has aliased as String. Char lists are convient, but tend to run on the order of 20 times slower than C strings, so feel free to use Data.Text or the very fast Data.ByteString. I'm sure there ar...
How are everyday machines programmed?
...imple systems like that don't carry an operating system. They simply load from a start address in memory and you put your code there. Often these systems have their "code" burned into EEPROMS that act as the hard drive of the system. Screw up the code after burning the proms, throw the chips away...
nServiceBus vs Mass Transit vs Rhino Service Bus vs other?
...
I'd recommend staying away from hand-rolled solutions as there is a bunch of somewhat difficult stuff that needs to be gotten just right - like how transactions are handled, how exceptions cause rollbacks, how to stop rolling back endlessly (poison mes...
www-data permissions?
... This solution works for me. Before that, I always run the server from terminal using root user. With this solution, I can upload file to directory that has permission 770. This is awesome, because before that I can only upload file using 777 permission.
– Ifan Iqbal
...
How to wait for a number of threads to complete?
...t problem, but it's nice to get more Information about the running threads from one Object (like the ExecutorService). I think it's nice to use given features to solve a problem; maybe you'll need more flexibility (thread information) in the future. It's also right to mention the old buggy class...
How to use transactions with dapper.net?
...erred to use a more intuitive approach by getting the transaction directly from the connection:
// This called method will get a connection, and open it if it's not yet open.
using (var connection = GetOpenConnection())
using (var transaction = connection.BeginTransaction())
{
connection.Execut...