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How can I hash a password in Java?
I need to hash passwords for storage in a database. How can I do this in Java?
13 Answers
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Android ImageView Zoom-in and Zoom-Out
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Please follow the below class, that is used for Zoom in and Zoom Out for ImageView.
import android.app.Activity;
import android.graphics.Matrix;
import android.graphics.PointF;
import android.os.Bundle;
import android.util.Log;
import android.view.MotionEvent;
import ...
How do I dump an object's fields to the console?
... 0 ; puts server.inspect #<TCPServer:fd 9> => nil . it won't work for most complex objects.
– ribamar
Jul 25 '16 at 14:13
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How to find controls in a repeater header or footer
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This is such an ugly way to do this... But it works for me. Thank you so much man! I would give you more than a +1 if possible.
– Cruril
Oct 1 '13 at 16:31
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How to cherry-pick from a remote branch?
I'm having trouble performing a cherry-pick. On my local machine, I'm currently on my "master" branch. I want to cherry-pick in a commit from another branch, named "zebra". The "zebra" branch is a remote branch.
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Android - Writing a custom (compound) component
... So I think you can imagine that this Activity has like 20 fields (a field for almost every component). Also it contains a lot of logic (click listeners, logic to fill lists, etc).
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When would you use a WeakHashMap or a WeakReference?
...er seen an implementation of so I'm trying to figure out what the use case for them is and how the implementation would work. When have you needed to use a WeakHashMap or WeakReference and how was it used?
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How do I auto-submit an upload form when a file is selected?
...mit method in the onchange event of your file input.
document.getElementById("file").onchange = function() {
document.getElementById("form").submit();
};
http://jsfiddle.net/cwvc4/73/
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Restoring state of TextView after screen rotation?
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If you want to force your TextView to save its state you must add freezesText attribute:
<TextView
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android:freezesText="true" />
From documentation on freezesText :
If set, the text view will include its current...
Using .text() to retrieve only text not nested in child tags
...found here to get only the text inside the parent element.
Code provided for easy reference:
$("#foo")
.clone() //clone the element
.children() //select all the children
.remove() //remove all the children
.end() //again go back to selected element
.text();
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