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How to convert AAR to JAR
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The AAR file consists of a JAR file and some resource files (it is basically a standard zip file with a custom file extension). Here are the steps to convert:
Extract the AAR file using standard zip extract (rename it to *.zip to m...
How to get the Full file path from URI
I'd like to get the full file path, from a URI. The URI isn't a Image, but it's a music file, but if i do it like the MediaStore Solution, it won't work if the app user selects eg Astro as browser, instead of Music Player. How do I solve this?
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IE9 border-radius and background gradient bleeding
...onally to IE9 only using conditional styles, browser-specific css classes, etc.) Of course, generating a PNG works great for button-sized gradients, but not page-sized gradients!
HTML:
<span class="button">This is a button</span>
CSS:
span.button {
padding: 5px 10px;
border-ra...
Read and write a String from text file
I need to read and write data to/from a text file, but I haven't been able to figure out how.
21 Answers
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How to split a file into equal parts, without breaking individual lines? [duplicate]
I was wondering if it was possible to split a file into equal parts ( edit: = all equal except for the last), without breaking the line? Using the split command in Unix, lines may be broken in half. Is there a way to, say, split up a file in 5 equal parts, but have it still only consist of whole li...
How to move a file?
...nto the Python os interface, but was unable to locate a method to move a file. How would I do the equivalent of $ mv ... in Python?
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Read each line of txt file to new array element
I am trying to read every line of a text file into an array and have each line in a new element.
My code so far.
11 Answe...
What is a good Java library to zip/unzip files? [closed]
...used. Its simple (no boiler code) and can easily handle password protected files.
import net.lingala.zip4j.exception.ZipException;
import net.lingala.zip4j.core.ZipFile;
public static void unzip(){
String source = "some/compressed/file.zip";
String destination = "some/destination/folder";...
Singleton with Arguments in Java
... consider some lateral caching solution. For example: EHCache, Terracotta, etc.
1 in the sense of spanning multiple VMs on probably multiple computers.
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Add a tooltip to a div
...ore {
opacity : 1;
}
Apply your styles (color, size, position etc) to the tooltip object; end of the story.
In the demo I've defined another rule to specify if the tooltip must disappear when hovering over it but outside of the parent, with another custom attribute, data-tooltip-persi...