Questions tagged [heroku]
Heroku is a cloud platform for Ruby, Node.js, Python, Scala, Clojure, Go, PHP, and JVM-based applications. It features Git-based, GitHub, and API deployment strategies, a large number of services offered as add-ons, and a full API.
heroku
43,640
questions
879
votes
9
answers
290k
views
How to link a folder with an existing Heroku app
I have an existing Rails app on GitHub and deployed on Heroku. I'm trying to set up a new development machine and have cloned the project from my GitHub repository. However, I'm confused as to how to ...
- 41.3k
856
votes
34
answers
225k
views
Permission denied (publickey) when deploying heroku code. fatal: The remote end hung up unexpectedly
I'm attempting to deploy my code to heroku with the following command line:
git push heroku master
but get the following error:
Permission denied (publickey).
fatal: The remote end hung up ...
650
votes
39
answers
395k
views
Heroku + node.js error (Web process failed to bind to $PORT within 60 seconds of launch)
I have my first node.js app (runs fine locally) - but I am unable to deploy it via heroku (first time w/ heroku as well). The code is below. SO doesn't let me write so much code, so I would just say ...
- 7,171
566
votes
22
answers
410k
views
How to see all the logs
I have a small app on heroku. Whenever I want to see the logs I go to the command line and do
heroku logs
That only shows me about 100 lines. Is there not a way to see complete logs for our ...
- 5,755
474
votes
12
answers
178k
views
How to push different local Git branches to Heroku/master
Heroku has a policy of ignoring all branches but 'master'.
While I'm sure Heroku's designers have excellent reasons for this policy (I'm guessing for storage and performance optimization), the ...
- 9,253
456
votes
62
answers
691k
views
npm ERR cb() never called
I have a Node.js app hosted on Heroku. Every time I do a git push heroku I get the following error:
Counting objects: 14, done.
Delta compression using up to 6 threads.
Compressing objects: 100% (12/...
- 4,771
403
votes
12
answers
197k
views
Should I check in folder "node_modules" to Git when creating a Node.js app on Heroku?
I followed the basic getting started instructions for Node.js on Heroku here:
https://devcenter.heroku.com/categories/nodejs
These instructions don't tell you to create a .gitignore node_modules, and ...
- 4,093
382
votes
18
answers
174k
views
How to empty a Heroku database
I'm working on a Ruby on Rails 3 webapp on Heroku. How do I empty the database?
user591338
337
votes
24
answers
148k
views
Easy way to prevent Heroku idling?
In the Heroku free apps the dynos seem to keep idling - my app has very low traffic but it's also not really acceptable in my case that my users have to wait 20+ seconds to spin up a new dyno.
...
- 56.3k
299
votes
26
answers
235k
views
'heroku' does not appear to be a git repository
When I try to push my app to Heroku I get this response:
fatal: 'heroku' does not appear to be a git repository
fatal: Could not read from remote repository.
Please make sure you have the correct ...
- 3,221
274
votes
12
answers
501k
views
Error: Cannot pull with rebase: You have unstaged changes
I have started collaborating with a few friends on a project & they use the heroku git repository.
I cloned the repository a few days ago and they have since made some changes so I am trying to ...
- 9,811
268
votes
11
answers
184k
views
How to shutdown an app deployed on Heroku?
I have an app on Heroku which is being used by few users. However, I notice there are some data issues which I'd like to fix and stop the app in the mean time so users don't enter anything new.
Is ...
- 2,871
258
votes
12
answers
97k
views
Heroku and GitHub: "Items could not be retrieved, Internal server error"
I simply want to connect to my GitHub account. When I do it, I get this error message as a small red pop up on the upper right side of the page:
Items could not be retrieved, Internal server error.
- 2,607
247
votes
5
answers
158k
views
How to restart a rails server on Heroku?
Locally I just interrupt (ctrl-c) and then start it again.
How do I do the same thing with an app on heroku?
- 95.4k
222
votes
6
answers
112k
views
Connect to a heroku database with pgadmin
I would like to manage my Heroku database with pgadmin client. By now, I've been doing this with psql.
When I use data from heroku pg:credentials to connect de DB using pgadmin, I obtain:
An error ...
- 8,598
218
votes
10
answers
300k
views
setting an environment variable in virtualenv
I have a Heroku project that uses environment variables to get its configuration, but I use virtualenv to test my app locally first.
Is there a way to set the environment variables defined on the ...
- 8,158
215
votes
18
answers
174k
views
Rails: How to reference images in CSS within Rails 4
There's a strange issue with Rails 4 on Heroku. When images are compiled they have hashes added to them, yet the reference to those files from within CSS don't have the proper name adjusted. Here's ...
