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Get value of a string after last slash in JavaScript
..., we'd end up doing str.substring(0) which just returns the string.
Using Array#split
Sudhir and Tom Walters have this covered here and here, but just for completeness:
var parts = "foo/bar/test.html".split("/");
var result = parts[parts.length - 1]; // Or parts.pop();
split splits up a string ...
Proper way to use AJAX Post in jquery to pass model from strongly typed MVC3 view
...ty=blah&State=blah&ZipCode=blah&Country=blah"
2) Object Array:
$.ajax({
url: '/en/Home/Check',
data: $('#form').serializeArray(),
type: 'POST',
});
Data here is an array of key/value pairs :
=[{name: 'Address1', value: 'blah'}, {name: 'Address2', value: 'blah'}, {...
Creating an empty Pandas DataFrame, then filling it?
...her than NaNs
To do these type of calculations for the data, use a numpy array:
data = np.array([np.arange(10)]*3).T
Hence we can create the DataFrame:
In [10]: df = pd.DataFrame(data, index=index, columns=columns)
In [11]: df
Out[11]:
A B C
2012-11-29 0 0 0
2012-11-30 1 1...
Function overloading by return type?
...ted. (This isn't just for random operators like localtime. If you use an array @a in list context, it returns the array, while in scalar context, it returns the number of elements. So for example print @a prints out the elements, while print 0+@a prints the size.) Furthermore, every operator can...
What is the difference between a strongly typed language and a statically typed language?
... // $s is a string
$s = 123; // $s is now an integer
$s = array(1, 2, 3); // $s is now an array
$s = new DOMDocument; // $s is an instance of the DOMDocument class
That's dynamic typing.
Strong/Weak Typing
(Edit alert!)
Strong typing is a phrase with no widely agreed upon mean...
How to use concerns in Rails 4
...
def find_comments_with_word(word)
# for the given event returns an array of comments which contain the given word
end
def self.least_commented
# finds the event which has the least number of comments
end
def self.most_attended
# returns the event with most number of attend...
ruby on rails f.select options with custom attributes
...use the grouped_options_for_select helper, like this (if @continents is an array of continent objects, each having a countries method):
<%= f.select :country_id, grouped_options_for_select(
@continents.map{ |group| [group.name, group.countries.
map{ |c| [c.name, c.id, {'data-currency_cod...
Limit the length of a string with AngularJS
...ngularjs (I'm using 1.2.16) the limitTo filter supports strings as well as arrays so you can limit the length of the string like this:
{{ "My String Is Too Long" | limitTo: 9 }}
which will output:
My String
share
...
AfxIsValidAddress 测试内存地址 - C/C++ - 清泛网 - 专注C/C++及内核技术
...于模块分配新的地址。
Example
// Allocate a 5 character array, which should have a valid memory address.
char* arr = new char[5];
// Create a null pointer, which should be an invalid memory address.
char* null = (char*)0x0;
ASSERT(AfxIsValidAddress(arr, 5));
ASSERT(!AfxIsV...
Parameterize an SQL IN clause
...ing[] paramNames = tags.Select(
(s, i) => "@tag" + i.ToString()
).ToArray();
string inClause = string.Join(", ", paramNames);
using (SqlCommand cmd = new SqlCommand(string.Format(cmdText, inClause))) {
for(int i = 0; i < paramNames.Length; i++) {
cmd.Parameters.AddWithValue(par...