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PostgreSQL query to list all table names?
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What bout this query (based on the description from manual)?
SELECT table_name
FROM information_schema.tables
WHERE table_schema='public'
AND table_type='BASE TABLE';
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Is it possible to make an ASP.NET MVC route based on a subdomain?
...a very simple example of a custom Route:
public class ExampleRoute : RouteBase
{
public override RouteData GetRouteData(HttpContextBase httpContext)
{
var url = httpContext.Request.Headers["HOST"];
var index = url.IndexOf(".");
if (index < 0)
return ...
Connecting to remote URL which requires authentication using Java
...pass = username + ":" + password;
String basicAuth = "Basic " + new String(Base64.getEncoder().encode(userpass.getBytes()));
uc.setRequestProperty ("Authorization", basicAuth);
InputStream in = uc.getInputStream();
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How to save an image to localStorage and display it on the next page?
...ed:
Firstly, I grab my image with getElementByID, and save the image as a Base64. Then I save the Base64 string as my localStorage value.
bannerImage = document.getElementById('bannerImg');
imgData = getBase64Image(bannerImage);
localStorage.setItem("imgData", imgData);
Here is the function that...
Convert hex string to int in Python
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Without the 0x prefix, you need to specify the base explicitly, otherwise there's no way to tell:
x = int("deadbeef", 16)
With the 0x prefix, Python can distinguish hex and decimal automatically.
>>> print int("0xdeadbeef", 0)
3735928559
>>> print in...
What is the claims in ASP .NET Identity
...ET Identity Core?
There are two common authorization approaches that are based on Role and Claim.
Role-Based Security
A user gets assigned to one or more roles through which the user gets access rights.
Also, by assigning a user to a role, the user immediately gets all the access rights defined ...
How should equals and hashcode be implemented when using JPA and Hibernate
...uring object (or, at least, session) lifetime.
If the above is impossible, base equals() / hashCode() on primary key IF it's set and object identity / System.identityHashCode() otherwise. The important part here is that you need to reload your Set after new entity has been added to it and persisted;...
Git: Find the most recent common ancestor of two branches
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You are looking for git merge-base. Usage:
$ git merge-base branch2 branch3
050dc022f3a65bdc78d97e2b1ac9b595a924c3f2
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How to generate unique ID with node.js
How to set a variable value with database query callback? How I can do it?
13 Answers
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Virtual member call in a constructor
...s is that the initializers run in order from the most derived class to the base class, and then constructors run in order from the base class to the most derived class (see Eric Lippert's blog for details as to why this is).
Also in .NET objects do not change type as they are constructed, but start...