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Rails: Missing host to link to! Please provide :host parameter or set default_url_options[:host]
...Also make sure that you restart your rails server after you add this. The files under config/ are not automatically reloaded.
– Stenerson
Sep 14 '13 at 20:09
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Changing overflow icon in the action bar
...rom the ADT sample New Android Project. The code comes from the styles.xml file in res/values folder.
<style name="AppBaseTheme" parent="android:Theme.Light">
<!--
Theme customizations available in newer API levels can go in
res/values-vXX/styles.xml, while customizat...
Is it alright to use target=“_blank” in HTML5?
...? Showing them what to use, the HTML5 download attribute: <a download="[file name here]" href="file.ext">etc</a>.
– John
Aug 31 '15 at 18:07
add a comment
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Very slow compile times on Visual Studio 2005
...project builds.
Disable your anti-virus software for .ilk, .pdb, .cc, .h files and only check for viruses on modify. Disable scanning the directory where your sources reside. Don't do anything stupid.
Store and build the Chromium code on a second hard drive. It won't really speed up the build bu...
Difference between \n and \r?
...age or roller;-)
In practice, in the modern context of writing to a text file, you should always use \n (the underlying runtime will translate that if you're on a weird OS, e.g., Windows;-). The only reason to use \r is if you're writing to a character terminal (or more likely a "console window" e...
Convert Mercurial project to Git [duplicate]
...e commit history intact. My current solution was to just remove hg related files and then git init && add manually the files I needed, but that would not keep the history. Are there any solutions to this?
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What is the difference between Bower and npm?
... Like <script> Tags
At root, Bower is about loading plain-old script files. Whatever those script files contain, Bower will load them. Which basically means that Bower is just like including all your scripts in plain-old <script>'s in the <head> of your HTML.
So, same basic approac...
how to prevent “directory already exists error” in a makefile when using mkdir
I need to generate a directory in my makefile and I would like to not get the "directory already exists error" over and over even though I can easily ignore it.
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What is the (best) way to manage permissions for Docker shared volumes?
...graphitedata as the data container. So, ignoring ports and such, the Dockerfile of image some/graphitedata is something like:
FROM debian:jessie
# add our user and group first to make sure their IDs get assigned consistently, regardless of other deps added later
RUN groupadd -r graphite \
&&a...
How do RVM and rbenv actually work?
...ion of Ruby to use.
If the current working directory has an .rbenv-version file, its contents are used to set the RBENV_VERSION environment variable.
If there is no .rbenv-version file in the current directory, rbenv searches each parent directory for an .rbenv-version file until it hits the root of...