大约有 42,000 项符合查询结果（耗时：0.0113秒） [XML]
How do I do a not equal in Django queryset filtering?
...lookup_name = 'ne'
def as_sql(self, qn, connection):
lhs, lhs_params = self.process_lhs(qn, connection)
rhs, rhs_params = self.process_rhs(qn, connection)
params = lhs_params + rhs_params
return '%s <> %s' % (lhs, rhs), params
Then you need to register it...
How to obtain the query string from the current URL with JavaScript?
...lue("name"));
In modern browsers
In modern browsers you have the searchParams property of the URL interface, which returns a URLSearchParams object. The returned object has a number of convenient methods, including a get-method. So the equivalent of the above example would be:
let params = (new...
Constructor overload in TypeScript
...h all overloads. In your example, this can easily be done with an optional parameter as in,
interface IBox {
x : number;
y : number;
height : number;
width : number;
}
class Box {
public x: number;
public y: number;
public height: number;
public width: number;
...
Equivalent of .try() for a hash to avoid “undefined method” errors on nil? [duplicate]
...; is not a drop in replacement of #try. Take a look at this example:
> params = nil
nil
> params&.country
nil
> params = OpenStruct.new(country: "Australia")
#<OpenStruct country="Australia">
> params&.country
"Australia"
> params&.country&.name
NoMethodError: u...
Change the name of the :id parameter in Routing resources for Rails
I looked around on how to change the dynamic params slot and found this post that does the exact thing.
The post is https://thoughtbot.com/blog/rails-patch-change-the-name-of-the-id-parameter-in
...
How to get UTF-8 working in Java webapps?
...ary to configure that the connector uses UTF-8 to encode url (GET request) parameters:
<Connector port="8080" maxHttpHeaderSize="8192"
maxThreads="150" minSpareThreads="25" maxSpareThreads="75"
enableLookups="false" redirectPort="8443" acceptCount="100"
connectionTimeout="20000" disableUpload...
Change the Right Margin of a View Programmatically?
... void setMargins (View v, int l, int t, int r, int b) {
if (v.getLayoutParams() instanceof ViewGroup.MarginLayoutParams) {
ViewGroup.MarginLayoutParams p = (ViewGroup.MarginLayoutParams) v.getLayoutParams();
p.setMargins(l, t, r, b);
v.requestLayout();
}
}
You should...
How do I get a raw, compiled SQL query from a SQLAlchemy expression?
...bject and want to get the text of the compiled SQL statement, with all its parameters bound (e.g. no %s or other variables waiting to be bound by the statement compiler or MySQLdb dialect engine, etc).
...
Using javadoc for Python documentation [closed]
...le could look as follows:
"""Replaces template placeholder with values.
:param timestamp: formatted date to display
:param priority: priority number
:param priority_name: priority name
:param message: message to display
:returns: formatted string
"""
Or extended with type information:
"""Replac...
Matplotlib make tick labels font size smaller
...e tick label objects, you can use plt.setp. (Also, have a look at ax.tick_params) For example, you can just do plt.setp(ax.get_xticklabels(), rotation='vertical', fontsize=14). Also, axes objects have an ax.is_last_row() method which can be handy in cases like your example. Instead of if i != len...