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NVIDIA vs AMD: GPGPU performance
I'd like to hear from people with experience of coding for both. Myself, I only have experience with NVIDIA.
10 Answers
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Best way to simulate “group by” from bash?
...addresses | uniq -c
This will print the count first, but other than that it should be exactly what you want.
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Firebug says “No Javascript on this page”, even though JavaScript does exist on the page
...Script on the page. I even reloaded the page several time to make sure but it still show the same message.
17 Answers
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Do HTML WebSockets maintain an open connection for each client? Does this scale?
I am curious if anyone has any information about the scalability of HTML WebSockets. For everything I've read it appears that every client will maintain an open line of communication with the server. I'm just wondering how that scales and how many open WebSocket connections a server can handle. Mayb...
With CSS, use “…” for overflowed block of multi-lines
with
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Commands out of sync; you can't run this command now
...ecause mysqli uses unbuffered queries by default (for prepared statements; it's the opposite for vanilla mysql_query). You can either fetch the first one into an array and loop through that, or tell mysqli to buffer the queries (using $stmt->store_result()).
See here for details.
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How can I capture the result of var_dump to a string?
...put buffering will most likely have a negative effect on performance here. It also can get really messy if you need to look at multiple variables during the execution of a complex script.
– selfawaresoup
Dec 27 '09 at 16:45
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Rails: FATAL - Peer authentication failed for user (PG::Error)
... on your server then just host: localhost to database.yml, I usually throw it in around where it says pool: 5. Otherwise if it's not localhost definitely tell that app where to find its database.
development:
adapter: postgresql
encoding: unicode
database: kickrstack_development
host: loca...
When to use EntityManager.find() vs EntityManager.getReference() with JPA
I have come across a situation (which I think is weird but is possibly quite normal) where I use the EntityManager.getReference(LObj.getClass(), LObj.getId()) to get a database entity and then pass the returned object to be persisted in another table.
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How to create a self-signed certificate with OpenSSL
...embedded Linux device. I have tried to generate a self-signed certificate with these steps:
15 Answers
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