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java.net.URLEncoder.encode(String) is deprecated, what should I use instead?
...od in URLEncoder:
URLEncoder.encode(String, String)
The first parameter is the text to encode; the second is the name of the character encoding to use (e.g., UTF-8). For example:
System.out.println(
URLEncoder.encode(
"urlParameterString",
java.nio.charset.StandardCharsets.UTF_8.toStri...
Use latest version of Internet Explorer in the webbrowser control
...ault version of the webbrowser control in a C# Windows Forms
application is 7. I have changed to 9 by the article Browser Emulation , but how is it possible to use the latest version of the installed Internet Explorer in a webbrowser control?
...
How to count total number of watches on a page?
Is there a way, in JavaScript, to count the number of angular watches on the entire page?
12 Answers
...
Combined area of overlapping circles
...responding circles to form a polygon. The area of the union of the circles is the area of the polygon + the area of the circle slices defined by consecutive intersection points and the circle center in between them. You'll need to also account for any holes.
...
Does Java have a HashMap with reverse lookup?
I have data that is organized in kind of a "key-key" format, rather than "key-value". It's like a HashMap, but I will need O(1) lookup in both directions. Is there a name for this type of data structure, and is anything like this included in Java's standard libraries? (or maybe Apache Commons?)
...
IIS7 Permissions Overview - ApplicationPoolIdentity
We have recently upgraded to IIS7 as a core web server and I need an overview in terms of the permissions. Previously, when needing to write to the file system I would have give the AppPool user (Network Service) access to the directory or file.
...
Selenium WebDriver: Wait for complex page with JavaScript to load
I have a web application to test with Selenium. There is a lot of JavaScript running on page load.
This JavaScript code is not so well written but I can't change anything.
So waiting for an element to appear in the DOM with findElement() method is not an option.
I want to create a generic func...
How do I get the row count of a pandas DataFrame?
I'm trying to get the number of rows of dataframe df with Pandas, and here is my code.
14 Answers
...
How to add an extra column to a NumPy array
...
I think a more straightforward solution and faster to boot is to do the following:
import numpy as np
N = 10
a = np.random.rand(N,N)
b = np.zeros((N,N+1))
b[:,:-1] = a
And timings:
In [23]: N = 10
In [24]: a = np.random.rand(N,N)
In [25]: %timeit b = np.hstack((a,np.zeros((a.sh...
What's the role of GetHashCode in the IEqualityComparer in .NET?
... in .NET has an Equals method and a GetHashCode method.
The Equals method is used to compare one object with another object - to see if the two objects are equivalent.
The GetHashCode method generates a 32-bit integer representation of the object. Since there is no limit to how much information an...