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How to change theme for AlertDialog
...hat the naming in the API is different than that used in code. There is a '_' instead of "." (Theme_Dialog)
– Catalin Morosan
Jul 4 '11 at 15:54
2
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What is an optional value in Swift?
...t; = Optional("Bob")
This calls Optional's first initializer, public init(_ some: Wrapped), which infers the optional's associated type from the type used within the parentheses.
The even longer way of creating and setting an optional:
var serialNumber:String? = Optional.none
serialNumber = Optiona...
How do you prevent IDisposable from spreading to all your classes?
...t disposable),
// as long as you take control of its lifecycle
_waitHandle = waitHandle;
OtherMethodThatUsesTheWaitHandleFromTheField();
}
}
}
The scope of the wait handle is limited to the Tiemethod, and the class doesn't need to have a disposable field, and so won't n...
Why is the String class declared final in Java?
....com/posts/gc-tips-and-memory-leaks/
http://java.sun.com/j2se/1.5/pdf/jdk50_ts_guide.pdf
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Multiple github accounts on the same computer?
... get you into shape – Let's assume your system is setup with a typical id_rsa and id_rsa.pub key pair. Right now your tree ~/.ssh looks like this
$ tree ~/.ssh
/Users/you/.ssh
├── known_hosts
├── id_rsa
└── id_rsa.pub
First, name that key pair – adding a descriptive name wil...
Visualizing branch topology in Git
...rentheses— e.g. in the lg1 & lg2 screenshots you can see (origin/test_on_10.8) showing the remote branch, and in the lg2 screenshot you can see (HEAD -> master, origin/master, origin/HEAD) showing both local and remote positions of the master branch and HEAD. This matches what popular bran...
What's the best way of scraping data from a website? [closed]
...s bs
request = requests.get("http://foo.bar")
soup = bs(request.text)
some_elements = soup.find_all("div", class_="myCssClass")
Some will prefer xpath parsing or jquery-like pyquery, lxml or something else.
When the data you want is produced by some JavaScript, the above won't work. You either n...
How to find a Java Memory Leak
...s somewhere below. You have to draw the connection yourself.
jdk/jdk1.6.0_38/bin/jmap -histo:live 60030 > /tmp/60030istolive1330.txt
Instead of taking two heap dumps, take two class histograms, like as described above; Then compare the class histograms and see the classes that are increasing....
Is there a Java reflection utility to do a deep comparison of two objects?
...=true, ignore=false, exactTypesOnly=true)
private List<StringyThing> _mylist;
I think this is actually a really hard problem, but totally solvable! And once you have something that works for you, it is really, really, handy :)
So, good luck. And if you come up with something that's just pur...
What are the advantages of using a schema-free database like MongoDB compared to a relational databa
...ility, which is useful in specific scenarios....
– AK_
Sep 26 '14 at 17:58
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