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What are best practices for using SmtpClient, SendAsync and Dispose under .NET 4.0
...on the callback after the message is sent.
var message = new MailMessage("from", "to", "subject", "body"))
var client = new SmtpClient("host");
client.SendCompleted += (s, e) => {
client.Dispose();
message.Dispose();
}...
What is duck typing?
... object - if a method is defined on it, you can invoke it.
The name comes from the phrase "If it looks like a duck and quacks like a duck, it's a duck".
Wikipedia has much more information.
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What's the optimum way of storing an NSDate in NSUserDefaults?
...: In which case it's still being accessed through NSUserDefaults or parsed from a property list file, so the same access or parsing should yield a proper NSDate object, which can be converted as needed.
– Joshua Nozzi
Nov 23 '11 at 15:12
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How to escape special characters in building a JSON string?
.... If you simply use language or library functions to convert things to and from JSON, you'll never even need to know JSON's escaping rules. This is what the misguided question asker here ought to have done.
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How to convert a string to an integer in JavaScript?
...s octal number, and will return number 8. So, you need to specify a radix (from 2 to 36). In this case base 10.
parseInt(string, radix)
Example:
var result = parseInt("010", 10) == 10; // Returns true
var result = parseInt("010") == 10; // Returns false
Note that parseInt ignores bad data aft...
How to gzip all files in all sub-directories into one compressed file in bash
... I run
cd ~
tar -cvzf passwd.tar.gz /etc/passwd
tar: Removing leading `/' from member names
/etc/passwd
pwd
/home/myusername
tar -xvzf passwd.tar.gz
this will create
/home/myusername/etc/passwd
unsure if all versions of tar do this:
Removing leading `/' from member names
...
Can I have onScrollListener for a ScrollView?
...ut the coordinates. You can get them by using getScrollY() or getScrollX() from within the listener though.
scrollView.getViewTreeObserver().addOnScrollChangedListener(new OnScrollChangedListener() {
@Override
public void onScrollChanged() {
int scrollY = rootScrollView.getScrollY()...
What's the difference between “Layers” and “Tiers”?
...
What i understood from your answer that we can deploy 3 layers(DLL) on three different server. Right ? Can you please tell me how can i give reference of Business Logic layer on presentation layer ?
– Mazhar Khan
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Understanding Spring @Autowired usage
...emantics over and above simple injection (As you have said '@Autowired' is from Spring; and '@Inject' is part of the JSR-330) :)
– Ignacio Rubio
Sep 1 '14 at 15:12
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What is the difference between dynamic and static polymorphism in Java?
...Document’ as the base class and different document type
classes deriving from it. E.g. XMLDocument , WordDocument , etc.
Document class will define ‘ Serialize() ’ and ‘ De-serialize() ’
methods as virtual and each derived class will implement these
methods in its own way based on the actu...