大约有 47,000 项符合查询结果（耗时：0.0649秒） [XML]
How to implement history.back() in angular.js
...u need to use a link function in your directive:
link: function(scope, element, attrs) {
element.on('click', function() {
$window.history.back();
});
}
See jsFiddle.
share
|
i...
How to print a dictionary's key?
...n, an arbitrary number of keys. There is no "the key". You have the keys() method, which gives you a python list of all the keys, and you have the iteritems() method, which returns key-value pairs, so
for key, value in mydic.iteritems() :
print key, value
Python 3 version:
for key, value in ...
How do I see the extensions loaded by PHP?
It's got to be somewhere in the phpinfo() dump, but I just don't know where. Is it supposed to be under the "Additional Modules" section? Somewhere else? I'm trying to figure out why some extensions don't appear to be loaded, but I don't even know where I should be looking.
...
Remove the last three characters from a string
...
myString = myString.Substring(0, myString.Length-3);
String.Substring Method (Int32, Int32)
Retrieves a substring from this instance. The substring starts at a
specified character position and has a specified length.
You can also using String.Remove(Int32) method to remove the last th...
How to convert decimal to hexadecimal in JavaScript
...n the question). If you've got a Number then this will work. If you have something too big to be a javascript Number object (a Double) then you'll have to find something else.
– Prestaul
Mar 30 '12 at 5:36
...
Descending order by date filter in AngularJs
So the book comes from rest api and it has many readers attached. I want to get the 'recent' reader.
9 Answers
...
apache redirect from non www to www
...problem. Here is a simpler solution:
<VirtualHost *:80>
ServerName example.com
Redirect permanent / http://www.example.com/
</VirtualHost>
<VirtualHost *:80>
ServerName www.example.com
# real server configuration
</VirtualHost>
And then you'll have another...
Unresolved external symbol in object files
...t no idea what to do. I don't know what's wrong.
Could you please decipher me? Where should I be looking for what kind of errors?
...
How to empty a list?
...t1
del lst1[:]
print(lst2)
For the sake of completeness, the slice assignment has the same effect:
lst[:] = []
It can also be used to shrink a part of the list while replacing a part at the same time (but that is out of the scope of the question).
Note that doing lst = [] does not empty the li...
Static constant string (class member)
...
You have to define your static member outside the class definition and provide the initializer there.
First
// In a header file (if it is in a header file in your case)
class A {
private:
static const string RECTANGLE;
};
and then
// In one...