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Spring 3 RequestMapping: Get path value
... HandlerMapping.PATH_WITHIN_HANDLER_MAPPING_ATTRIBUTE:
@RequestMapping("/{id}/**")
public void foo(@PathVariable("id") int id, HttpServletRequest request) {
String restOfTheUrl = (String) request.getAttribute(
HandlerMapping.PATH_WITHIN_HANDLER_MAPPING_ATTRIBUTE);
...
}
...
Why is parenthesis in print voluntary in Python 2.7?
...his as:
print (expr1), (expr2), ... (expr3)
This has nothing to do with calling a function.
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Populate data table from data reader
...
Please check the below code. Automatically it will convert as DataTable
private void ConvertDataReaderToTableManually()
{
SqlConnection conn = null;
try
{
string connString = ConfigurationManager.ConnectionStrings["Northw...
SQLite add Primary Key
...ered Jun 3 '09 at 17:42
Nathan RidleyNathan Ridley
31.2k2828 gold badges113113 silver badges186186 bronze badges
...
How do I use arrays in C++?
...nce this is equivalent to &*(x+n), and the sub-expression *(x+n) technically invokes undefined behavior in C++ (but not in C99).
Also note that you could simply provide x as the first argument. That is a little too terse for my taste, and it also makes template argument deduction a bit harder f...
What is the LD_PRELOAD trick?
...trumented variant, or to load a library that does something completely radically different from the base library as though to emulate some other system.
– Joshua
Nov 26 '13 at 15:35
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Scala list concatenation, ::: vs ++
...ssociative. x ::: y ::: z is parsed as x ::: (y ::: z), which is algorithmically faster than (x ::: y) ::: z (the latter requires O(|x|) more steps).
Type safety
With ::: you can only concatenate two Lists. With ++ you can append any collection to List, which is terrible:
scala> List(1, 2, 3) ...
Are class names in CSS selectors case sensitive?
...
CSS selectors are generally case-insensitive; this includes class and ID selectors.
But HTML class names are case-sensitive (see the attribute definition), and that's causing a mismatch in your second example. This has not changed in HTML5.1
This is because the case-sensitivity of selectors i...
ViewParam vs @ManagedProperty(value = “#{param.id}”)
...ditional <f:event type="preRenderView" listener="#{bean.init}" /> inside the <f:metadata> to do initialization/preloading based on the set values. Since JSF 2.2 you could use <f:viewAction> for that instead.
Allows for nested <f:converter> and <f:validator> for more fi...
Mongoose, Select a specific field with find
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The _id field is always present unless you explicitly exclude it. Do so using the - syntax:
exports.someValue = function(req, res, next) {
//query with mongoose
var query = dbSchemas.SomeValue.find({}).select('name -_id')...