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What are the differences between struct and class in C++?
...unction exposed with the same name, developers used to follow a pattern of _(). e.g. mathlibextreme_max(). By grouping APIs into classes, similar functions (here we call them "methods") can be grouped together and protected from the naming of methods in other classes. This allows the programmer to o...
HttpClient.GetAsync(…) never returns when using await/async
...ext.
So, here's why test5 fails:
Test5Controller.Get executes AsyncAwait_GetSomeDataAsync (within the ASP.NET request context).
AsyncAwait_GetSomeDataAsync executes HttpClient.GetAsync (within the ASP.NET request context).
The HTTP request is sent out, and HttpClient.GetAsync returns an uncomplet...
When to encode space to plus (+) or %20?
... FYI: Rails also decodes spaces in with + by default ({ foo: 'bar bar'}.to_query => foo=bar+bar)
– wrtsprt
Nov 9 '15 at 15:00
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show 7 m...
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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Examples of GoF Design Patterns in Java's core libraries
...take however to consider them as builders (so you are not really to blame ^_^)
– Angel O'Sphere
May 25 '11 at 13:41
78
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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...