Welcome to OStack Knowledge Sharing Community for programmer and developer-Open, Learning and Share
Login
Remember
Register
Ask
Q&A
All Activity
Hot!
Unanswered
Tags
Users
Ask a Question
No answer
No selected answer
No upvoted answer
Ask a Question
Categories
All categories
Topic[话题] (13)
Life[生活] (4)
Technique[技术] (2.1m)
Idea[创意] (3)
Jobs[工作] (2)
Others[杂七杂八] (18)
Code Example[编程示例] (0)
Recent questions without an upvoted answer
0
votes
537
views
1
answer
Why angularjs controller is not called when i click the button again?
Hi i have a webpage like this, left side has button, right side is the area for ng-view (in my case, several ... same. Thank you for your help. See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
638
views
1
answer
c++ - Assigning a value to char* in a struct
I have problem with my code i cant assign a string value into char* in a struct. Can someone tell me what is ... "); } Thank you very much. See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
563
views
1
answer
Batch script that will allow to search a particular IP and change it to a new IP address in a .ini file
I want to write a batch script, that will allow to search a particular ip and change it to a new ip address in a .ini file. See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
564
views
1
answer
C OR '|' operator
I have an statement in a C program by someone else in this format int variable |= functioncall(parameter); I ... bitwise OR and then assign. See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
578
views
1
answer
Find a function to return value based on condition using R
I have a table with values KId sales_month quantity_sold 100 1 0 100 2 0 100 3 0 496 2 6 511 2 10 846 ... to perform this. Thanks in advance. See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
625
views
1
answer
java - My loop boolean is not compiling
I need this method to go through my ArrayList myZip, find whether or not there is an integer in there ... MerryVille, WA, Longitude, Latitude See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
679
views
1
answer
Replace double quote in javascript variable string
How to replace all double quotes (") instance from a javascript variable string? Here's my code var ... not working) Any idea? See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
575
views
1
answer
java - How would i program this correctly?
what the program wants me to code: Code an executable program that will produce an invoice for a customer ordering a ... .nextDouble(); } } } See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
484
views
1
answer
How to use preferences in Android support library v7 rev23?
In my app using support library v7 I want to add a preference screen. Since Google provides absolutely no ... I have added preference.xml See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
695
views
1
answer
json - getting the value from text file after the colon or before the colon in python
I only need the last number 25 so i can change it to int(). I have this text file: { "members": [ {"name": ... : result = my_data.split(':')[-1] See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
595
views
1
answer
java - How to add the value of all the objects?
Let's say we have a class SCORE. It has three objects s1,s2 and s3. SCORE has an attribute RUNS. How to ... .TOTALSCORE() ? Or any other way? See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
466
views
1
answer
symfony - Symfony2.7 displaying combox items in twig
I have a table named company and departments. Company having one to many relationship with departments. ... Company */ public function setLastUpdatedDate($lastUpdatedDate) {...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
542
views
1
answer
ecmascript 6 - reading / assigning reference types in JavaScript
I like to think I have and understanding of reference types, but I am wondering what I am missing here, what ... understand the exact why of it? See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
662
views
1
answer
css - Html Body Background Image
In body tag, I added a background-image. But the image is repeated 4 times. How to fix that to display it ... { background-image : no-repeat; } See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
459
views
1
answer
php - Magento admin grid was not displaying only header title and add button are present
Thanks to @PHP Weblineindia for sharing a link for this tutorial http://navaneeth.me/creating-magento-extension- ... spot the problem? Thanks See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
554
views
1
answer
python - Count the number of times elements in a numpy array consecutively satisfy a condition
I have a numpy array as follows: import numpy as np a = np.array([1, 4, 2, 6, 4, 4, 6, 2, 7, 6, 2, 8 ... -- # (a<b) 2+ times consecutively 1 2 3 See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
554
views
1
answer
sql - how to get sum(col2) as somename,(col2*col3)/Sum(col2) as somename1 for the some date
MY column: col1 col2 col3 date a 11 0 3/6/2015:0:00:00 b 5 4 3/6/2015:0:00:00 c 5 5 3/6/2015:0:00: ... *col3/sum(col2) date 45 11 3/6/2015 0:00 See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
543
views
1
answer
java - How can I get the last text in <p> through xpath in selenium webdriver
I want to extract the text in the paragraph encircled in the screenshot. But from the last instance of the class, because ... )).getText(); ][1] See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
526
views
1
answer
c - Why the address of structure and next is not same?
#include<stdio.h> #include<stdlib.h> #include<malloc.h> struct node { int id; struct node *next; }; ... 0x7ffd37e9a470 Why both are not same? See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
587
views
1
answer
c# - How to find longest sentence in text?
Let's say I have text file similar to this: C#[note 2] (pronounced as see sharp) is a multi-paradigm ... Middle East, Africa, and Asia. See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
618
views
1
answer
Python 3 Recursion - Maximum Depth Exceeded
I'm writing a basic recursion function that takes an integer, n, and returns the sum of the first n reciprocals ... to find a solution using it. See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
513
views
1
answer
html - Website Resolution issues in different pc's
I have designed a website. When I opened the final website in different PCs which have different resolutions my ... reason? And any solution? See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
534
views
1
answer
html - Why Can't You Put <body> content in the <head> element?
