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How can I pass a member function where a free function is expected?
...n<void(int, int)> fun)
{
fun(1, 1);
}
int main (int argc, const char * argv[])
{
...
aClass a;
auto fp = std::bind(&aClass::test, a, _1, _2);
function1(fp);
return 0;
}
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How do you sort an array on multiple columns?
...
A good way to sort on many fields that are strings is to use toLocaleCompare and the boolean operator ||.
Something like:
// Sorting record releases by name and then by title.
releases.sort((oldRelease, newRelease) => {
const compareName = oldRelease.name.local...
proper hibernate annotation for byte[]
...pes: Java primitive, types, wrappers
of the primitive types,
java.lang.String,
java.math.BigInteger,
java.math.BigDecimal,
java.util.Date,
java.util.Calendar, java.sql.Date,
java.sql.Time, java.sql.Timestamp,
byte[], Byte[], char[], Character[], enums, and any other
type that imple...
Convert String to Calendar Object in Java
... DateTimeFormatter.ofPattern( "E MMM d HH:mm:ss z uuuu" )
)
).toString()
2011-03
Avoid legacy date-time classes
The modern way is with java.time classes. The old date-time classes such as Calendar have proven to be poorly-designed, confusing, and troublesome.
Define a custom form...
Are static fields inherited?
...which I used to verify my answer):
#include <iostream>
#include <string>
using namespace std;
class SomeClass
{
public:
SomeClass() {total++;}
static int total;
void Print(string n) { cout << n << ".total = " << total << endl; }
};
...
Get Character value from KeyCode in JavaScript… then trim
...inputs?
$("input").bind("keyup",function(e){
var value = this.value + String.fromCharCode(e.keyCode);
});
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jQuery pass more parameters into callback
...
Therefore I think the solution is as follows:
var doSomething = function(extraStuff) {
return function(data, textStatus, jqXHR) {
// do something with extraStuff
};
};
var clicked = function() {
var extraStuff = {
myParam1: 'foo',
myParam2: 'bar'
}; // an o...
Finding the type of an object in C++
...add that you can find the class type with:
#include <typeinfo>
...
string s = typeid(YourClass).name()
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C# Lambda expressions: Why should I use them?
...tra work required to create a full method.
Consider this example:
List<string> people = new List<string> { "name1", "name2", "joe", "another name", "etc" };
string person = people.Find(person => person.Contains("Joe"));
versus
public string FindPerson(string nameContains, List<...
Redefine tab as 4 spaces
...
It depends on what you mean. Do you want actual tab characters in your file to appear 4 spaces wide, or by "tab" do you actually mean an indent, generated by pressing the tab key, which would result in the file literally containing (up to) 4 space characters for each "tab" you...