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Suppressing “is never used” and “is never assigned to” warnings in C#
...code. The first ("... is never used") is usually a code-smell of leftovers from earlier versions of the code. Perhaps code was deleted, but fields left behind.
The second is usually a code-smell for incorrectly used fields. For instance, you might incorrectly write the new value of a property back ...
How to send a “multipart/form-data” with requests in python?
...ow what headers you posted with; in response.json() we have:
>>> from pprint import pprint
>>> pprint(response.json()['headers'])
{'Accept': '*/*',
'Accept-Encoding': 'gzip, deflate',
'Connection': 'close',
'Content-Length': '141',
'Content-Type': 'multipart/form-data; '
...
How to specify the location with wget?
...
From the manual page:
-P prefix
--directory-prefix=prefix
Set directory prefix to prefix. The directory prefix is the
directory where all other files and sub-directories will be
saved to, i....
Call An Asynchronous Javascript Function Synchronously
...t know why you wouldn't just pass a callback to doSomething() to be called from the other callback, but I better stop before I get into trouble. ;)
Oh, what the heck. You gave an example that suggests it can be done correctly, so I'm going to show that solution...
function doSomething( func ) {
...
What's better at freeing memory with PHP: unset() or $var = null
...a. You might get memory freed / shrunk faster, but it may steal CPU cycles from the code that truly needs them sooner, resulting in a longer overall execution time.
(Since 2013, that unset man page don't include that section anymore)
Note that until php5.3, if you have two objects in circular refer...
Convert Iterator to ArrayList
...
where is iterator coming from? it is an unresolved symbol
– javadba
Apr 23 '18 at 3:34
...
How to link Docker services across hosts?
Docker allows servers from multiple containers to connect to each other via links and service discovery . However, from what I can see this service discovery is host-local. I would like to implement a service that uses other services hosted on a different machine.
...
Detect if stdin is a terminal or pipe?
When I execute " python " from the terminal with no arguments it brings up the Python interactive shell.
6 Answers
...
UI Design Pattern for Windows Forms (like MVVM for WPF)
...n BindTree().
Below is the code snippet.... not tested, directly keyed in from thought....
public interface IYourView
{
void BindTree(Model model);
}
public class YourView : System.Windows.Forms, IYourView
{
private Presenter presenter;
public YourView()
{
presenter = new YourP...
pandas DataFrame: replace nan values with average of columns
... CAUTION: if you want to use this for Machine Learning / Data Science: from a Data Science perspective it is wrong to first replace NA and then split into train and test... You MUST first split into train and test, then replace NA by mean on train and then apply this stateful preprocessing model...