Web from the very beginning, using html tags A simple way to build portals and forums, at that time it felt like being a website. Later, there was the Ajax method, which can dynamically obtain data
Category: Mobile
Mobile development refers to the program development of mobile phone software in the mobile Internet industry. The basic development languages are C, C++, JAVA, J2ME, etc. The mobile phone operating platforms involved include Symbian, WindowsMobile, Android, IPhone, OPhone, Linux, etc. The software development of these mobile phone operating system platforms is collectively referred to as mobile development.
JWT custom verification rules and generation, users log in, search for filtering, sorting, paging
# Custom verification token rules
1. View class from .authentications import JWTAuthentication
class UserDetail1(APIView):
permission_classes = [IsAuthenticated] # Login required
authenti
Vue life cycle
The life cycle of a vue is shown in the figure below (very clear)
Secondly, the life cycle is the hook function. In vue It is divided into 8 stages: before/after creation, before/after loadin
POJ 1159 Palindrome – Maximum Public Sub Sequence Question + Rolling Array
Description
Input
Output
Sample Input
5
Ab3bd Sample Output
2
The meaning of the question: give n, which means The length of the string given next is n. Insert a
iOS – NSDictionary release trigger valueforKey return value release
I am currently trying to enter iOS development by myself. Now I cannot understand memory management.
This is the reason for my confusion:
NSString *path = [self.dataPath stringByAppendingPat
iOS – Restkit makes UI no response
I am using RestKit version 0.2, and when I call RKRequestOperation, I see that it blocks the UI (meaning, the UI becomes incoherent/unresponsive), as shown below: < p>
– (void)scrollViewWillE
Matplot 3D image
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 =
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;