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
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 tagged ruby
0
votes
694
views
1
answer
ruby on rails - What does 'yield resource' in the Devise controllers do?
I was looking through the Devise code and noticed that most of the controllers yield the resource being created. ... how blocks in Ruby work. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
563
views
1
answer
ruby - How to compare a string against multiple other strings
Is there a method that let me compare one String with multiple others in Ruby? I really would like to do ... string1","string2","string3"]) See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
869
views
1
answer
ruby - rails strip non numeric values before save
I have searched and it looks like this should be simple but I can't get it to work. I am trying to remove all ... =s.gsub(/D/, '') end See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
951
views
1
answer
ruby - Rails - Get the time difference in hours, minutes and seconds
I'm looking for an idiomatic way to get the time passed since a given date in hours, minutes and seconds. ... won't work with this requirement. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
633
views
1
answer
ruby - When I try sudo gem install json I get the following error
I need to install the JSON gem to start my app but I get the error below whenever I try to install the ... 4/ext/json/ext/parser/gem_make.out See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
714
views
1
answer
ruby on rails - CSS is not loading in app
CSS won't load in my rails app. This is index.html.erb file located in view/products: <h1>Listing products</h1 ... my app not showing any CSS? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
859
views
1
answer
ruby - How to parse JSON request body in Sinatra just once and expose it to all routes?
I am writing an API and it receives a JSON payload as the request body. To get at it currently, I ... body request_payload['someKey'] end See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
645
views
1
answer
ruby on rails - What is the difference between Date.current and Date.today?
They both seem to do the same thing. I'm just worried that one uses timezones differently to the other. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
901
views
1
answer
ruby on rails - How to make carrierwave delete the file when destroying a record?
I'm using the carrierwave gem to upload files. I have built a system for users to flag images as inappropriate ... I destroy the image path? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
775
views
1
answer
ruby on rails - '-%>' (minus sign) at the end of a ERb sequence
What's the point of using '-' (minus sign) at the end of a ERb sequence? Example: <% 3.times do -% ... renders the same output. Thanks, Aplha. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
877
views
1
answer
ruby on rails - Paperclip::Errors::NotIdentifiedByImageMagickError on Windows 7
I'm going through Mattan Griffel's "One Month Rails" (http://onemonthrails.com/) class. I'm trying to use the ... I need to post anything else. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
715
views
1
answer
ruby on rails - Heroku file upload problem
I've been having a problem uploading a CSV file to Heroku and processing it. It works fine in my local ... that error on Heroku? Thanks! See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
855
views
1
answer
ruby - Rails I18n via database column
I have a legacy database table that has columns name_en and name_es and was wondering what the best way to query in ... I call the row's id. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
706
views
1
answer
ruby - Rails How to get latitude and longitude from string address and put it on google map?
Here's user story: User enters address: Paris, France. Then I would like to display google map center on Paris ... so it centers map in Paris? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
556
views
1
answer
ruby - rails generate rspec:install config/environments/development.rb:1:in `<top (required)>': undefined method `configure'
first, here are my versions: Greg-Nowickis-MacBook-Pro:sample_app Greg_Nowicki$ ruby -v ruby 2.0.0p451 (2014- ... the latest version - thoughts? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
756
views
1
answer
ruby on rails - solr sanitizing query
I am using solr with ruby on rails. It's all working well, I just need to know if there's any existing code ... a query starting with ? or * See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
640
views
1
answer
ruby on rails - How do I create the view for the has_one association?
So, imagine I have this model: class Car has_one :engine end and the engine model: class Engine belongs_to ... something very basic here. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
606
views
1
answer
ruby - Adding namespace using Nokogiri's XML Builder
I have been wrecking my head for a few hours but I can't seem to determine how to add XMLNS namespace whilst ... > </GetQuote> </p:ACMRequest> See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
726
views
1
answer
ruby - Getting viewable text words via Nokogiri
I'd like to open a web page with Nokogiri and extract all the words that a user sees when they visit the ... designed for display is fine.) See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
614
views
1
answer
ruby - Are rails controllers multithreaded? Thread.exclusive in controllers
Are Rails controllers multithreaded? If so, can I protect a certain piece of code (which fires only once ... somehow synchronize on a monitor? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
635
views
1
answer
ruby - Dynamic Rails routes based on database models
So I'm building a Rails site that needs routes based on two different types I have a Language model ... generate these routes somehow. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
527
views
1
answer
ruby on rails - Selenium RC: Run tests in multiple browsers automatically
So, I've started to create some Ruby unit tests that use Selenium RC to test my web app directly in the ... know which browser it failed on. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
633
views
1
answer
ruby on rails - AWS OpsWorks Environment variables not working
I am running Ubuntu 14.04 LTS 64 bit Rails Application and I am unable to access my App environment variables. ... where these should be set? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
519
views
1
answer
ruby on rails - Alternative way to do an initial push of a large repo
I've got a largish Rails 3.1 app in development and production which I've only just set up a staging ... slug from one app to another! See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
571
views
1
answer
ruby on rails - Integration testing with Authlogic?
For the life of me I don't understand why Authlogic isn't logging me in in this integration test. I haven' ... city_path(@tip.city)} end end end See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
611
views
1
answer
ruby on rails - How to prevent Rake test to call task db:test:prepare
Every time I want to run Rake test the task db:test:prepare is being called and it rebuilds my test ... possible without modifying Rails gem? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
673
views
1
answer
ruby on rails - How to manage opening and closing database connections while working with activerecords and multiple threads
I am trying to implement a multithreaded method in rails such that I can create/update multiple records very quickly ... do I proceed with this? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
529
views
1
answer
ruby - GIt Deployment + Configuration Files + Heroku
I'm using Heroku to host a Rails app, which means using Git to deploy to Heroku. Because of the "pure ... done? I'd appreciate any suggestions! See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
Page:
« prev
1
...
15
16
17
18
19
20
21
22
23
24
25
...
121
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] 【移动端】h5页面要求兼容各种机型一屏展示(不出现滚动条)
[2] swift - Make Generic Class Codable
[3] 开启全局中间件,判断用户是否登陆。只有登陆的路由不使用该中间件验证。如何解决?
[4] A服务器上远程访问B服务器的mysql,提示Access denied且提示是一个本地IP
[5] 400 bad request 同样是win10,有的访问正常,有的访问就出现这个问题
[6] parsing - Database of chemicals with associated properties?
[7] js中用var和let定义循环变量输出,不是应该先输出5个5吗,结果却是01234,5个5
[8] Can I get the property of a specific object in a Django template?
[9] vue项目,axios请求为localhost开头,vue.config.js配置了无效问题
[10] Sp_who2 function SQL Server
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
...