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What does the question mark in Java generics' type parameter mean?
...a signifier for 'any type'. ? alone means
Any type extending Object (including Object)
while your example above means
Any type extending or implementing
HasWord (including HasWord if
HasWord is a non-abstract class)
...
Formula to determine brightness of RGB color
...
I like that you put in precise values, but also included a quick "close enough" type shortcut. +1.
– Beska
Feb 27 '09 at 20:39
3
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How can I beautify JSON programmatically? [duplicate]
...ing solution:
The JSON.stringify method supported by many modern browsers (including IE8) can output a beautified JSON string:
JSON.stringify(jsObj, null, "\t"); // stringify with tabs inserted at each level
JSON.stringify(jsObj, null, 4); // stringify with 4 spaces at each level
Demo: http://js...
port forwarding in windows
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nginx is useful for forwarding HTTP on many platforms including Windows. It's easy to setup and extend with more advanced configuration. A basic configuration could look something like this:
events {}
http {
server {
listen 192.168.1.111:4422;
location /...
Use underscore inside Angular controllers
...
When you include Underscore, it attaches itself to the window object, and so is available globally.
So you can use it from Angular code as-is.
You can also wrap it up in a service or a factory, if you'd like it to be injected:
var ...
Copy multiple files in Python
...n the source directory, os.path.isfile() to see if they are regular files (including symbolic links on *nix systems), and shutil.copy to do the copying.
The following code copies only the regular files from the source directory into the destination directory (I'm assuming you don't want any sub-dir...
How can I list ALL DNS records?
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Amazon's Route53 nameservers did not include TXT, MX and SOA when I tried this. After I specifically queried these records they where included in ANY answers. So take this with a grain of salt.
– Peter
Jun 12 '14 at 8:10
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How to fetch the row count for all tables in a SQL SERVER database [duplicate]
...counts for the current database
-- Remove OBJECTPROPERTY function call to include system objects
SELECT o.NAME,
i.rowcnt
FROM sysindexes AS i
INNER JOIN sysobjects AS o ON i.id = o.id
WHERE i.indid < 2 AND OBJECTPROPERTY(o.id, 'IsMSShipped') = 0
ORDER BY o.NAME
If you're using SQL 2005...
PHP page redirect [duplicate]
... lines in a file, or from PHP. It is a very common error to read code with include(), or require(), functions, or another file access function, and have spaces or empty lines that are output before header() is called. The same problem exists when using a single PHP/HTML file.
This means you should...
SQL Server NOLOCK and joins
...nsaction yet. At this point your first query will return successfully and include the uncommitted rows; your second query won't return because table2 doesn't have the WITH(NOLOCK) hint on it.
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