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How to generate a Dockerfile from an image?
...s dfimage="docker run -v /var/run/docker.sock:/var/run/docker.sock --rm alpine/dfimage"
dfimage -sV=1.36 nginx:latest
It will pull the target docker image automaticlaly and export Dockerfile. Parameter -sV=1.36 is not always required.
Reference: https://hub.docker.com/repository/docker/alpine/dfima...
Error installing mysql2: Failed to build gem native extension
I am having some problems when trying to install mysql2 gem for Rails. When I try to install it by running bundle install or gem install mysql2 it gives me the following error:
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Any way to limit border length?
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Hope this helps:
#mainDiv {
height: 100px;
width: 80px;
position: relative;
border-bottom: 2px solid #f51c40;
background: #3beadc;
}
#borderLeft {
border-left: 2px solid #f51c40;
position: absolute;
top: 50%;
botto...
How do you connect to multiple MySQL databases on a single webpage?
I have information spread out across a few databases and want to put all the information onto one webpage using PHP. I was wondering how I can connect to multiple databases on a single PHP webpage.
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AVAudioPlayer throws breakpoint in debug mode
Every time I load the app it stops as if I had set a breakpoint on this line:
6 Answers
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How to design RESTful search/filtering? [closed]
I'm currently designing and implementing a RESTful API in PHP. However, I have been unsuccessful implementing my initial design.
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Test iOS app on device without apple developer program or jailbreak
How can I test an iOS application on my iPod Touch without registering for the Apple Developer Program or jailbreaking my iPod?
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dpi value of default “large”, “medium” and “small” text views android
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See in the android sdk directory.
In \platforms\android-X\data\res\values\themes.xml:
<item name="textAppearanceLarge">@android:style/TextAppearance.Large</item>
<item name="textAppearanceMedium">@andr...
How to Handle Button Click Events in jQuery?
I need to have a button and handle its event in jQuery. And I am writing this code but it'snot working. Did I miss something?
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