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How do I install a NuGet package into the second project in a solution?
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Determine what attributes were changed in Rails after_save callback?
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model.saved_changes
Rails < 5.1
model.previous_changes
Also see: http://api.rubyonrails.org/classes/ActiveModel/Dirty.html#method-i-previous_changes
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How can I find which tables reference a given table in Oracle SQL Developer?
...labelled FK References, which displays the new FK information.
Reference
http://www.oracle.com/technetwork/issue-archive/2007/07-jul/o47sql-086233.html
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MySQL skip first 10 results
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LINQ - Convert List to Dictionary with Value as List
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How do I include a path to libraries in g++
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What do ellipsis […] mean in a list?
...sted in that topic, here is (among many others) a lecture on that subject: http://undergraduate.csse.uwa.edu.au/units/CITS3211/lectureNotes/14.pdf
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The ViewData item that has the key 'MY KEY' is of type 'System.String' but must be of type 'IEnumera
...;
ViewData["basetype"] = basetypes;
before the return View(meal) in the [HttpPost] method.
exactly this will solve your problem:
[HttpPost]
public ActionResult Create(Meal meal)
{
if (ModelState.IsValid)
{
try
{
// TODO: Add insert logic here
var d...
AJAX post error : Refused to set unsafe header “Connection”
...
Remove these two lines:
xmlHttp.setRequestHeader("Content-length", params.length);
xmlHttp.setRequestHeader("Connection", "close");
XMLHttpRequest isn't allowed to set these headers, they are being set automatically by the browser. The reason is that...
How do you run multiple programs in parallel from a bash script?
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With GNU Parallel http://www.gnu.org/software/parallel/ it is as easy as:
(echo prog1; echo prog2) | parallel
Or if you prefer:
parallel ::: prog1 prog2
Learn more:
Watch the intro video for a quick introduction:
https://www.youtube.co...