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ASP.NET MVC - Attaching an entity of type 'MODELNAME' failed because another entity of the same type
...ame);
int aFound = db.Model.AsNoTracking().Where(x => x.aID == aID && x.UserID==userID).Count();
return (aFound > 0); //if aFound > 0, then return true, else return false.
}
For some reason I couldnt use .Find(aID) with AsNoTracking() but it doesn't really matter as I cou...
Default visibility of class methods in PHP
...ithout any explicit visibility keyword are defined as public.
http://www.php.net/manual/en/language.oop5.visibility.php
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Understanding the map function
...ling functions has overhead .. Watch 6:00 youtube.com/watch?v=SiXyyOA6RZg&t=813s
– anati
Nov 22 '17 at 10:47
1
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Representing and solving a maze given an image
...y controlling sliders in Photoshop in Image -> Adjustments -> Black & White.
Convert image to binary by setting appropriate threshold in Photoshop in Image -> Adjustments -> Threshold.
Make sure threshold is selected right. Use the Magic Wand Tool with 0 tolerance, point sample, cont...
Git error on commit after merge - fatal: cannot do a partial commit during a merge
...o stage additional files before committing.
That is:
git commit -i myfile.php
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How do I find out what version of WordPress is running?
...
Look in wp-includes/version.php
/**
* The WordPress version string
*
* @global string $wp_version
*/
$wp_version = '2.8.4';
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How can I implode an array while skipping empty array items?
Perl's join() ignores (skips) empty array values; PHP's implode() does not appear to.
9 Answers
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PHP Fatal error: Call to undefined function json_decode()
Apache is logging PHP Fatal error: Call to undefined function json_decode() . After some googling, it seems this problem is a result of not having the latest version of php. Oddly, running php --version ouputs
...
How to determine CPU and memory consumption from inside a process?
... memInfo;
memInfo.dwLength = sizeof(MEMORYSTATUSEX);
GlobalMemoryStatusEx(&memInfo);
DWORDLONG totalVirtualMem = memInfo.ullTotalPageFile;
Note: The name "TotalPageFile" is a bit misleading here. In reality this parameter gives the "Virtual Memory Size", which is size of swap file plus install...
Method overloading in Objective-C?
...that method overloading is not supported in Objective-C. It is similar to PHP in that sense. As he also points out, it is common practice to define two or more methods with different signatures in the manner he examples. However, it is also possible to create one method using the "id" type. Via ...