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How to get the difference between two arrays of objects in JavaScript
...ean (true or false value.) In this case, if we separate out the notion of testing for equality from the rest of the code by requiring the user to pass the equality check as a function, we can make a straightforward generic algorithm.
– Scott Sauyet
Feb 24 '14 ...
Does MySQL ignore null values on unique constraints?
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My testing seems to show that the Java Derby database v10.13.1.1. similarly allows only one null in a column with a unique index.
– chrisinmtown
Mar 30 '18 at 14:34
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How to use Checkbox inside Select Option
... display property from "none" to "block" and vice versa.
The solution was tested in the following browsers: Internet Explorer 10, Firefox 34, Chrome 39. The browser needs to have JavaScript enabled.
More information:
CSS positioning
How to overlay one div over another div
http://www.w3schools...
Git branch diverged after rebase
... 50 developers so it is forbidden to force push anything other than my own testing branches so I had to find a resolution.
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How does password salt help against a rainbow table attack?
...e server IMHO. Argon2 is currently the state of the art, but not as battle-tested as the others.
– kgriffs
Oct 6 '15 at 17:47
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Generating a drop down list of timezones with PHP
...own from this array (It was a time-consuming task to put this together and test it). We already use this list in some of our apps.
It is very important to store timezone identifiers in your database and not just the timezone offset like "GMT+2", because of Daylight Saving Times.
UPDATE
I updated/...
Show data on mouseover of circle
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The latest d3-tip supports d3v4 just fine. It's not obvious if you google around, but it is working great for me with d3v4.
– moodboom
Apr 6 '17 at 3:04
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Difference between Apache CXF and Axis
... active and stable open source community. In terms of performance, I did a test based the same functionality and configed in the same web container, the result shows that CXF performed little bit better than Axis2, the single case may not exactly reflect their capabilities and performance.
In some ...
How to save/restore serializable object to/from file?
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So, with your code, if I were using XML Serialization:
var path = @"C:\Test\myserializationtest.xml";
using(FileStream fs = new FileStream(path, FileMode.Create))
{
XmlSerializer xSer = new XmlSerializer(typeof(SomeClass));
xSer.Serialize(fs, serializableObject);
}
Then, to deserializ...
HTML5 canvas ctx.fillText won't do line breaks?
... for (var n = 0; n < words.length; n++) {
var testLine = line + words[n] + " ";
var metrics = context.measureText(testLine);
var testWidth = metrics.width;
if (testWidth > maxWidth) {
context.fillTex...