My friend has tried to code a website like this <html> <head> <style> h1 { color: red; } </style> <div> < ... please say why you can't do this? See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
579
views
1
answer
winapi - How can I list all files in a directory on Windows without using dirent.h in C?
I can't find any way to list all files without using dirent.h. Does anyone have an idea or suggestions? I ... write the program on Windows 10. See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
891
views
1
answer
python - Matplotlib plt.xlim([x_min,x_max]), list object not callable
I want to plot a scatterplot, but set the x-label limits. axScatter = plt.subplot(111) axScatter.scatter(x= ... way? Thanks and happy coding See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
747
views
1
answer
json - How to stringify dates with timezones properly in javascript?
In javascript, I have a date in UTC, and I want to stringify it and parse it but maintain it's UTC. I ... Does anyone know what's wrong? Thanks See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
647
views
1
answer
python - Real time clock display in Tkinter
I want to create real time clock using Tkinter and time library. I have created a class but somehow I am not ... obj1 = Clock() root.mainloop() See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
668
views
1
answer
Pushing into a 2 dimensional array in php
If i have an array with 2 dynamic values like this : $people = array( "george" => "smith" ); How can ... ->textContent; } } var_dump($people); See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
Page:
« prev
1
...
38
39
40
41
42
43
44
45
46
47
48
...
715
next »
Ask a question:
Welcome to OStack Knowledge Sharing Community for programmer and developer-Open, Learning and Share
Click Here to Ask a Question
Just Browsing Browsing
[1] “此页上的代码禁用了反向和正向缓存” 什么原因?
[2] php - Filtering the Woocommerce $order items By Category (Term)
[3] how to change error messege in crispy form django
[4] linux - How to increase size of prefernce dialogue font?
[5] vscode python插件无限加载loading...,无法运行代码
[6] 如何js比较两个时间戳是否相差5分钟
[7] python - Is there a way to remove numbers in a list dependant on conditions of previous number?
[8] 关于在Go Gin框架中如何优雅捕获404、500错误的方法?
[9] bootstrap怎么一行显示五个图标,且在移动端自适应为一行3个?
[10] jquery - Nested Table in Childrows doesnt work with dynamic data
2.1m
questions
2.1m
answers
60
comments
57.0k
users
Most popular tags
javascript
python
c#
java
How
android
c++
php
ios
html
sql
r
c
node.js
.net
iphone
asp.net
css
reactjs
jquery
ruby
What
Android
objective
mysql
linux
Is
git
Python
windows
Why
regex
angular
swift
amazon
excel
algorithm
macos
Java
visual
how
bash
Can
multithreading
PHP
Using
scala
angularjs
typescript
apache
spring
performance
postgresql
database
flutter
json
rust
arrays
C#
dart
vba
django
wpf
xml
vue.js
In
go
Get
google
jQuery
xcode
jsf
http
Google
mongodb
string
shell
oop
powershell
SQL
C++
security
assembly
docker
Javascript
Android:
Does
haskell
Convert
azure
debugging
delphi
vb.net
Spring
datetime
pandas
oracle
math
Django
联盟问答网站-Union QA website
Xstack问答社区
生活宝问答社区
OverStack问答社区
Ostack问答社区
在这了问答社区
在哪了问答社区
Xstack问答社区
无极谷问答社区
TouSu问答社区
SQlite问答社区
Qi-U问答社区
MLink问答社区
Jonic问答社区
Jike问答社区
16892问答社区
Vigges问答社区
55276问答社区
OGeek问答社区
深圳家问答社区
深圳家问答社区
深圳家问答社区
Vigges问答社区
Vigges问答社区
在这了问答社区
DevDocs API Documentations
Xstack问答社区
生活宝问答社区
OverStack问答社区
Ostack问答社区
在这了问答社区
在哪了问答社区
Xstack问答社区
无极谷问答社区
TouSu问答社区
SQlite问答社区
Qi-U问答社区
MLink问答社区
Jonic问答社区
Jike问答社区
16892问答社区
Vigges问答社区
55276问答社区
OGeek问答社区
深圳家问答社区
深圳家问答社区
深圳家问答社区
Vigges问答社区
Vigges问答社区
在这了问答社区
在这了问答社区
DevDocs API Documentations
Xstack问答社区
生活宝问答社区
OverStack问答社区
Ostack问答社区
在这了问答社区
在哪了问答社区
Xstack问答社区
无极谷问答社区
TouSu问答社区
SQlite问答社区
Qi-U问答社区
MLink问答社区
Jonic问答社区
Jike问答社区
16892问答社区
Vigges问答社区
55276问答社区
OGeek问答社区
深圳家问答社区
深圳家问答社区
深圳家问答社区
Vigges问答社区
Vigges问答社区
在这了问答社区
DevDocs API Documentations
广告位招租
...