- 7,361
213
votes
5
answers
34k
views
How to hide databases that I am not allowed to access
When I connect to my Heroku - Postgresql database via pgAdmin3, It lists all the tables (about 2600). Every time I open the pgAdmin3 I have to find my own database.
Is there a way to hide databases ...
- 7,837
203
votes
4
answers
43k
views
Make Heroku run non-master Git branch
I have a project hosted on Heroku and it's gotten to the point where I want to make an alternate test server (so I can test Heroku workers without messing up production).
I have already set up my ...
- 6,521
197
votes
4
answers
93k
views
How to customize a requirements.txt for multiple environments?
I have two branches, Development and Production. Each has dependencies, some of which are different. Development points to dependencies that are themselves in development. Likewise for Production. I ...
- 18.8k
197
votes
9
answers
410k
views
Heroku "psql: FATAL: remaining connection slots are reserved for non-replication superuser connections"
I'm developing an app on Heroku with a Postgresql backend. Periodically, I get this error message when trying to access the database, both from the CLI and from loading a page on the server:
psql: ...
- 10.7k
191
votes
15
answers
194k
views
How to solve error "Missing `secret_key_base` for 'production' environment" (Rails 4.1)
I created a Rails application, using Rails 4.1, from scratch and I am facing a strange problem that I am not able to solve.
Every time I try to deploy my application on Heroku I get an error 500:
...
- 2,764
190
votes
5
answers
187k
views
Getting "Warning: unprotected private key file!" error message while attempting to import SSH key [closed]
Can someone explain this to me please and what I can do to sort out my permissions issue. It seems to be stopping me from getting the authenticity of host heroku and fixing my keys issues.
david@...
- 2,039
189
votes
7
answers
95k
views
What does "./bin/www" do in Express 4.x?
I just started to learn about Express 4.0 in my Node.js app, and I found that it generated ./bin/www file, on which only the application server and port settings are written and everything others like ...
- 31.7k
186
votes
6
answers
95k
views
Heroku/devise - Missing host to link to! Please provide :host parameter or set default_url_options[:host]
I am trying to push my app on heroku. I am still in dev.
I use devise with the confirmable module.
When I try to add a user with the heroku console I got this error:
Missing host to link to! Please ...
- 6,095
181
votes
4
answers
204k
views
Get Error: You must install at least one postgresql-client-<version> package when deploy to heroku
sdilshod@sdilshod-Lenovo-B590:~/webapp/saturn$ heroku run rake db:migrate
Running `rake db:migrate` attached to terminal... up, run.6194
DEPRECATION WARNING: You have Rails 2.3-style plugins in ...
- 2,011
176
votes
5
answers
109k
views
Heroku free account limited?
Currently, I am running wordpress as my blog engine on free hosting, but I'm planning to move to use git-based blog engine(Jekyll, Toto) on Ruby platform. Then I see Heroku provides free account ...
- 5,586
174
votes
14
answers
117k
views
Getting "[archiver] unsupported version (1.13) in file header" when running pg_restore
I just upgraded to postgres 10.2 on mac os which matches 10.2 on heroku. I'm trying to download a copy of the database and restore it locally. Before the upgrade the restore would work fine.
I run
...
- 17.8k
169
votes
6
answers
33k
views
renamed heroku app from website, now it's not found
After renaming my heroku app from the heroku website, whenever I cd to its directory in a terminal and run any heroku command, I get App not found. Does anybody know of a way to remedy this?
- 4,168
168
votes
37
answers
220k
views
Heroku deployment error H10 (App crashed)
I have a RoR app working on my local computer, but when I send it to heroku, it crashes. The error log gives an error H10 & says:
2012-11-21T15:26:47+00:00 app[web.1]: from /app/vendor/...
- 2,078
168
votes
8
answers
81k
views
Redeploy Heroku app without code changes
I would like to deploy a Heroku app which will be done ideally using git push -u heroku master. However this will only work if there are any pending commits to be pushed to master.
How can I ...
- 13.4k
161
votes
10
answers
82k
views
Recompile Heroku slug without push or config change
I'm wondering if there is a way to force Heroku to recompile the slug without pushing new commits and/or updating the config variables.
Why would I want to do this?:
I am using the Cedar stack on ...
- 7,966
159
votes
5
answers
131k
views
How to see files and file structure on a deployed Heroku app
My client app that is deployed on Heroku allows the user to upload images onto Heroku. I wanted to test out a change I made to delete images, so I need a way to see the state of the folder structure ...
