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Resize image proportionally with CSS? [duplicate]
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To resize the image proportionally using CSS:
img.resize {
width:540px; /* you can use % */
height: auto;
}
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How to check if click event is already bound - JQuery
...ts'), an internal data structure, which is undocumented and therefore not 100% guaranteed to remain stable. This shouldn't, however, be a problem, and the relevant line of the plugin code above can be changed to the following:
var data = jQuery._data(this[0], 'events')[type];
jQuery events are...
Node.js spawn child process and get terminal output live
...her, there appear to be options whereby you can detach the spawned process from Node's controlling terminal, which would allow it to run asynchronously. I haven't tested this yet, but there are examples in the API docs that go something like this:
child = require('child_process').execFile('path/to/s...
java.lang.NoClassDefFoundError: Could not initialize class XXX
... JAR file of the main class. So that should not because any JAR is missing from classpath.
10 Answers
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乐高机器人®组件 · App Inventor 2 中文网
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GetDistance 获取距离()
返回当前距离（厘米），值为0到254之间，如果无法读取距离则返回-1。
Nxt颜色传感器
一个为乐高MINDSTORMS NXT机器人上的颜色传感器提供高级接口的组件。
属性
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Difference between a class and a module
I came from Java, and now I am working more with Ruby.
9 Answers
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What is the difference between __init__ and __call__?
...es can be passed in inputs to other functions and/or methods, and executed from inside them.
Instances of Classes (aka Objects), can be treated as if they were functions: pass them to other methods/functions and call them. In order to achieve this, the __call__ class function has to be specialized....
Prevent dialog dismissal on screen rotation in Android
I am trying to prevent dialogs built with Alert builder from being dismissed when the Activity is restarted.
11 Answers
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How to create a file in Linux from terminal window? [closed]
...le.txt
The file is created, but it's empty and still waiting for the input from the user. You can type any text into the terminal, and once done CTRL-D will close it, or CTRL-C will escape you out.
Simply using > to create a text file: $ > NewFile.txt
Lastly, we can use any text editor name a...
Your branch is ahead of 'origin/master' by 3 commits
...thing and keep coding, sync another day
git pull: get the changes (if any) from the remote and merge them into your changes
git pull --rebase: as above, but try to redo your commits on top of the remote changes
You are in a classical situation (although usually you wouldn't commit a lot on master ...