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What is the difference between URI, URL and URN? [duplicate]
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Uniform Resource Identifier (URI) is a string of characters used to identify a name or a resource on the Internet
A URI identifies a resource either by location, or a name, or both. A URI has two specializations known as URL and URN.
A Uniform Resource Locator (...
How to convert lazy sequence to non-lazy in Clojure
...y-seq)) is not so nice in situations like the following: (vec (json/parse-string "{\"foo\":\"bar\"}")) ;; => [["foo" "bar"]] Since cheshire chooses to produce a lazy-seq from (json/parse-string)
– codeasone
Feb 7 '18 at 16:06
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.NET WebAPI Serialization k_BackingField Nastiness
...ializable]
[DataContract]
public class Error
{
[DataMember]
public string Status { get; set; }
[DataMember]
public string Message { get; set; }
[DataMember]
public string ErrorReferenceCode { get; set; }
[DataMember]
public List<FriendlyError> Errors { get; set;...
What does a lazy val do?
... But it will lead to the same StackOverflowException if your toString method outputs "foo" attribute. Nice example of "lazy" anyway!!!
– Fuad Efendi
Dec 17 '16 at 0:13
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how to pass an integer as ConverterParameter?
...n he specified that "i need it to be an integer. of course i can parse the string, but do i have to?" So my answer alleviates that in that there is no parsing of a string but only the unboxing of an integer which I is still much more safe.
– jpierson
Aug 4 '11 ...
Will ConfigurationManager.AppSettings[“blah”] throw an exception if “blah” doesn't exist?
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From the MSDN documentation for NameValueCollection.Item Property (String):
Caution
This property returns null in the following cases: 1) if the specified key is not found; and 2) if the specified key is found and its associated value is null. This property does not distinguish between the ...
MySQL - UPDATE multiple rows with different values in one query
... PushSettings {
private List<PushSetting> settings;
private String userId;
}
it works fine
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Custom exception type
...ailto:sysadmin@acme-widgets.com\">system administrator</a>.",
toString: function(){return this.name + ": " + this.message;}
};
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How to make modal dialog in WPF?
....Close().
public partial class ModalWindow : Window
{
public static string myValue = String.Empty;
public ModalWindow()
{
InitializeComponent();
}
private void btnSaveData_Click(object sender, RoutedEventArgs e)
{
myValue = txtSomeBox.Text;
...
Java Regex Capturing Groups
...ing, that is, the 3000 part.
Note the question mark in the 1st group.
String line = "This order was placed for QT3000! OK?";
Pattern pattern = Pattern.compile("(.*?)(\\d+)(.*)");
Matcher matcher = pattern.matcher(line);
while (matcher.find()) {
System.out.println("group 1: " + matcher.group...