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 a selected answer
0
votes
778
views
1
answer
c# - How can I notify property of parents that property of child is changed
I have the following code, I would like to have a way where changes in p1 are visible in access direct or propertygrid. ... { _a = value; } } } See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
378
views
1
answer
iphone - Xcode Obj-C Why is 7/10 not 0.7
int a=7 int b=10 float answer = (float)a/b; answer=0.699999988 ( I expect 0.7 ??) See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
550
views
1
answer
java - Create a PDF file in memory
How to create a PDF file using iText in memory and then show in a object into dialog primefaces, the user can download ... ="pdf"/> </p:dialog> See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
388
views
1
answer
How to set back key action on Android
I'm working on an Android application that starts from an activity that serves as the menu screen (I'll ... the EditText? 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
407
views
1
answer
java - Zxing via intent
In my application I use the zxing library. I start de zxing barcodescanner via intent. But when the ... barcodescanner is already installed? See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
420
views
1
answer
c# - How to parse this JSON using Newton Soft for nested object
How to parse this JSON using Newton Soft I tried but gives me null as my modal should have class ... .DeserializeObject<root>(result); See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
373
views
1
answer
Javascript - Functions Conflict
I use Filtrify plugin for filtering by advanced tag. This link is an example I used. I focus this script on html ... can I add the script above? See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
321
views
1
answer
android - Why does AndroidManifest.xml have invalid targetSdkVersion?
I build an app using android studio 3, but when I want to publish it, market said "Your application must have a ... :espresso-core:3.0.2' } See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
411
views
1
answer
objective c - libobjc.A.dylib objc_msgSend - React Native iOS - How do I read this crash report?
My React Native iOS app is randomly crashing with this, and I do not know how to interpret it. Any ideas as to ... bugging me for a while now. See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
419
views
1
answer
ios - How to run swift code after terminate app
Is there a way to run ios application code unlimited/ long time while the user terminate my app from ... not find any proper solution. See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
383
views
1
answer
Get the url parameters in php
I have a url : http://localhost:17080/SMSService/Getsms.php?to=100001&body=6260575535299&from=09350000008 ? and I want ... in php? Thanks a lot See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
533
views
1
answer
java - Create Toast by a static method
I use this code in all my app fragments and it should be better if I use a static method. How can I do ... text, Toast.LENGTH_LONG).show(); } See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
461
views
1
answer
fwrite - Writing PHP file not working
I'm trying to dynamically write PHP files using the fwrite() function and it just does not seem to be working ... for wasting everybody's time. See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
432
views
1
answer
php - SQL Insert in first empty column in a row MySQL error
I have looked around for a solution to my problem but can't see anything similar online. I am working on an SQL ... ID = 89 "; Thank you. See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
545
views
1
answer
python - Clean URL with BeautifulSoup
My script import BeautifulSoup as bs from BeautifulSoup import BeautifulSoup url_list = sys.argv[1] urls = [tag[' ... Thank you for your time. See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
448
views
1
answer
regex - clear Title from name using R
want to remove title from NameFirst column output will b like Clean_name column. any suggestions. > df NAMEFIRST ... KUMAR 13 FAZLURMR FAZLUR See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
391
views
1
answer
PHp excel reader :databse table shows mutliple rows with empty values
I have coded a php script to import excel sheet data to mysql database..code is 80% correct ..no errors shows. ... to recover this problem..... See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
384
views
1
answer
Why the following SQL Server query returns 12 months data and not 14 months data
I have the following query which returns data for 12 months. Originally the query was for 14 days and I ... ) option (maxrecursion 0) END See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
420
views
1
answer
facebook api and fql qry post to all my friends
I want to publish All My Friends through apps When I put this code it brings me an error Parse error: syntax error, ... { error_log($e); } } >? See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
423
views
1
answer
Rebuild url n php
I have this url : https://www.example.net/demo/index.php?order&bank&success&ho?TPE=monet14&date= ... monet14" thank you See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
394
views
1
answer
java - sorting a hashmap who's key is another hashmap
so this is my hashmap public HashMap<Integer, HashMap<String, Integer>> girls = new HashMap<Integer, HashMap<String, ... easily sort? Any help? See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
419
views
1
answer
go - What is the difference between net.Dialer#KeepAlive and http.Transport#IdleTimeout?
type Dialer struct { ...... // KeepAlive specifies the keep-alive period for an active // network connection. ... connection can keep how long? See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
431
views
1
answer
lambda - How to convert java list of objects to 2D array?
Is there an easy way to use lambda in java 8 to convert from this object: "coords" : [ { "x" : -73.72573187081096, ... of(item.x, item.y)))))); See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
444
views
1
answer
php - how to deny the access of url in yii even if we know the url?
In my yii webapplication i disable and enable several url s to set privilege. But the same url can be accessed to ... should i do to avoid this? See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
451
views
1
answer
swift - Check if the player has hit a margin
I'm making a little game using swift, a Snake Game. I've already tried to do this game using python and it ... I can use... any suggestions? See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
446
views
1
answer
c++ - How do i enter an EOF character in this program?
i was studying EOF character in c and came across a program : #include <stdio.h> main() { int c= 0; ... which i entered and it did nothing. See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
426
views
1
answer
c++ - Sample testcase for Interviewstreet: Equations
So there is a website named interviewstreet.com. Here we can find challenging programming problems. Unfortunately you have ... to solve this :) See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
524
views
1
answer
finding index of max value in an array in C
I want to find index of max value in array in C. I write this code example: maks=0; for(i=0;i< N ... me another example please? Best Regards... See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
Page:
« prev
1
...
71
72
73
74
75
76
77
78
79
80
81
...
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] 微信里面访问网站卡死
[2] swagger - How to return an array of objects in SwaggerHub?
[3] bpmn.js 回显的时候怎么不让编辑只可以查看点击
[4] flutter做的APP,google play提交APP,提示:上传原生调试符号文件。
[5] Vue项目,JS怎么控制一自然天里只在第一次打开的时候触发某个事件?
[6] c++ - Why does QGraphicsScene ignore the left mouse button release event if the mousePressEvent method is not reimplemented in the widget?
[7] websocket如何实现权限推送
[8] element-ui部分表的表头选项框无法出现不确定状态
[9] python - How can I manage weird fonts in my website?
[10] Taro 字体样式问题
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
...