- 9,361
157
votes
25
answers
215k
views
H14 error in heroku - "no web processes running"
error H14 happen while deploying to heroku
this is my procfile:
web: gunicorn -w 4 -b 0.0.0.0:$PORT -k gevent main:app
log on heroku:
2017-01-23T10:42:58.904480+00:00 heroku[router]: at=error code=...
- 1,593
155
votes
8
answers
22k
views
Rails 2.3-style plugins and deprecation warnings running task in Heroku
I'm upgrading to Rails 3.2, and running rake db:migrate gives me several errors of the form:
DEPRECATION WARNING: You have Rails 2.3-style plugins in vendor/plugins! Support for these plugins will ...
- 34.7k
148
votes
14
answers
107k
views
Heroku 'Permission denied (publickey) fatal: Could not read from remote repository' woes
I've searched around for many hours on end looking to a solution to my seemingly easy-to-fix problem. It's not that my search turned up nothing, it's that my search turned up so many different ...
- 3,139
146
votes
5
answers
94k
views
Heroku/GoDaddy: send naked domain to www [closed]
I am trying to figure out how to get the naked domain for my website to redirect to the www domain. I am using Heroku and have the domain from GoDaddy. Because of Heroku, my A records are already ...
- 6,072
145
votes
34
answers
286k
views
First Heroku deploy failed `error code=H10`
I deployed my app to Heroku. It's a node.js + express + socket.io app and this is the package.json file
{
"name": "game_test",
"author": "Ilya",
"description": "A test app for our board game",
...
- 36.2k
144
votes
6
answers
194k
views
Defining an array as an environment variable in node.js
I have an array that I pull data from.
festivals = ['bonnaroo', 'lollapalooza', 'coachella']
Since I'm using heroku, it may be better to replace it with an environment variable, but I'm not sure ...
- 1,619
143
votes
16
answers
64k
views
How do I clear stuck/stale Resque workers?
As you can see from the attached image, I've got a couple of workers that seem to be stuck. Those processes shouldn't take longer than a couple of seconds.
I'm not sure why they won't clear or how to ...
- 25.1k
143
votes
5
answers
49k
views
How can I deploy/push only a subdirectory of my git repo to Heroku?
I have a project that uses Serve and is version controlled using Git. Serve creates an output folder with static files that I want to deploy to Heroku.
I don't want to deploy the Serve project itself ...
- 2,638
139
votes
27
answers
190k
views
heroku: src refspec master does not match any
I'm hosting on Heroku. When I push:
git push master Heroku
I get the error:
error: src refspec master does not match any.
error: failed to push some refs to '[email protected]: etc ...'
- 2,011
135
votes
21
answers
159k
views
Bundler: You must use Bundler 2 or greater with this lockfile
I'm working with heroku and every time I try to push my app this message shows out:
remote: Compressing source files... done.
remote: Building source:
remote:
remote: -----> Ruby app detected
...
- 1,192
135
votes
5
answers
62k
views
What exactly is Heroku?
I just started learning Ruby on rails and I was wondering what Heroku really is? I know that its a cloud that helps us to avoid using servers? When do we actually use it?
- 1,479
134
votes
10
answers
181k
views
How to import a text file on AWS S3 into pandas without writing to disk
I have a text file saved on S3 which is a tab delimited table. I want to load it into pandas but cannot save it first because I am running on a heroku server. Here is what I have so far.
import io
...
- 1,613
131
votes
10
answers
46k
views
Cannot push to Heroku because key fingerprint
I am new to Rails, and I was trying to deploy a very simple app to Heroku. This is the second app that I deploy, and the first one I was able to do it just fine. However I am having some issues with ...
- 1,393
127
votes
9
answers
138k
views
Heroku: How to change a Git remote on Heroku
I do not want to upload my app to the wrong domain.
How can I change the git master branch on git?
- 1,271
127
votes
13
answers
76k
views
Change from SQLite to PostgreSQL in a fresh Rails project
I have a rails app that's databases are in SQLite (The dev and production). Since I am moving to heroku, I want to convert my database to PostgreSQL.
Anyways, I heard that the local, development, ...
- 6,456
127
votes
11
answers
157k
views
How to use environment variables in package.json
Because we don't want sensitive data in the project code, including the package.json file, using environment variables would be a logical choice in my opinion.
Example package.json:
"...
- 1,436
120
votes
13
answers
102k
views
Remote connect to clearDB heroku database
How can i perform a remote connect to ClearDB MySQL database on heroku using for example MySQL Query Browser. Where to get url, port, login and password?
- 5,190