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
503
views
1
answer
ruby - What's the best way to search for a string in a file?
The title speaks for itself really. I only want to know if it exists, not where it is. Is there a one liner to achieve this? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
942
views
1
answer
ruby - Case-insensitive Array#include?
I want to know what's the best way to make the String.include? methods ignore case. Currently I'm doing ... elements of the array are strings. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
622
views
1
answer
ruby on rails - Execute a Rake task from within migration?
I have a Rake task that loads configuration data into the DB from a file, is there a correct ruby/rails way ... /cfop' Where it went wrong? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
548
views
1
answer
ruby - Test whether a variable equals either one of two values
I want to test whether a equals 1 or 2 I could do a == 1 || a == 2 but this requires repeating ... wondering how do to this with idiomatic ruby See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
624
views
1
answer
ruby on rails 3.1 - What does require_self mean?
In rails3.1 application.css we could see /* *= require_self *= require_tree . */ I know that require_tree ... But what does require_self tells? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
811
views
1
answer
ruby - Rails 4 how to ignore pending migrations
Problem is following: I have db/seed.rb full of initial data. One of migrations depends on data this seed provides. ... def change ... 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
798
views
1
answer
ruby DateTime parsing from 'mm/dd/yyyy' format
I am using ruby 1.9.3 and want to get Date or Time object from 'mm/dd/yyyy' date format ... ArgumentError Exception: argument out of range See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
425
views
1
answer
ruby - Create array of n items based on integer value
Given I have an integer value of, e.g., 10. How can I create an array of 10 elements like [1,2,3,4,5,6,7,8,9,10]? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
483
views
1
answer
ruby on rails - OmniAuth + Pulling Tweets, FB Places, etc
I'm using OmniAuth + Devise to allow users to register using Facebook/Twitter/Gowalla/etc attached to normal user ... Help is very much needed. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
551
views
1
answer
ruby on rails - Rails3 not reloading code in lib while in development mode
THE SITUATION: I have code in lib/foo/bar.rb with a simple method defined as such: module Foo class Bar def ... me what I'm missing? Thanks! See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
746
views
1
answer
ruby - Rails Controller Namespace
What are advantages and disadvantages of using namespace in ruby on rails. For example: I've many controllers like ... best practice for this ? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
612
views
1
answer
ruby on rails - Windows 7 64-bit: Could not find a valid gem 'compass' (>= 0), here is why: Unable to download data from https://rubygems.org/
I cannot install compass. I want to install compass on my project so when I try to update, I get this: c: ... => 481 irb(main):005:0> See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
541
views
1
answer
ruby on rails - RoR differences between :url, :action, :method in form_for
There might be answers in documentation, but i don't seem to find good answers. So among the three :url, : ... when used in form_for in Rails? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
623
views
1
answer
ruby - How mix in routes in Sinatra for a better structure
I found nothing about how I can mix-in routes from another module, like this: module otherRoutes get "/route1" ... end end Is that possible? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
602
views
1
answer
ruby - Given the session key and secret, how can we decrypt Rails cookies?
I've got a question about how Rails handles cookie encryption/decryption. I've got this in my config/ ... any tips/pointers/insight, Joe See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
531
views
1
answer
ruby - Is RVM production ready?
RVM is great for developing on your local machine. But is it safe on a production machine? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
783
views
1
answer
ruby on rails - PG::ConnectionBad FATAL: role "Myname" does not exist
I am trying to use PostgreSQL so that I can deploy to Heroku. However I cannot run localhost anymore why? I get ... windows btw) What can I do? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
759
views
1
answer
ruby on rails - The website is under heavy load + ROR
We are running a website with ROR on CentOS 6 with 2 web server and 1 database server. Some times it shows message ... 540M Last used: 7h 59m 5 See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
572
views
1
answer
ruby on rails - Clear Memcached on Heroku Deploy
What is the best way to automatically clear Memcached when I deploy my rails app to Heroku? I'm caching the ... each time I deploy. Thanks! See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
660
views
1
answer
ruby - How do I do basic authentication with RestClient?
Does anyone know how to do basic authentication with RestClient? I need to create a private repository on GitHub through their RESTful API. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
420
views
1
answer
ruby on rails - Iterating between two DateTimes, with a one hour step
I'm looking for an efficient way, in Ruby 1.9.x/Rails 3.2.x, to iterate between two DateTime objects, ... either Ruby's or Rails' documents. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
779
views
1
answer
ruby on rails - Simple form association custom label name
I have been struggling with what I perceive to be a simple problem: Working in Rails 3.0.8 with the ... appreciated; thanks in advance. DJ See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
733
views
1
answer
ruby on rails - Turn off transactional fixtures for one spec with RSpec 2
How do I turn off transactional fixtures for only one spec (or Steak scenario) with RSpec 2? I tried some things ... end What else could I try? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
609
views
1
answer
ruby on rails - Is there a way to list all belongs_to associations?
I need to list all belongs_to associations in a model object and iterate through them. Is there a way to do this? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
470
views
1
answer
ruby on rails 3 - When using shallow routes, different routes require different form_for arguments
I'm using Simple Form here, but this is an issue with normal Rails forms, too. When using shallow routes, ... head :no_content } 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
459
views
1
answer
ruby on rails - Where do you put your Rack middleware files and requires?
I'm in the process of refactoring some logic built into a Rails application into middleware, and one annoyance I' ... and loaded in config.ru. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
670
views
1
answer
ruby - Rebase Rails migrations in a long running project
In which I mean "rebasing" in the dictionary, rather than git definition... I have a large, long running Rails ... it seems silly to keep it. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
537
views
1
answer
ruby on rails - Difficulties installing mysql gem on Ubuntu
I am trying to install the mysql 2.8.1 gem. I would be using it to build a Rails 2.0.2 application ... :~/Downloads$ Thanks for your help!! See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
Page:
« prev
1
...
27
28
29
30
31
32
33
34
35
36
37
...
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] javascript - Updating useState without inserting another object
[2] Why does my bash code fail when I run it with sh?
[3] javascript正则表达式 ?
[4] html - Trying to trigger a CSS animation with a button press through Javascript
[5] next.js - After build NextJS project with css.modules, styles set after composes does not work
[6] 设置理想视口后,如果内部元素设置的宽度大于视口宽度,为什么body不会撑开,元素会超出body?
[7] JavaScript 中文字符串之间是怎么比较大小的
[8] cordova - Error while getting native targets for android: No valid Android SDK root found
[9] numpy - How to properly index to an array of changing size due to masking in python
[10] java 源码翻译成字节码 空间是不是变大了?
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
...