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The object cannot be deleted because it was not found in the ObjectStateManager
...
It means that entity is not attached (it was not loaded by the same context instance). Try this:
protected MyEntities sqlEntities;
public virtual void Delete(TEntity entity)
{
sqlEntities.Attach(entity);
sqlEntities.De...
Working with select using AngularJS's ng-options
...e for item in items"></select>
Here's more from AngularJS's documentation (if you haven't seen it):
for array data sources:
label for value in array
select as label for value in array
label group by group for value in array
= select as label group by group for value in a...
How to continue a Docker container which has exited
...ill be replaced with the id of the last (-l) docker container created. -q merely suppresses other info (bedsides the id) usually output by `docker ps`. ---- note: Backtick is not a quotation sign, it has a very special meaning. Everything you type between backticks is evaluated (executed) by th...
How can I change the version of npm using nvm?
...[your-version]/lib/node_modules/npm.
I just installed node 4.2.2, which comes with npm 2.14.7, but I want to use npm 3. So I did:
cd ~/.nvm/versions/node/v4.2.2/lib
npm install npm
Easy!
And yes, this should work for any module, not just npm, that you want to be "global" for a specific version ...
[A]System.Web.WebPages.Razor.Configuration.HostSection cannot be cast to… web.config issue
... the View folder of my project.
<configSections>
<sectionGroup name="system.web.webPages.razor" type="System.Web.WebPages.Razor.Configuration.RazorWebSectionGroup, System.Web.WebPages.Razor, Version=3.0.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35">
<section name="host" ty...
How to retrieve all keys (or values) from a std::map and put them into a vector?
This is one of the possible ways I come out:
18 Answers
18
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Pass props to parent component in React.js
...t-child relationship. When parent and child have potentially a lot of intermediaries, check this answer.
Other solutions are missing the point
While they still work fine, other answers are missing something very important.
Is there not a simple way to pass a child's props to its parent using e...
How can I use an http proxy with node.js http.Client?
... Is there a way to use http proxy connect https port? seems has no easy method
– Gohan
Dec 30 '11 at 9:38
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Is there a way to detach matplotlib plots so that the computation can continue?
... ion, show
ion() # enables interactive mode
plot([1,2,3]) # result shows immediatelly (implicit draw())
print('continue computation')
# at the end call show to ensure window won't close.
show()
share
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Sequelize, convert entity to plain object
... can't add new property, to object, that fetched from database using ORM names Sequelize.js.
9 Answers
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