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What is the difference between NULL, '\0' and 0?
...e appear to be differences between various values of zero -- NULL , NUL and 0 .
11 Answers
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Ruby - elegantly convert variable to an array if not an array already
...ent, or nil, obtain an array - the latter two being a single element array and an empty array respectively.
10 Answers
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Can't access RabbitMQ web management interface after fresh install
...e this
[{rabbit, [{loopback_users, []}]}].
# It is danger for default user and default password for remote access
# better to change password
rabbitmqctl change_password guest NEWPASSWORD
If you want create a new user with admin grants:
rabbitmqctl add_user test test
rabbitmqctl set_user_tags t...
When should I use RequestFactory vs GWT-RPC?
...
The big difference between GWT RPC and RequestFactory is that the RPC system is "RPC-by-concrete-type" while RequestFactory is "RPC-by-interface".
RPC is more convenient to get started with, because you write fewer lines of code and use the same class on both...
Why does Maven have such a bad rep? [closed]
...Maven is bad. I have been using some features of Maven for a few years now and the most important benefit in my view is the dependency management.
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What is the length of the access_token in Facebook OAuth2?
I searched on Google and StackOverflow to find a answer to my question but I can't find one.
7 Answers
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How to reload a clojure file in REPL
...ong in the OP's dev environment because for a single file the two (:reload and :reload-all) should have the same effect. Here's the full command for :reload-all: (use 'your.namespace :reload-all) This reloads all the dependencies, too.
– Jason
Feb 19 '16 at 1...
Eclipse - debugger doesn't stop at breakpoint
...t's no guarantee though, since fixes have been released against 6u16, 6u18 and 7b1). The best bet is to use -XX:+UseParallelGC flag. Increasing the size of the minimum and maximum heap size, to delay the first GC, bring temporary relief.
By the way, use this bug report in Eclipse to track how other...
How can I change the color of my prompt in zsh (different from normal text)?
To recognize better the start and the end of output on a commandline, I want to change the color of my prompt, so that it is visibly different from the programs output. As I use zsh, can anyone give me a hint?
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What do I have to do to get Core Data to automatically migrate models?
...re to look.
In my AppDelegate I set-up the NSPersistentStoreCoordinator - and you need to add some options to this to tell it to handle auto-migrate:
NSDictionary *options = [NSDictionary dictionaryWithObjectsAndKeys:
[NSNumber numberWithBool:YES], NSMigratePersistentStoresAutomaticallyOption,
[...