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Remove all special characters with RegExp
...*()_|+\-=?;:'",.<>\{\}\[\]\\\/]/gi, '');
take special note that in order to also include the "minus" character, you need to escape it with a backslash like the latter group. if you don't it will also select 0-9 which is probably undesired.
...
Static methods in Python?
...k that Steven is actually right. To answer the original question, then, in order to set up a class method, simply assume that the first argument is not going to be a calling instance, and then make sure that you only call the method from the class.
(Note that this answer refers to Python 3.x. In Py...
How do I list all files of a directory?
...x.2: How to copy all files from a directory to another?
A script to make order in your computer finding all files of a type (default: pptx) and copying them in a new folder.
import os
import shutil
from path import path
destination = "F:\\file_copied"
# os.makedirs(destination)
def copyfile(dir...
Utils to read resource text file to String (Java) [closed]
...mething threshold size. Libraries often make your application size grow by orders of magnitude. One could argue just the opposite of what you said: "No need to write code. Yeah, let's just import libraries every time". Would you really prefer importing a library just to save you 3 lines of code? I b...
error: passing xxx as 'this' argument of xxx discards qualifiers
... @Mahesh: It's like I said -- if the elements in a set are changed, the order can be upset and then the set isn't valid anymore. In a map, only the key is const. In a set, the whole object is really the key.
– Fred Larson
May 12 '11 at 5:12
...
How to quickly check if folder is empty (.NET)?
... You need to add SetLastError = true to the DllImport for FindFirstFile in order for the Marshal.GetHRForLastWin32Error() call to work correctly, as described in the Remarks section of the MSDN doc for GetHRForLastWin32Error().
– Joel V. Earnest-DeYoung
Jun 19 ...
What's the difference between equal?, eql?, ===, and ==?
...t: => true
Note that two arrays with the same elements in a different order are not equal, uppercase and lowercase versions of the same letter are not equal and so on.
When comparing numbers of different types (e.g., integer and float), if their numeric value is the same, == will return true....
What really happens in a try { return x; } finally { x = null; } statement?
... statement is executed, but the return value isn't affected. The execution order is:
Code before return statement is executed
Expression in return statement is evaluated
finally block is executed
Result evaluated in step 2 is returned
Here's a short program to demonstrate:
using System;
class ...
XmlSerializer: remove unnecessary xsi and xsd namespaces
...and replaced it with what follows:
// You have to use this constructor in order for the root element to have the right namespaces.
// If you need to do custom serialization of inner objects, you can use a shortened constructor.
XmlSerializer xs = new XmlSerializer(typeof(MyTypeWithNamespaces), new ...
Add legend to ggplot2 line plot
...me figure as before). With named values, the breaks can be used to set the order in the legend and any order can be used in the values.
ggplot(data = datos, aes(x = fecha)) +
geom_line(aes(y = TempMax, colour = "TempMax")) +
geom_line(aes(y = TempMedia, colour = "TempMedia")) +
geom_line(aes(...