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How do I use Ruby for shell scripting?
...h()
For file system operations I almost always use Pathname. This is a wrapper for many of the other file system related classes. Also useful: Dir, File...
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How do I create a transparent Activity on Android?
... can also use @android:color/transparent in later Android versions.)
Then apply the style to your activity, for example:
<activity android:name=".SampleActivity" android:theme="@style/Theme.Transparent">
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</activity>
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Git blame — prior commits?
...t. Without any other params it starts a pretty simple but useful graphical app for committing files, hunks or even single lines and other similar commands like amend, revert, push... It's part of the git stock suite. On windows it is included in the installer. On debian - I don't know about other *n...
Alternative to iFrames with HTML5
...patible among browser versions, it creates additional challenges (shrink wrapping the size of the frame to its content is tough, insanely frustrating to script into/out of, nearly impossible to style).
AJAX. As the solutions shown here prove, you can use the XMLHttpRequest object to retrieve data an...
Shortest way to print current year in a website
... of the page contents with just the date year.
For this scenario, you can append a text node to the existing element using the following code:
<div>
&copy;
<span id="copyright">
<script>document.getElementById('copyright').appendChild(document.createTextNode(n...
href image link download on click
..."/path/to/image"><img src="/path/to/image" /></a> in a web app.
10 Answers
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How to search for “R” materials? [closed]
...als, mailing lists, and various websites. It's a Google syndicated search app with specialized UI. I always use it.
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Android: ProgressDialog.show() crashes with getApplicationContext
I can't seem to grasp why this is happening. This code:
18 Answers
18
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What is the best java image processing library/approach? [closed]
...pure Java image
processing program
It can be used as a library in another application. It's architecture is not brilliant, but it does basic image processing tasks.
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Make function wait until element exists
...
A more modern approach to waiting for elements:
while(!document.querySelector(".my-selector")) {
await new Promise(r => setTimeout(r, 500));
}
// now the element is loaded
Note that this code would need to be wrapped in an async fu...