Installing gems on a server that has no access to the internet (especially rubygems.org) requires to bundle the gems into the repository itself. This requires to adjust the bundle config...
To change RAM size, VDISK size or VCPU count of an openstack instance you have to use nova resize. You...
...It's a mature library that can do the job frontend-wise. On the server, we'll use Carrierwave, because it's capable of caching images. (FYI, here's how...
...Gallery, but will be the params key when -# sending the image files to the server = gallery_form.label :add_images do = form.file_field :add_images, class: 'hidden', multiple: true Add Images = gallery_form.submit...
...is a nice tool to show details about TLS/SSL connections: ~> sslscan some-host-at.makandra.de Testing SSL server some-host-at.makandra.de on port 443 Supported Server Cipher(s): Failed SSLv3 256 bits ECDHE-RSA-AES256...
...bits ECDHE-ECDSA-AES256-SHA384 Rejected SSLv3 256 bits ECDHE-RSA-AES256-SHA ... Prefered Server Cipher(s): TLSv1 128 bits ECDHE-RSA-AES128-SHA SSL Certificate: Version: 2 Serial Number...
...ECONNREFUSED or Timeout::Error) Finally you might to be smart in case your Solr server is unreachable (crashed, network unreachable, etc.). Even if you decide not to present a cool...
...Solr on your production machines but run it on top of some Java application server, e.g., Tomcat. So tell your SysOp team that you'll need Solr on staging and...
figure: any kind of illustration figcaption: must be a child of figure, serves as a caption for the illustration menu: a semantic alternative to ul to express unordered...
You login to a Linux server with a performance issue: what do you check in the first minute? uptime dmesg | tail vmstat 1 mpstat -P ALL 1 pidstat 1
...allowed to overlap, and each host only network interface can have only one DHCP server. Please reconfigure your host only network or remove the virtual machine using the other host...
...snippet to the top of your Vagrantfile: class VagrantPlugins::ProviderVirtualBox::Action::Network def dhcp_server_matches_config?(dhcp_server, config) true end
...is done, which only exists in jQuery: $.ajax('/foo').done(function(html) { console.debug("The server responded with %s", html); }); There is also then, which all promise libraries have:
...then(function(html) { console.debug("The server responded with %s", html); }); However, .done() and .then() do not behave the same. In particular, if a standard promise callback returns another promise, this...
...FILES] # Run Cucumber features geordi dep[loy] [STAGE] # Guided deployment across branches geordi dev[server] # Start a development server geordi du[mp] [TARGET] # Handle dumps geordi eu[rest] # Open the...
...with an ncurses interface. It is designed to find space hogs on a remote server where you don’t have an entire graphical setup available, but it is a useful...
The attached article outlines considerations when choosing client-side vs. server-side implementations of the Google Geocoding APIs (geocoder, directions, not maps drawing). The main points are:
...client side the quota is per-client, so basically unlimited When implementing APIs on the server-side, be aware that quota is measured by IP. When hosting in the cloud...
...your keyring or ssh-agent. Your ssh-agent will throw all keys against a server until one matches. Most servers will deny access after 5 attempts. This issue might come...
...s -> staging, m -> makandra), bundle if needed, check the selected stage exists Improve geordi server: Takes port as argument (e.g. geordi ser 3001), option --public (-P) starts the server with...
...cucumber, rspec), as rake usually runs all employed tests Rename geordi devserver to geordi server (the former is still supported) Improved command descriptions and README Fix geordi firefox --setup: Fail...
I had trouble serving an MP4 video to my iPad. Although the video complied with all the specs (H.264 codec, up to 1080p, 30 FPS) I always got this error...
...This video could not be loaded, either because the server or network failed or because the format is not supported: http://10.40.0.177:3000/video.mp4 After spending a lot of time fighting...
...and could be very dangerous (e.g. if you're logged in to a production server in a terminal that is on another workspace). To prevent the broadcast from affecting other...
...windows, go to Preferences and disable DBus server...
...you require and Rails will use the vendored version of the gem after a server restart. Unfortunately you need to perform some additional steps to marry Rails and the copied...
...script is aware of vendored gems and will scp-copy them to the remoty server. Without Bundler Don't use gem unpack since the gemspec will be missing. Use this...
...gemspec, in case you do not want to have a development gem on production servers...
...http with https in the Gist link). connect the clients (aka agents) to the server (aka puppetmaster) following these instructions add pluginsync = true to the [main] section of puppet.conf on...
...the clients and the server #Important sudo all the time! If you connect an agent to the puppetmaster once without using sudo and later try to connect using sudo, you...
...make two requests for every page. The browser will first request /foo, then the server will return a redirect to /foo/ (mind the trailing slash), then the browser makes a...
...retrieve the actual HTML. You can probably fix this by configuring your static web server. What we want is: Accessing /foo should directly return the content of /foo/index.html without a...
...trusted, secure machine only. Usually this is your production environment. Run this on the server (not on your machine) as root.\ Replace your-domain.tld with the domain you request the certificate...
...media to your SSL dealer. The key should never be transfered away from the server...
...the bandwidth internally, you can use netcat and dd like this: On your first server: nc -v -l 55333 > /dev/null On your second server: dd if=/dev/zero bs=1024K count...
...rarely, it can happen when the client is attempting the initial connection to the server. In this case, if your connect_timeout value is set to only a few seconds...
...Aborted_connects'. It will increase by one for each initial connection attempt that the server aborts. You may see reading authorization packet as part of the error message; if so...
Capistrano automatically logs each (successful) deployment into a file on your application servers. It is located at the root of your server's project folder, i.e. the parent of releases...