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How to use jQuery in chrome extension?
...t defined my added this to my work.js file for testing. $("body").html("Foo!");
– Ishan
Jan 24 '14 at 6:47
...
How can I selectively merge or pick changes from another branch in Git?
...his stages the files in the index automatically, so you if you checked out foo.c do git reset HEAD foo.c to unstage that file and you can then diff it. I found this out after trying it and coming back here to look for an answer to this
– michiakig
Feb 15 '11 at...
Emulating a do-while loop in Bash
... with a read loop, too, skipping the first read:
do=true
while $do || read foo; do
do=false
# your code ...
echo $foo
done
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Is there any difference between the `:key => “value”` and `key: “value”` hash notations?
... the key will be a symbol, and to access the value stored at that key in a foo hash would still be foo[:key].
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Returning a C string from a function
... static char* months[] = {"Jan", "Feb", "Mar" .... };
static char badFood[] = "Unknown";
if (month<1 || month>12)
return badFood; // Choose whatever is appropriate for bad input. Crashing is never appropriate however.
else
return months[month-1];
}
int main()
{
...
Why must a lambda expression be cast when supplied as a plain Delegate parameter
...m goes away (qv Skeet's anwer) and we have this very succinct syntax:
int foo = 5;
public void SomeMethod()
{
var bar = "a string";
UI(() =>
{
//lifting is marvellous, anything in scope where the lambda
//expression is defined is available to the asynch code
someTextBlock.Text ...
Differences between std::make_unique and std::unique_ptr with new
...of new you have to remember the rule about not using unnamed temporaries.
foo(make_unique<T>(), make_unique<U>()); // exception safe
foo(unique_ptr<T>(new T()), unique_ptr<U>(new U())); // unsafe*
The addition of make_unique finally means we can tell people to 'never' use ...
How to test that no exception is thrown?
...throws Exception }
and then your code becomes simply:
@Test
public void foo(){
MyAssertions.assertDoesNotThrow(() -> {
//execute code that you expect not to throw Exceptions.
}
}
If you dont have access to Java-8, I would use a painfully old java facility: aribitrary code blocks and ...
Connect Java to a MySQL database
...ection conn = DriverManager.getConnection
("jdbc:mysql://localhost:3306/foo", "root", "password");
Statement stmt = conn.createStatement();
stmt.execute("SELECT * FROM `FOO.BAR`");
stmt.close();
conn.close();
Add exception handling, configuration etc. to taste.
...
What is the purpose of python's inner classes?
...on, all statements are executable. That means that this statement:
class foo(object):
pass
is a statement that is executed at runtime just like this one:
x = y + z
This means that not only can you create classes within other classes, you can create classes anywhere you want to. Consider ...