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
580
views
1
answer
ruby - Rails, PostgreSQL, and History Triggers
SO... I am adding history tables populated by triggers for auditing in my project via something like... execute ... be very helpful. Thanks! See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
493
views
1
answer
ruby on rails - Equivalent of strftime in Postgres
After migrating my SQLite database to Postgres on the development server, I get the PG::UndefinedFunction: ERROR: function ... m) end Thank you! See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
517
views
1
answer
ruby - base64 photo and paperclip -Rails
I want to handle a base64 photo with paperclip. When I try: photo = Photo.new string = base64string photo.photo ... . Why? Thanks in advance. See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
887
views
1
answer
ruby on rails - Ransack sort on count of HABTM or HMT associated records
I have a HABTM relationship between the Theme and Quote models. The themes index view displays the count of ... will be greatly appreciated. See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
355
views
1
answer
ruby - Read and write YAML files without destroying anchors and aliases
This question has been asked before: Read and write YAML files without destroying anchors and aliases? I was ... anchors and aliases? thanks See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
654
views
1
answer
ruby on rails - Call controller from rake task
I would like to call controller action from rake task. My question is what method is the best to ... such file -- action_controller/integration See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
720
views
1
answer
ruby - rails subdomain on localhost
I would like to test subdomains on localhost. I have following instructions: Before starting the server to run the ... I solve this, please? See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
448
views
1
answer
ruby on rails - Error "no such file to load" -- sqlite3/sqlite3_native (LoadError)
My OS is Windows 7. My problem is that when I try to run rails server, an error occurs. I have installed the ... script/rails:6:in `<main>' See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
321
views
1
answer
ruby - Why isn't `method=` treated the same as any other method?
Consider the following code snippet: class Example def my_attr=(value) @_my_attr = value @_my_attr * 3 end end ... calling a method directly. See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
442
views
1
answer
ruby on rails - Never render a layout in response to xhrs
Most of the time I don't want to render a layout when the request comes from AJAX. To this end I've been ... in which I want to use one.) See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
303
views
1
answer
ruby - Heroku and Rails: Gem Load Error with Postgres, however it is Specified in GEMFILE
So I am trying to deploy a small project to Heroku, however when I deployed it and tried to run heroku run ... occurred. Thanks for helping :) See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
473
views
1
answer
ruby on rails - Why can't my Capybara/Poltergeist test select from a jQuery autocomplete field?
UPDATE: I have fixed this problem after lots of painstaking work on my own. I am happy to be a resource to ... () -> $.ajax(add_listing_hash) See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
428
views
1
answer
ruby - Run RSpec tasks in a specific order
I have a bunch of RSpec Rake tasks defined that I'd like to run in a specific order when I run the ... task dependencies for RSpec Rake tasks? See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
750
views
1
answer
ruby - RSpec: stubbing Kernel::sleep?
Is there a way to stub Kernel.sleep in an rspec scenario? See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
364
views
1
answer
ruby - Convert time to other timezone
I have a datestring in this format yyyy-mm-ddThh:mm:ss[Z] And i have a timezone string. for e.g "Asia/ ... 1.8.6/Time.html#method-c-mktime . See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
405
views
1
answer
ruby - Variable scope and order of parsing vs. operations: Assignment in an "if"
My understanding is that the if statements at the end of the line are evaluated before the code at the front of ... end Now I'm really confused. See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
736
views
1
answer
ruby on rails - GroupingError: ERROR: column " " must appear in the GROUP BY clause or be used in an aggregate function
I am trying to create a list of unique patients who have left comments. The code words fine until I upload ... and go over my experience level. See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
424
views
1
answer
ruby on rails - heroku not loading language file
Heroku does not seem to be loading config/locales/pt.yml. (Language is being set correctly to pt.) I18n is ... up on the last comment either. See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
569
views
1
answer
ruby - Node.js not found by Rails / execjs
I have node.js installed by compiling and installing it from the root user. I think this maybe where the ... after downloading it from nivo. See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
501
views
1
answer
ruby - How to make Nokogiri transparently return un/encoded Html entities untouched?
How can I use Nokogiri with having html entities (like German umlauts) untouched? I.e.: # this is fine ... behave like above. Any pointers? See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
670
views
1
answer
ruby on rails - What is an Illegal octal digit?
I'm trying to make an array of zip codes. array = [07001, 07920] This returns : array = [07001, ... Never seen this before. Any workarounds? See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
326
views
1
answer
ruby on rails 3 - ruby_threadptr_data_type error
I'm starting up a new rails app with the latest version of rails (3.1.3). Rails crashes ... .so: undefined symbol: ruby_current_thread See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
670
views
1
answer
ruby on rails - in `require': no such file to load -- iconv (LoadError)
? expertiza git:(master) ? ruby -v ruby 1.8.7 (2011-06-30 patchlevel 352) [i686-darwin11.1.0] ? ... ?. Nothing works. Please help! Thanks! See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
398
views
1
answer
ruby on rails - has_many :through with counter_cache
It is my understanding that when defining a :counter_cache option it is to be specified on the model that includes ... FYI: Rails 3.1 Cheers See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
515
views
1
answer
ruby on rails - Possibility of mapping enum values to string type instead of integer
Enum attributes are great and I want to use them. But mapping enum values to integer would make it hard to ... map enum to strings by default? See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
531
views
1
answer
ruby - How can I check a word is already all uppercase?
I want to be able to check if a word is already all uppercase. And it might also include numbers. Example: GO234 => yes Go234 => no See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
423
views
1
answer
ruby on rails - Using rubyzip error - no such file to load -- zip/zip
I know there is another thread on this subject but I still face this problem even after using all solutions. Is ... you please help me? Thanks. See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
575
views
1
answer
ruby on rails - Keep form fields filled after an error (RoR)
After validation, I got an error and I got returned back to :action => :new. Some field on form already filled, so ... too. How it can be done? See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
Page:
« prev
1
...
51
52
53
54
55
56
57
58
59
60
61
...
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] How to store pid of current page with the SaveToDatabaseFinisher and TYPO3 EXT:Form
[2] Android - Firebase Analytics doesnt log my event
[3] 请问Ant design pro(react)如何自定义菜单图标【不使用iconfont】
[4] 我实现了一个图片上传功能,但是如何如何保存图片和文字时遇到些细节问题。
[5] Cmder 如何支持更完整的 ANSI 转义?
[6] wordpress - How to customize/change the loop query
[7] 急急急,前端处理后端返回数据,要求把数组转化为树形结构数据,求大佬解答。
[8] react项目, 在页面修改saga models文件的拿到的state, 为什么会直接更新了
[9] nodejs的buffer数组中文编码是如何转换的?
[10] Create Microsoft Office Wordart with Python
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
...