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facebook: permanent Page Access Token?
...odically with no GUI involved. Then we use a web app to show the data we already have.
15 Answers
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What should I do if the current ASP.NET session is null?
In my web application, I do something like this to read the session variables:
5 Answers
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What is the difference between `git merge` and `git merge --no-ff`?
...re merging in a topic branch and you want to ensure it looks that way when reading history). In order to do that, you can pass the --no-ff flag and git merge will always construct a merge instead of fast-forwarding.
Similarly, if you want to execute a git pull or use git merge in order to explicitl...
How do you create nested dict in Python?
... using defaultdict):
a_file = "path/to/a.csv"
b_file = "path/to/b.csv"
# read from file a.csv
with open(a_file) as f:
# skip headers
f.next()
# get first colum as keys
keys = (line.split(',')[0] for line in f)
# create empty dictionary:
d = {}
# read from file b.csv
with open(b_...
What is a bank conflict? (Doing Cuda/OpenCL programming)
I have been reading the programming guide for CUDA and OpenCL, and I cannot figure out what a bank conflict is. They just sort of dive into how to solve the problem without elaborating on the subject itself. Can anybody help me understand it? I have no preference if the help is in the context of CUD...
How do I avoid capturing self in blocks when implementing an API?
...released. (Given the structure of your code, that shouldn't be a problem.) Read more about __block.
If you are using ARC, the semantics of __block changes and the reference will be retained, in which case you should declare it __weak instead.
Long answer
Let's say you had code like this:
self.pr...
Gson custom seralizer for one variable (of many) in an object using TypeAdapter
...
elementAdapter.write(out, tree);
}
@Override public C read(JsonReader in) throws IOException {
JsonElement tree = elementAdapter.read(in);
afterRead(tree);
return delegate.fromJsonTree(tree);
}
};
}
/**
* Override this to muck with {@cod...
Simple way to find if two different lists contain exactly the same elements?
...
@Laurence: I agree that laz's post is a bit confusing (I read it a few times before I understood it). I take it that he is just trying to provide a "shortcut" for the special case when 2 conditions hold: (1) duplicates matter, and (2) the list sizes are different. In your example, ...
RabbitMQ / AMQP: single queue, multiple consumers for same message?
...nection({ host: "localhost", port: 5672 });
var count = 1;
connection.on('ready', function () {
connection.exchange("my_exchange", options={type:'fanout'}, function(exchange) {
var sendMessage = function(exchange, payload) {
console.log('about to publish')
var encoded_payload ...
Flask-SQLalchemy update a row's information
...(see sqlalchemy.org/docs/orm/session.html#what-does-the-session-do). Also, read Michael Bayer's comment on the mailing list (groups.google.com/group/sqlalchemy/browse_thread/thread/…) for some more info.
– Mark Hildreth
Jul 15 '11 at 15:28
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