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
471
views
1
answer
Try/try catch function in R
How can i use the try/try catch function in R to proceed to next loop and do sys.sleep for 60 seconds ... ANy help would be appreciated, thanks. See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
694
views
1
answer
android - read text file returned by URL
This URL return & open text file directly, i just want to read its content how can i do it http://translate.google.com.tw/ ... "\\(.)", "$1"); } See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
532
views
1
answer
Java (Length of an input)
So I want to get the length of the input in java, but the (String.length()) doesn't produce a satisfying ... of the input? 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
481
views
1
answer
Addition function in Python is not working as expected
I tried to create a function using which I want to do mathematical operations like (Addition and Multiplication), ... (num1,num2, multiply)) See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
700
views
1
answer
php - insert array data into mysql using PDO
i have this array with data from a html form, and i want this array to be inserted into PHP function ... C:Webxampphtdocssubmit.php on line 38 See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
1.0k
views
1
answer
class - Null Object Access error in system verilog
I am trying to perform binary tree insertion and in order traversal in System Verilog using OOPs concepts. I ... is allocated before using it. See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
492
views
1
answer
algorithm - Obfuscated code: last digit
I have a challenge to write obfuscated code in the brainfuck language to do the following: For a given number n output its ... <.>++++++++++. See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
410
views
1
answer
javascript - trying to understand "Simon" game
I'm Working on Simon game. I need help with understanding how to reference an id and creating an action without a ... myPadColor); } }); }); See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
523
views
1
answer
vba - Textbox as Input in an SQL Query in Access
I am trying to create a database in Microsoft Access 2010 involving records of employees. One of my macros ... any experience coding in it. See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
473
views
1
answer
java - Outof memory error while working on large dataset
I am running a code on LSI, which requires first fetching a lot of data from database. It is working fine ... due to something else. Thanks! See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
483
views
1
answer
Can't write to a .txt file in Python
This is my code: import os os.chdir("C:\Users\satvi_000\Downloads") if os.path.exists('new_file.txt')==False: ... run. What's going wrong here? See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
512
views
1
answer
how to get USPS shipping rate in coldfusion?
i am using coldfusion and i want to get USPS Shipping charges in my application/website. Is there any ... usps in coldfusion. Thanks Yugal See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
380
views
1
answer
java - Saving the current view as a bitmap
I've already saw lots of questions like this one around SO - but i can't get what i'm doing ... +id/idDaViewParaSalvar"/> </RelativeLayout> See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
445
views
1
answer
vba - Why is range.find searching like this?
I am trying to search for occurrences of a particular string in a Word document. The code should search only ... I have the same behavior. See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
438
views
1
answer
.net - How to interpolate through 3 points/numbers with a defined number of samples? (in c#)
So for example we have 1, 5, and 10 and we want to interpolate between these with 12 points, we should get: 1. ... 7.2727 6.1818 5.0909 4.0000 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
Python arithmetic quiz task 1
I have no idea why this code is not working, as you can see I'm trying to ask the user 10 questions display ... "your score is", score) main() See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
464
views
1
answer
java - Don't understand recursive backtracking
I understand that this is a "vague" question, but I completed a data structures class at my college and still do ... look at and study as well. See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
510
views
1
answer
How can i create Highchart xAxis labels centered and enclosed?
I'm trying to replicate the effect on the image but with no luck. On another post someone answered on how ... multiple rows on chart labels? 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
javascript - How do I make an image repeatedly show and hide every x seconds?
I have an image that I want to show for 10 seconds and then hide for 10 seconds and then show for 10 ... for the amount of Seconds? thanks! 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
mongodb - Python - "NameError: name 'filename' is not defined"
Build mongoimport command collection = filename[:filename.find('.')] working_directory = 'C:/Users/Anshuman ... call(mongoimport_cmd.split()) See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
504
views
1
answer
NullPointerException in array.length Java
I've been getting an NPE whenever I try to access my array. Even calling for the .length attribute gives me ... throws the NPE at skiers.length See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
480
views
1
answer
sorting - Algorithms for bucket sort
How can I bucket sort an array of integers that contains negative numbers? And, what's the difference between bucket sort and counting sort? See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
500
views
1
answer
php - can't retrive the data from database
here is script if i select the date then i get the data from database. but if i select any date then i can't get ... php } ?> </tbody> </table> See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
456
views
1
answer
sql - Conversion fails when trying to Convert string to int
I have some sales numbers in a string column that I need to convert to some format so that i can calculate them with ... sum them too -6.053,05 See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
447
views
1
answer
Python elif: syntax error
Hi guys I have a syntax error that I really don't understand... Anyone can help? I get this ... : funzione_aggiornamento_prezzi(i,j,lookback) See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
522
views
1
answer
c++ - after delete pointer, the occupied space for the str pointer self can exist?
string *str=new string; delete str; after delete object, can the occupied space for the str pointer self exist? See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
430
views
1
answer
How to find the Birthday of FRIENDS Who are celebrating today using PHP and MYSQL
How to find the Birthday of FRIENDS Who are celebrating today using PHP and MYSQL thanks in Advance... Fero See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
733
views
1
answer
c++ - Access violation reading location and error reading character of string
Who can explain why access violation reading location erorr is thrown and why in a[] i get "erorr reading characters of ... , s2); return 0; } See Question&Answers more detail:os...
asked
Jan 31, 2022
in
Technique[技术]
by
深蓝
(
71.8m
points)
Page:
« prev
1
...
54
55
56
57
58
59
60
61
62
63
64
...
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] 自定义vue组件库内异步加载子组件
[2] 为什么webpack报找不到vue?
[3] js获取vue中的方法以后this改变怎么办?
[4] webpack如何对输出文件拆分?
[5] 怎样把一个圆做成响应式呢?怎样动态设置高度?
[6] lodash.isArrayBuffer
[7] node-excel-export报错应该怎么解决呢?
[8] hibernate - I get a stackOverflowError when trying to generate a very large PDF file in Java
[9] python - Get table output based on scatter point
[10] html - Why is my (selectionChange) continuously executing?
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
...