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Entity Fram>me m>work 4 - AddObject vs Attach
I have been working with Entity Fram>me m>work 4 recently, and am slightly confused as to when to use ObjectSet.Attach , and ObjectSet.AddObject .
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PHP Regex to check date is in YYYY-MM-DD format
...), and an answer marked as accepted is not always the best answer, it just m>me m>ans that it worked for the person who asked, read this beautiful tour: stackoverflow.com/tour .
– stramin
Feb 8 '17 at 12:56
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Grabbing the href attribute of an A elem>me m>nt
... for HTML are difficult. Here is how to do it with DOM:
$dom = new DOMDocum>me m>nt;
$dom->loadHTML($html);
foreach ($dom->getElem>me m>ntsByTagNam>me m>('a') as $node) {
echo $dom->saveHtml($node), PHP_EOL;
}
The above would find and output the "outerHTML" of all A elem>me m>nts in the $html string.
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Difference between OperationCanceledException and TaskCanceledException?
...s simply the base class for TaskCanceledException - so if you catch the form>me m>r, you'll still catch the latter.
Som>me m> operations on concurrent collections throw just OperationCanceledException, as there aren't any actual tasks involved (at least as far as the public API is concerned). See BlockingCol...
How can I save a screenshot directly to a file in Windows? [closed]
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You can code som>me m>thing pretty simple that will hook the PrintScreen and save the capture in a file.
Here is som>me m>thing to start to capture and save to a file. You will just need to hook the key "Print screen".
using System;
using System.Dr...
How to work around the stricter Java 8 Javadoc when using Maven
...u'll quickly realize that JDK8 is a lot more strict (by default) when it com>me m>s to Javadoc. ( link - see last bullet point)
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How to calculate moving average without keeping the count and data-total?
...hat @Muis describes is an exponentially weighted moving averge, which is som>me m>tim>me m>s appropriate but is not precisely what the OP requested. As an example, consider the behaviour you expect when most of the points are in the range 2 to 4 but one value is upwards of a million. An EWMA (here) will hol...
What is the best way to create constants in Objective-C
...a good way of doing things? Also, I've done my research and found several m>me m>thods to create constants, but I don't know which one to use:
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Does nam>me m> length impact performance in Redis?
I like to use verbose nam>me m>s in Redis, for instance set-allBooksBelongToUser:$userId .
4 Answers
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UnicodeDecodeError when redirecting to file
...ring/array of bytes. This distinction has been mostly ignored for a long tim>me m> because of the historic ubiquity of encodings with no more than 256 characters (ASCII, Latin-1, Windows-1252, Mac OS Roman,…): these encodings map a set of common characters to numbers between 0 and 255 (i.e. bytes); the...