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
197
views
1
answer
c - Why does comparing the result of scanf() with NULL generate a compiler warning?
I'm writing in C and I need to read everything that arrives in input but I don't know how many characters I ... so what should I write instead? See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
274
views
1
answer
Crash while reading a File in C++
I want to search a particular word in a file & return a result as to whether that word exists in the file ... the same would be very helpful. See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
153
views
1
answer
double click - how to call interface from TouchableWrapper class in android
I need to call interface while double tap on google mapFragment. I am able to detect double tap on map now. ... Please i need help.Thank you See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
212
views
1
answer
need implement C# Counter
I want to make increment and decrement counter. There are two buttons called X and Y. If first press X and then ... anyone help me please ?? :( See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
171
views
1
answer
c++ - Is there any way to embed egrep and wget in my application?
i need in my application the feathers that the good old egrep and wget give me , but i can't execute them as ... that ? cross platform and c++ See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
175
views
1
answer
selenium - Created new class Edit profile. Login works fine, but getting null pointer on verifyEditProfile()
public class EditProfile { // public static WebDriver driver; //public TestLogin login; // public static String ... .verifyEditFirstName(); } } See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
230
views
1
answer
objective c - how to Control iOS system Volume using a UISlider
I've a music player app and I wanna control system volume through a UISlider How can I do it? I've searched ... API for It. please do help. See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
138
views
1
answer
c# - Strongly-typed view for model class with collection
I am trying to do something like personal blog and i encountered a problem. I have strongly typed form for edit of ... .Content) </div> </div> See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
162
views
1
answer
java - Create instance of new class in Android
I am new to Android programming but have a little bit of experience with Java. However, I am creating an Android ... I am doing wrong? Thanks See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
192
views
1
answer
c# - Randomize List<string> without duplicates
I have a List<string> notizen = new List<string>(); I want to choose a random entry from it but this ... found LINQ to not exist in monodroid. See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
158
views
1
answer
javascript - Need guidance! Trying to learn about fetch() and Promises
Basically I'm trying to fetch the URL and URLPaths for two images I've uploaded (to Firebase) using the ... But I cannot understand why. See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
158
views
1
answer
c# - How to convert a string into a type?
Hi so I'm trying to convert a string named compToAdd into a type and im not sure how to do it, I ... 'compToAddType' } Thank you in advance. See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
265
views
1
answer
javascript - Changing images after selecting ExtJs
How can I preview images in ExtJs ? I mean, I am using FileUploadField and I want to select an image and set ... the image selected in my form. See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
224
views
1
answer
mysql - sql query to replace city pune to mumbai and mumbai to pune in the table
i have one table emp with column name city city output table ----- mumbai pune pune mumbai mumbai pune pune ... to mumbai and mumbai to pune See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
135
views
1
answer
python - ValueError: invalid literal for int() with base 10: 'slug-1-2'
ValueError: invalid literal for int() with base 10: 'slug-1-2' 2nd time i am facing this error again ... .interest_set.first().pk return context See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
168
views
1
answer
email - Prevent sending mail to "Promotions" in gmail
I am using Amazon Simple Email Service to send email to my web application users. I am sending mail by using ... Anyone can guide me for this? See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
168
views
1
answer
excel - VLOOKUP formula returns '#VALUE!' instead of the text value it should return
I wrote this formula in an Excel cell: =IF(VLOOKUP(A2, VS!$B2:$B98,1,FALSE ),A2,NA) What I want to do is, ... got #VALUE!. How can I solve it? See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
195
views
1
answer
php - Avoiding SQL injection using mysql_real_escape_string and stripslashes
Is this a good way to prevent SQL injection before running a database query? $name = mysql_real_escape_string( ... ; 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
169
views
1
answer
sql - Updating SQLite cell from ios
I am reading information from an sqlite file, I am able to read from the database and create an array with objects ... and edit a cell on xcode? 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
android - TextView background null when not set in layout
I'm trying to understand why a View's background can be null and how that makes sense. ... HasOverlappingRendering=True IsOpaque=True See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
162
views
1
answer
excel - ORA-01861: literal does not match format string despite of using to_date function
Facing this error on EXCEL VBA Module. On Oracle 11g interface it runs well. select "schema_name", "table_name", " ... run in excel VBA module. See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
156
views
1
answer
regex - Xml file, replacing numeric tag names with a valid ones
i have a large xml file that couldn't be validated, because it contains some numeric tag names, here is how it ... use to do it automatically . See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
250
views
1
answer
vb.net - How to remove a used string
Now, I want to remove the string in the .txt file that the user used. This is to make it invalid for use. ... to remove the string used. End If See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
178
views
1
answer
go - GoLang - Populate Array of Structure
I have the following 2 structures type AAAA struct{ Aa [2]byte Ab [2]byte Ac [3]byte } type BBBB struct{ ... ("Structure Definition - ",k) } See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
167
views
1
answer
java - What data is locked by @Transactional annotation?
I need to implement an MVC web service. I selected Spring MVC/Data JPA for this purpose So my service need to: ... ) works? How to improve it? See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
149
views
1
answer
c++ - High Level to ASM conversion
I'm learning assembly programming and I've been tasked with converting a for loop (along with any array use) ... : http://pastebin.com/tP9Dgvpn See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
193
views
1
answer
Java Threading Join Method
In my program Thread T1 spawns a new Thread T2 and calls join on that thread (i.e. T2.join ) and this newly ... .printStackTrace(); } } } } } See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
151
views
1
answer
pycuda - Rank of each element in a matrix row using CUDA
Is there any way to find the rank of element in a matrix row separately using CUDA or any functions for the same provided by NVidia? See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
Page:
« prev
1
...
309
310
311
312
313
314
315
316
317
318
319
...
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] c - Is there any way to return a string starting at a certain index without using the library functions
[2] 为什么快速排列下面的代码跑不动呢,输入完就没有输出了?
[3] scatter plot - need scatterplot using different colors for the each points in the same group with the same marker using python and data in excel sheet(csv format)
[4] excel - How to filter symmetric words from a column of data?
[5] c# - Test Explorer not running tests visual studio
[6] 后端数据怎样格式化才能得到需要的格式
[7] scala - How to reverse OneHotEncoderEstimator transformation in Spark
[8] Restrictions on number using typescript
[9] c++ - Using "extern" keyword without #include "file.h"
[10] python - How to store data and plot using the Matplotlib?
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
...