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Rails how to run rake task
How do I run this rake file in terminal/console?
6 Answers
6
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Installing Apple's Network Link Conditioner Tool
..., get "Additional Tools for Xcode [version]".
Double-click on a .prefPane file to install. If you already have an older .prefPane installed, you'll need to remove it from /Library/PreferencePanes.
share
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Start ssh-agent on login
.... Reagle by way of Daniel Starin:
Add this following to your .bash_profile
SSH_ENV="$HOME/.ssh/agent-environment"
function start_agent {
echo "Initialising new SSH agent..."
/usr/bin/ssh-agent | sed 's/^echo/#echo/' > "${SSH_ENV}"
echo succeeded
chmod 600 "${SSH_ENV}"
....
How to find out what type of a Mat object is with Mat::type() in OpenCV
... each of these names map onto an arbitrary integer with the macros in that file.
Edit: See "types_c.h" for example:
#define CV_8UC3 CV_MAKETYPE(CV_8U,3)
#define CV_MAKETYPE(depth,cn) (CV_MAT_DEPTH(depth) + (((cn)-1) << CV_CN_SHIFT))
eg.
depth = CV_8U = 0
cn = 3
CV_CN_SHIFT = 3
CV_MAT_DEPTH...
Is there a way of having git show lines added, lines changed and lines removed?
...
The output of git diff --numstat is broken down by file. To see the total added/removed for the diff, you can pipe it to awk: git diff --numstat | awk '{ added += $1; removed += $2 } END { print "+" added " -" removed }'
– hughes
Dec 1 '...
Efficiency of Java “Double Brace Initialization”?
...onymous inner classes -- each class will be compiled into a separate class file.
The "double brace initialization", as already mentioned, is an anonymous inner class with an instance initialization block, which means that a new class is created for each "initialization", all for the purpose of usua...
How do I make a splash screen?
...h is bad UX.
First you need to define the spash screen in your layout.xml file
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:orientation="vertical" android:layout_width="fill_parent"
android:...
Android Studio needs JDK 7 for Android-L mac
... cards lib.
My Problem is, that it's giving me this error within my gradle file and I need to fix that.
6 Answers
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What is the best way to implement nested dictionaries?
...t;> d['new york']['queens counyt']
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
KeyError: 'queens counyt'
Additionally, I think setdefault works great when used in loops and you don't know what you're going to get for keys, but repetitive usage becomes qui...
How to implement a custom AlertDialog View
...from the Layout Inflater, you only need to use the name of your layout XML file and the ID of the layout in file.
Your XML file should have an ID like this:
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
androi...