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What is meant by “managed” vs “unmanaged” resources in .NET?
...x. This
includes anything that is returned to you through calls to Win32 API
functions.
If you never call a Win32 API function and never get back any Win32
"handle" objects, then you are not holding any unmanaged resources.
Files and streams that you open via .NET Framework class method...
Including Google Web Fonts link or import?
...
The Web Fonts API is very useful when working with HTML5 Canvas. You can't use a font that hasn't finished loading before drawing text with it, and of course once the font is loaded it isn't automatically updated. Relatedly, the API is nee...
How to call asynchronous method from synchronous method in C#?
...d).Result;
*Update 4/14/2014: In more recent versions of the library the API is as follows:
var result = AsyncContext.Run(MyAsyncMethod);
(It's OK to use Task.Result in this example because RunTask will propagate Task exceptions).
The reason you may need AsyncContext.RunTask instead of Task.Wait...
Detect 7 inch and 10 inch tablet programmatically
...lue in both portrait and landscape on my Nexus 7 (600dp). It was added in API level 13.
– Jonik
Dec 11 '13 at 10:19
...
Declaring a custom android UI element using XML
...t;
</declare-styleable>
custom_view_1.xml
<com.example.android.apis.view.LabelView
android:background="@drawable/blue"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
app:text="Blue" app:textSize="20dp"/>
This is contained in a LinearLayout wi...
What's the difference between findAndModify and update in MongoDB?
...e cases. Migrating our application from Couchbase to MongoDB, I found this API to replace the code which does GetAndlock(), modify the content locally, replace() to save and Get() again to fetch the updated document back. With mongoDB, I just used this single API which returns the updated document.
...
Break promise chain and call a function based on the step in the chain where it is broken (rejected)
...s promise library $q is based on kriskowal's Q library (which has a richer API, but contains everything you can find in $q). Q's API docs on GitHub could prove useful. Q implements the Promises/A+ spec, which goes into detail on how then and the promise resolution behaviour works exactly.
EDIT:
Al...
Should functions return null or an empty object?
...e to throw an exception.
Based on extensive comments below: if this is an API-level design question, this method could be analogous to "OpenFile" or "ReadEntireFile". We are "opening" a user from some repository and hydrating the object from the resultant data. An exception could be appropriate in ...
What are the differences between the different saving methods in Hibernate?
...
Here's my understanding of the methods. Mainly these are based on the API though as I don't use all of these in practice.
saveOrUpdate
Calls either save or update depending on some checks. E.g. if no identifier exists, save is called. Otherwise update is called.
save
Persists an entity. Wi...
Difference between Destroy and Delete
...troy runs any callbacks on the model while delete doesn't.
From the Rails API:
ActiveRecord::Persistence.delete
Deletes the record in the database and freezes this instance to reflect that no changes should be made (since they can't be persisted). Returns the frozen instance.
The row is ...