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Default value of function parameter
... {
...
}
test.cpp
#include "lib.h"
int main() {
Add(4);
}
The compilation of test.cpp will not see the default parameter declaration, and will fail with an error.
For this reason, the default parameter definition is usually specified in the function declaration:
lib.h
int Add(int a, ...
Generate array of all letters and digits
...
@Zabba, you just indicated it in your comment ..)
– Nakilon
Jan 31 '11 at 1:56
3
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Is there a benefit to defining a class inside another class in Python?
...dManager class and a DownloadThread class. The obvious OOP concept here is composition. However, composition doesn't necessarily mean nesting, right?
...
Which is best way to define constants in android, either static class, interface or xml resource?
...ow you to organize your project significantly.
static final constants are compiled into the java bytecode; project resources are compiled into a binary format within the apk. Accessing either is extremely efficient... if there is a difference between the two, it is trivial at most.
There isn't a s...
When to use SELECT … FOR UPDATE?
...t promoted to exclusive or demoted to shared locks). Exclusive locks are incompatible with shared locks, so either SELECT or DELETE query will lock until another session commits.
In databases which use MVCC (like Oracle, PostgreSQL, MySQL with InnoDB), a DML query creates a copy of the record (in on...
ASP.NET MVC A potentially dangerous Request.Form value was detected from the client when using a cus
...on(MyViewModel myViewModel)
Brute force in web.config - definitely not recommended
In the web.config file, within the tags, insert the httpRuntime element with the attribute requestValidationMode="2.0". Also add the validateRequest="false" attribute in the pages element.
<configuration>
...
Extract elements of list at odd positions
... edited May 23 '17 at 12:26
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111 silver badge
answered Sep 15 '12 at 1:08
TadeckTadeck
...
Understanding what 'type' keyword does in Scala
... write
def doSomeThing(f: FunctorType)
which will be interpreted by the compiler as
def doSomeThing(f: (LocalDate, HolidayCalendar, Int, Boolean) => LocalDate)
This helps to avoid defining many custom types that are just tuples or functions defined on other types, for example.
There are al...