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How do I get a YouTube video thumbnail from the YouTube API?
...mg.youtube.com/vi/<insert-youtube-video-id-here>/maxresdefault.jpg
All of the above URLs are available over HTTP too. Additionally, the slightly shorter hostname i3.ytimg.com works in place of img.youtube.com in the example URLs above.
Alternatively, you can use the YouTube Data API (v3) to...
Logical operators for boolean indexing in Pandas
...Error: The truth value of an array is ambiguous. Use a.empty, a.any() or a.all().
when used as a boolean value. That's because its unclear when it should be True or False. Some users might assume they are True if they have non-zero length, like a Python list. Others might desire for it to be True ...
Oracle query to fetch column names
...tion_schema.COLUMNS is USER_TAB_COLS for tables owned by the current user, ALL_TAB_COLS or DBA_TAB_COLS for tables owned by all users.
Tablespace is not equivalent to a schema, neither do you have to provide the tablespace name.
Providing the schema/username would be of use if you want to query AL...
Facebook Graph API v2.0+ - /me/friends returns empty, or only friends who also use my application
...
In v2.0 of the Graph API, calling /me/friends returns the person's friends who also use the app.
In addition, in v2.0, you must request the user_friends permission from each user. user_friends is no longer included by default in every login. Each user...
.trim() in JavaScript not working in IE
...han.com/archives/faster-trim-javascript
– Daniel Vassallo
Feb 22 '10 at 0:53
92
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What’s the best RESTful method to return total number of items in an object?
...ly the most RESTful thing to do if fetch limits are going to be imposed at all.
– Donal Fellows
Sep 15 '10 at 9:06
2
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How do you implement a private setter when using an interface?
...
Interface defines public API. If public API contains only getter, then you define only getter in interface:
public interface IBar
{
int Foo { get; }
}
Private setter is not part of public api (as any other private member), thus you cannot ...
When should you not use virtual destructors?
...o not declare a virtual destructor for a class? When should you specifically avoid writing one?
12 Answers
...
Why would you use an ivar?
I usually see this question asked the other way, such as Must every ivar be a property? (and I like bbum's answer to this Q).
...
Examples of GoF Design Patterns in Java's core libraries
...FloatBuffer and DoubleBuffer)
javax.swing.GroupLayout.Group#addComponent()
All implementations of java.lang.Appendable
java.util.stream.Stream.Builder
Factory method (recognizeable by creational methods returning an implementation of an abstract/interface type)
java.util.Calendar#getInstance()
jav...