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string sanitizer for filename
...name
Put the string in lower case
Remove foreign accents such as Éàû by convert it into html entities and then remove the code and keep the letter.
Replace Spaces with dashes
Encode special chars that could pass the previous steps and enter in conflict filename on server. ex. "中文百强网"
Re...
What does void mean in C, C++, and C#?
...tals on where the term " void " comes from, and why it is called void. The intention of the question is to assist someone who has no C experience, and is suddenly looking at a C-based codebase.
...
Android NDK C++ JNI (no implementation found for native…)
...t: you can't use '_' (underscores) in function names since underscores are intepreted as package separator. So , only camel case function names are possible
– Nulik
Dec 12 '18 at 21:27
...
How to get values from IGrouping
...e<TElement>, you can use SelectMany to put all the IEnumerables back into one IEnumerable all together:
List<smth> list = new List<smth>();
IEnumerable<IGrouping<int, smth>> groups = list.GroupBy(x => x.id);
IEnumerable<smth> smths = groups.SelectMany(group =&...
What is the difference between a field and a property?
...horthand syntax
// used to generate a private field for you
public int AnotherProperty{get;set;}
}
@Kent points out that Properties are not required to encapsulate fields, they could do a calculation on other fields, or serve other purposes.
@GSS points out that you can also do other log...
What is the difference between dynamic and static polymorphism in Java?
...different classes)
overloading example:
class Calculation {
void sum(int a,int b){System.out.println(a+b);}
void sum(int a,int b,int c){System.out.println(a+b+c);}
public static void main(String args[]) {
Calculation obj=new Calculation();
obj.sum(10,10,10); // 30
obj...
How to remove part of a string? [closed]
...44 here";
$s = explode(" ",$string);
unset($s[1]);
$s = implode(" ",$s);
print "$s\n";
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Concept behind these four lines of tricky C code
... 0x2B '+' 0x43 'C'
This pattern corresponds to the string that you see printed, only backwards. At the same time, the second element of the array becomes zero, providing null terminator, making the string suitable for passing to printf().
...
how to listen to N channels? (dynamic select statement)
...tion from the reflect package:
func Select(cases []SelectCase) (chosen int, recv Value, recvOK bool)
Select executes a select operation described by the list of cases. Like
the Go select statement, it blocks until at least one of the cases can
proceed, makes a uniform pseudo-random choi...
Java, How do I get current index/key in “for each” loop [duplicate]
...
You can't, you either need to keep the index separately:
int index = 0;
for(Element song : question) {
System.out.println("Current index is: " + (index++));
}
or use a normal for loop:
for(int i = 0; i < question.length; i++) {
System.out.println("Current index is: " ...