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create two method for same url pattern with different arguments
...ng like:
@RequestMapping(value = "/searchUser", params = "userID")
public String searchUserById(@RequestParam long userID, Model model) {
// ...
}
@RequestMapping(value = "/searchUser", params = "userName")
public ModelAndView searchUserByName(@RequestParam String userName) {
// ...
}
...
HashMap get/put complexity
... assume the following three cases:
HashMap<Integer, V>
HashMap<String, V>
HashMap<List<E>, V>
Do they have the same complexity? Well, the amortised complexity of the 1st one is, as expected, O(1). But, for the rest, we also need to compute hashCode() of the lookup elemen...
Find a private field with Reflection?
...es easy to use function GetInstanceField(typeof(YourClass), instance, "someString") as string How to get the value of private field in C#?
– Michael Freidgeim
Jun 14 '16 at 4:50
...
How to use a servlet filter in Java to change an incoming servlet request url?
...letRequest#getRequestURI() to grab the path.
Use straightforward java.lang.String methods like substring(), split(), concat() and so on to extract the part of interest and compose the new path.
Use either ServletRequest#getRequestDispatcher() and then RequestDispatcher#forward() to forward the reque...
Eclipse RCP开发桌面程序 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...sor extends WorkbenchAdvisor {
2
3 private static final String PERSPECTIVE_ID = " cn.blogjava.youxia.rcp_start.perspective " ;
4
5 public WorkbenchWindowAdvisor createWorkbenchWindowAdvisor(IWorkbenchWindowConfigurer configurer) {
6 return new Applic...
How can you detect the version of a browser?
...T CLR 3.0.30729; Media Center PC 6.0; InfoPath.3; .NET4.0C; .NET4.0E) from string its IE7 with trident/6.0 be careful
– Yogesh
Dec 20 '13 at 12:15
...
How do I add a bullet symbol in TextView?
...
This worked for me:
<string name="text_with_bullet">Text with a \u2022</string>
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What is the proper way to test if a parameter is empty in a batch file?
...
watch out for strings that use double '"' as an escape sequence -- the script will crash when attempting the comparison. E.g. ""this string will crash the comparison"". Double '"' is the proper escape sequence, and doing a substitution on ...
How to get URL of current page in PHP [duplicate]
..._SERVER array, see the PHP manual page for it.
If you also need the query string (the bit after the ? in a URL), that part is in this variable:
$_SERVER['QUERY_STRING']
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How can I read a text file without locking it?
...eamReader(fs))
{
while (!fs.EndOfStream)
{
string line = fs.ReadLine();
// Your code here
}
}
}
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