How can I reverse a list in Python?
You can make use of the reversed function for this as: Note that reversed(…) does not return a list. You can get a reversed list using list(reversed(array)).
You can make use of the reversed function for this as: Note that reversed(…) does not return a list. You can get a reversed list using list(reversed(array)).
Warning This answer will not attempt to solve this programatically … Instead it focuses on letting Matlab do the eye crossing* for you however you still need to decide how far* to cross them… * this terminology sounds wrong but I’m just going to go with it Method Simply shifting the image and subtracting it from … Read more
It is hard or impossible to detect by looking at a value.The problem is the maximum value plus even only 1 is still/again a valid value; i.e. 0. This is why most programmers avoid as much as possible, if it is actually a wrong value. For some applications, wrapping around is part of the logic … Read more
The effects of the three different methods to remove an element from a list: remove removes the first matching value, not a specific index: del removes the item at a specific index: and pop removes the item at a specific index and returns it. Their error modes are different too:
should be: You are multiplying 0.01 with the growthRates list object. Multiplying a list by an integer is valid (it’s overloaded syntactic sugar that allows you to create an extended a list with copies of its element references). Example:
shutil has many methods you can use. One of which is: Copy the contents of the file named src to a file named dst. Both src and dst need to be the entire filename of the files, including path. The destination location must be writable; otherwise, an IOError exception will be raised. If dst already exists, it will be replaced. Special files such as character or block … Read more
How do I manually throw/raise an exception in Python? Use the most specific Exception constructor that semantically fits your issue. Be specific in your message, e.g.: Don’t raise generic exceptions Avoid raising a generic Exception. To catch it, you’ll have to catch all other more specific exceptions that subclass it. Problem 1: Hiding bugs For example: … Read more
Let’s start by explaining what a tag in git is A tag is used to label and mark a specific commit in the history.It is usually used to mark release points (eg. v1.0, etc.). Although a tag may appear similar to a branch, a tag, however, does not change. It points directly to a specific commit in the history and will not … Read more
see here: Java Tool Doc, it says, -XmxnSpecify the maximum size, in bytes, of the memory allocation pool. This value must a multiple of 1024 greater than 2MB. Append the letter k or K to indicate kilobytes, or m or M to indicate megabytes. The default value is 64MB. The upper limit for this value will … Read more
How can I do the following in Python? I need to have the elements of an array, but from the end to the beginning.