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Android SDK installation doesn't find JDK
I'm trying to install the Android SDK on my Windows 7 x64 System.
45 Answers
45
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Can we have functions inside functions in C++?
...;
// Captures i by reference; increments it by one
auto addOne = [&] () {
i++;
};
while(i < 10) {
addOne(); //Add 1 to i
std::cout << i << "\n";
}
}
C++98 and C++03 - Not directly, but yes with static functions inside local classes
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call a static method inside a class?
...that a static method call is taking place.
$this::staticMethod();
Since PHP 5.3 you can use $var::method() to mean <class-of-$var>::; this is quite convenient, though the above use-case is still quite unconventional. So that brings us to the most common way of calling a static method:
self...
How to initialize a vector in C++ [duplicate]
...late this with an array:
int vv[2] = { 12,43 };
std::vector<int> v(&vv[0], &vv[0]+2);
Or, for the case of assignment to an existing vector:
int vv[2] = { 12,43 };
v.assign(&vv[0], &vv[0]+2);
Like James Kanze suggested, it's more robust to have functions that give you the ...
break out of if and foreach
...
A safer way to approach breaking a foreach or while loop in PHP is to nest an incrementing counter variable and if conditional inside of the original loop. This gives you tighter control than break; which can cause havoc elsewhere on a complicated page.
Example:
// Setup a counter
$...
How can I run a function from a script in command line?
...tim; and here you could specify the function name as the first argument. Example:
$ cat test.sh
testA() {
echo "TEST A $1";
}
testB() {
echo "TEST B $2";
}
"$@"
$ bash test.sh
$ bash test.sh testA
TEST A
$ bash test.sh testA arg1 arg2
TEST A arg1
$ bash test.sh testB arg1 arg2
TEST B arg...
Remove specific commit
...be a toss up between revert and rebase, and there are no straightforward examples, and the docs assume I know more than I do.
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Best way to require all files from a directory in ruby?
...
Dir.glob(File.join('path', '**', '*.rb'), &method(:require))
or alternatively, if you want to scope the files to load to specific folders:
Dir.glob(File.join('path', '{folder1,folder2}', '**', '*.rb'), &method(:require))
explanation:
Dir.glob takes a bl...
How to add new column to MYSQL table?
I am trying to add a new column to my MYSQL table using PHP. I am unsure how to alter my table so that the new column is created. In my assessment table I have:
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Error handling in getJSON calls
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Why not
getJSON('get.php',{cmd:"1", typeID:$('#typesSelect')},function(data) {
// ...
});
function getJSON(url,params,callback) {
return $.getJSON(url,params,callback)
.fail(function(jqXMLHttpRequest,textStatus,errorThrown) {
...