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How to get access to HTTP header information in Spring MVC REST controller?
...rInfo.do")
public void displayHeaderInfo(@RequestHeader("Accept-Encoding") String encoding,
@RequestHeader("Keep-Alive") long keepAlive) {
}
The Accept-Encoding and Keep-Alive header values are provided in the encoding and keepAlive parameters respectively.
And no ...
Why do we need boxing and unboxing in C#?
...off without implied boxing conversions. Casting a value type like List<string>.Enumerator to IEnumerator<string> yields an object which mostly behaves like a class type, but with a broken Equals method. A better way to cast List<string>.Enumerator to IEnumerator<string> wou...
How do I join two paths in C#?
...
You have to use Path.Combine() as in the example below:
string basePath = @"c:\temp";
string filePath = "test.txt";
string combinedPath = Path.Combine(basePath, filePath);
// produces c:\temp\test.txt
sh...
How can I get the length of text entered in a textbox using jQuery?
....val() gets the value of the input element entered by the user, which is a string.
.length gets the number of characters in the string.
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Android: upgrading DB version and adding new table
...ldVersion, int newVersion) {
switch (oldVersion) {
case 1:
String sql = "ALTER TABLE " + TABLE_SECRET + " ADD COLUMN " + "name_of_column_to_be_added" + " INTEGER";
db.execSQL(sql);
break;
case 2:
String sql = "SOME_QUERY";
db.execSQL(sql);
...
Show dialog from fragment?
...essage("Sure you wanna do this!")
.setNegativeButton(android.R.string.no, new OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
// do nothing (will close dialog)
}
})
...
How to modify list entries during for loop?
...fy the list during an iterative looping. However, suppose I have a list of strings, and I want to strip the strings themselves. Does replacement of mutable values count as modification?
...
What is the garbage collector in Java?
...a typical Java application is running, it is creating new objects, such as Strings and Files, but after a certain time, those objects are not used anymore. For example, take a look at the following code:
for (File f : files) {
String s = f.getName();
}
In the above code, the String s is being...
Authoritative position of duplicate HTTP GET query keys
...n finding authoritative information about the behavior with HTTP GET query string duplicate fields, like
6 Answers
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How do I read an attribute on a class at runtime?
...
public string GetDomainName<T>()
{
var dnAttribute = typeof(T).GetCustomAttributes(
typeof(DomainNameAttribute), true
).FirstOrDefault() as DomainNameAttribute;
if (dnAttribute != null)
{
return...