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Why does Convert.ToString(null) return a different value if you cast null?
...don't see it as big deal.
System.Convert has methods for converting every base type to itself. This is strange - since no conversion is needed or possible, so the methods end up just returning the parameter. Convert.ToString(string) behaves the same. I presume these are here for code generation sce...
What is the best way to implement constants in Java? [closed]
...
@ŁukaszL. The question itself is really opinion based (whenever "best" arises, it typically is a matter of opinion), so the answer is a valid answer to this question. I've given an answer as to what (yes, I believe to be, so yes it is an opinion, because again "best" chan...
Mongo interface [closed]
...cial List from MongoDB
http://www.mongodb.org/display/DOCS/Admin+UIs
Web Based
For PHP, I'd recommend Rock Mongo. Solid, lots of great features, easy setup.
http://rockmongo.com/
If you don't want to install anything ... you can use MongoHQ's web interface (even if you your MongoDB isn't on Mon...
anchor jumping by using javascript
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Not enough rep for a comment.
The getElementById() based method in the selected answer won't work if the anchor has name but not id set (which is not recommended, but does happen in the wild).
Something to bare in mind if you don't have control of the document markup (e.g. we...
A non-blocking read on a subprocess.PIPE in Python
...or asynchronous IO -- asyncio module.
The approach is similar to twisted-based answer by @Bryan Ward -- define a protocol and its methods are called as soon as data is ready:
#!/usr/bin/env python3
import asyncio
import os
class SubprocessProtocol(asyncio.SubprocessProtocol):
def pipe_data_r...
Does MySQL foreign_key_checks affect the entire database?
...
It is session-based, when set the way you did in your question.
https://dev.mysql.com/doc/refman/5.7/en/server-system-variables.html
According to this, FOREIGN_KEY_CHECKS is "Both" for scope. This means it can be set for session:
SET FO...
Get table names using SELECT statement in MySQL
In MySQL, I know I can list the tables in a database with:
12 Answers
12
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Position Absolute + Scrolling
...s position to relative makes the absolutely position elements inside of it base their position and height on it rather than on the .container div, which has a fixed height. Without the inner, relatively positioned div, the .full-height div will always calculate its dimensions and position based on ....
Why is JsonRequestBehavior needed?
...t.JsonRequestBehavior = JsonRequestBehavior.AllowGet;
base.OnResultExecuting(filterContext);
}
}
and use it on your action
[AllowJsonGet]
public JsonResult MyAjaxAction()
{
return Json("this is my test");
}
...
git pull VS git fetch Vs git rebase
...u're actually just asking about the difference between git merge and git rebase.
So let's suppose you're in the common case - you've done some work on your master branch, and you pull from origin's, which also has done some work. After the fetch, things look like this:
- o - o - o - H - A - B - C...