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How do I get the picture size with PIL?
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513
from PIL import Image
im = Image.open('whatever.png')
width, height = im.size
According to ...
How to check if a path is absolute path or relative path in cross platform way with Python?
...account.
– Lemming
Nov 20 '13 at 14:52
1
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How Does Modulus Divison Work
...d 16 = 11
Other examples:
30 / 3 = 10, remainder 0
=> 30 mod 3 = 0
35 / 3 = 11, remainder 2
=> 35 mod 3 = 2
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How do I parallelize a simple Python loop?
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edited Jun 17 '15 at 17:14
user124384
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answe...
Setting the MySQL root user password on OS X
... with whatever password you want. Should be all set!
Update: As of MySQL 5.7, the password field has been renamed authentication_string. When changing the password, use the following query to change the password. All other commands remain the same:
mysql> UPDATE user SET authentication_strin...
Rename Pandas DataFrame Index
...so here are some more examples:
In [1]: df = pd.DataFrame([[1, 2, 3], [4, 5 ,6]], columns=list('ABC'))
In [2]: df
Out[2]:
A B C
0 1 2 3
1 4 5 6
In [3]: df1 = df.set_index('A')
In [4]: df1
Out[4]:
B C
A
1 2 3
4 5 6
You can see the rename on the index, which can change...
Examples of Algorithms which has O(1), O(n log n) and O(log n) complexities
...on, here is a small list -
O(1) time
Accessing Array Index (int a = ARR[5];)
Inserting a node in Linked List
Pushing and Poping on Stack
Insertion and Removal from Queue
Finding out the parent or left/right child of a node in a tree stored in Array
Jumping to Next/Previous element in Doubly Linke...
Declaring variables inside or outside of a loop
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edited Aug 6 '17 at 13:35
answered Jan 10 '12 at 13:12
Mi...
Java: parse int value from a char
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Try Character.getNumericValue(char).
String element = "el5";
int x = Character.getNumericValue(element.charAt(2));
System.out.println("x=" + x);
produces:
x=5
The nice thing about getNumericValue(char) is that it also works with strings like "el٥" and "el५" where ٥ and ५...
Docker how to change repository name or rename image?
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1085
docker image tag server:latest myname/server:latest
or
docker image tag d583c3ac45fd myname/s...