import matplotlib.pyplot as plt
from mpl_toolkits.mplot3d import Axes3D
import numpy as np
fig = plt.figure()
ax = Axes3D(fig)
X = np.arange(-4, 4, 0.25)
Y = np.arange(-4, 4, 0.25)
X, Y =
Author: Simo
iOS – UITableView reloaddata does not reload
I am confused why reloadData does not reload the tableview. It does not call numberOfRowsInSection…
The fetchedResultsController does get the new data after saving the new data to the core
When saved, Xcode will hang about 10 seconds.
I just installed XCode 4.2 and I’m running Lion 10.7.2. The problem is that when I try to save the file, it usually saves the previous one or two normally. Then, when I try When saving, XCode will
【leetcode】83-Remove Duplicates from Sorted List
problem
Remove Duplicates from Sorted List
The basic usage of linked list is investigated.
code
/**
* Definition for singly-linked list.
* struct ListNode {
* int val;
Update Xcode 8 after running, you will output a bunch of things in the print station (Xcode 8 log output problem)
When using Xcode 8 to run the project, you will find the following strange log output on the print station:
2016-09-19 10:43:44.001757 Demo[7100:171568] subsystem: com.apple.UIKit, category : HIDEv
Polo the Penguin and XOR Operation
Polo the Penguin and XOR operation CodeForces-288C
Little penguin Polo likes permutations. But most of all he likes permutations of integers from 0 to n, inclusive.
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Can iOS applications control the phone?
My mother’s deaf. I usually use the TTY service to talk to her. She has a TTY phone at home. I have checked the iOS TTY and all it says is just connecting the cable to the iPhone to Use physical TT
Create a Hybrid project using Sencha Touch: (1) Sencha Touch Environment
1. Environment:
Computer environment: ubuntu kylin 15.04
jre, version 1.7
explorer,chrome
ruby:2.1,sudo apt-get install ruby2.1
touch framework: http://cdn.sencha.com/
How to detect the end of the gesture? (IOS)
In my application, I use UIPinchGestureRecognizer, UIRotationGestureRecognizer and UIPanGestureRecognizer at the same time to zoom, rotate and move the image.
Method gestureRecognizer: should
How to deal with the FCM notification on custom OS phones such as OPPO, VIVO, MIUI?
I implemented FCM push notification in Android App.
I got all notification JSON in the data payload. I “not added” the’notification’ tag on the api. Therefore, in all states (foreground/background