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How to get image height and width using java?
...* @return dimensions of image
* @throws IOException if the file is not a known image
*/
public static Dimension getImageDimension(File imgFile) throws IOException {
int pos = imgFile.getName().lastIndexOf(".");
if (pos == -1)
throw new IOException("No extension for file: " + imgFile.getAbs...
Broadcast receiver for checking internet connection in android app
... still get called twice. It is not really big problem but I would like to know why.
– Yeung
May 8 '13 at 7:17
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How do negated patterns work in .gitignore?
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Ahh sorry I understand now. But SO won't let me upvote again.
– Jarrod Smith
Mar 30 '13 at 7:25
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ReactJS state vs prop
...o unexpected behavior.
this.state.data.value = 'but React will never know!';
// 2. This works, because we use setState
var newData = {value: 'it works 2'};
this.setState({data: newData});
// 3. Alternatively you can use React's immutability helpers
// to update more compl...
How to call a Python function from Node.js
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Easiest way I know of is to use "child_process" package which comes packaged with node.
Then you can do something like:
const spawn = require("child_process").spawn;
const pythonProcess = spawn('python',["path/to/script.py", arg1, arg2, ....
Android AsyncTask testing with Android Test Framework
... testSomeAsynTask () throws Throwable {
// create a signal to let us know when our task is done.
final CountDownLatch signal = new CountDownLatch(1);
/* Just create an in line implementation of an asynctask. Note this
* would normally not be done, and is just here for completenes...
What special characters must be escaped in regular expressions?
...emember just to escape everywhere than a few exceptions. Power users will know what's up, if they want to avoid a few backslashes. Anyway, I updated my answer with a few clarifications that hopefully address some of this stuff.
– Beejor
Mar 7 '17 at 3:15
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Image width/height as an attribute or in CSS? [duplicate]
...alt attribute. I'm fairly certain that most screen readers would not even know that a CSS image exists.
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Python int to binary string?
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Of course, with python 3.6+ you can now use f"{37:b}".
– Luke Davis
Nov 6 '17 at 6:48
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Swift how to sort array of custom objects by property value
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do you now need to do images.sortInPlace({ $0.fileID > $1.fileID })?
– Taylor M
Sep 30 '15 at 21:21
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