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HttpServletRequest to complete URL
...methods:
getRequestURL() - returns the part of the full URL before query string separator character ?
getQueryString() - returns the part of the full URL after query string separator character ?
So, to get the full URL, just do:
public static String getFullURL(HttpServletRequest request) {
...
Regular Expression to get a string between parentheses in Javascript
I am trying to write a regular expression which returns a string which is between parentheses. For example: I want to get the string which resides between the strings "(" and ")"
...
Newline in string attribute
...
When you need to do it in a string (eg: in your resources) you need to use xml:space="preserve" and the ampersand character codes:
<System:String x:Key="TwoLiner" xml:space="preserve">First line&#10;Second line</System:String>
Or lite...
In C#, what happens when you call an extension method on a null object?
... is actually useful in a few cases:
public static bool IsNullOrEmpty(this string value)
{
return string.IsNullOrEmpty(value);
}
public static void ThrowIfNull<T>(this T obj, string parameterName)
where T : class
{
if(obj == null) throw new ArgumentNullException(parameterName);...
Why would adding a method add an ambiguous call, if it wouldn't be involved in the ambiguity
...o promises.)
A correct analysis follows. The candidates are:
0: C(params string[]) in its normal form
1: C(params string[]) in its expanded form
2: C<string>(string)
3: C(string, object)
Candidate zero is obviously inapplicable because string is not convertible to string[]. That leaves t...
Regex to replace multiple spaces with a single space
Given a string like:
23 Answers
23
...
Why use symbols as hash keys in Ruby?
...cause they are only stored once.
Symbols in Ruby are basically "immutable strings" .. that means that they can not be changed, and it implies that the same symbol when referenced many times throughout your source code, is always stored as the same entity, e.g. has the same object id.
Strings on t...
Why does SSL handshake give 'Could not generate DH keypair' exception?
...r = Logger.getLogger(SSLExcludeCipherConnectionHelper.class);
private String[] exludedCipherSuites = {"_DHE_","_DH_"};
private String trustCert = null;
private TrustManagerFactory tmf;
public void setExludedCipherSuites(String[] exludedCipherSuites) {
this.exludedCipherSu...
Callback functions in Java
...itor{
int doJob(int a, int b);
}
public static void main(String[] args) {
Visitor adder = new Visitor(){
public int doJob(int a, int b) {
return a + b;
}
};
Visitor multiplier = new Visitor(){
public int d...
Reflection - get attribute name and value on property
...e dynamic by passing types into the routine):
public static Dictionary<string, string> GetAuthors()
{
Dictionary<string, string> _dict = new Dictionary<string, string>();
PropertyInfo[] props = typeof(Book).GetProperties();
foreach (PropertyInfo prop in props)
{
...