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When to use references vs. pointers
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Just to add a little to this, Google's style guide says that input parameters to functions should be const references and outputs should be pointers. I like this because it makes it very clear when you read a function signature what is an input and what's an output.
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How to set a Fragment tag by code?
...n an id in a layout xml.
android:tag="unique_tag"
link to developer guide
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Can I change the Android startActivity() transition animation?
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See themes on android: http://developer.android.com/guide/topics/ui/themes.html.
Under themes.xml there should be android:windowAnimationStyle where you can see the declaration of the style in styles.xml.
Example implementation:
<style name="AppTheme" parent="...">
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How to run Node.js as a background process and never die?
...orm can be ubuntu|centos|redhat|gentoo|systemd|darwin|amazon.
forever.js: https://github.com/foreverjs/forever
# basic usage
$ npm install forever -g
$ forever start app.js
# you can run from a json configuration as well, for
# more complex environments or multi-apps
$ forever start development.j...
How to apply multiple transforms in CSS?
...y around with transform run the iframe from MDN below:
<iframe src="https://interactive-examples.mdn.mozilla.net/pages/css/transform.html" class="interactive " width="100%" frameborder="0" height="250"></iframe>
Look at the link below for more info:
<< CSS transform >...
Group vs role (Any real difference?)
... (like with anything of course):
http://www.lhotka.net/weblog/CommentView,guid,9efcafc7-68a2-4f8f-bc64-66174453adfd.aspx
About a decade ago I saw some research on attribute-based and relationship-based access control which provide much better granularity than role-based access control. Unfortunate...
Android 1.6: “android.view.WindowManager$BadTokenException: Unable to add window — token null is not
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This has been fixed in (developer.android.com/guide/topics/ui/dialogs.html)
– Martin Marconcini
May 3 '13 at 17:48
6
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Cordova 3.5.0 Install Error- Please Install Android Target 19
...est.xml document.
Every app should have one.
http://developer.android.com/guide/topics/manifest/manifest-intro.html
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rbenv not changing ruby version
...env
export PATH="$HOME/.rbenv/shims:$PATH"
This is what is documented at https://github.com/sstephenson/rbenv.
From what I can tell there is no ~/.rbenv/bin directory, which was mentioned in the post by @rodowi.
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How to tell if a string is not defined in a Bash shell script
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https://stackoverflow.com/a/9824943/14731 contains a better answer (one that is more readable and works with set -o nounset enabled). It works roughly like this:
if [ -n "${VAR-}" ]; then
echo "VAR is set and is not empt...