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How can one see the structure of a table in SQLite? [duplicate]
... many other useful builtin dot commands -- see the documentation at http://www.sqlite.org/sqlite.html, section Special commands to sqlite3.
Example:
sqlite> entropy:~/Library/Mail>sqlite3 Envelope\ Index
SQLite version 3.6.12
Enter ".help" for instructions
Enter SQL statements terminated wit...
Extending the User model with custom fields in Django
...
The least painful and indeed Django-recommended way of doing this is through a OneToOneField(User) property.
Extending the existing User model
…
If you wish to store information related to User, you can use a one-to-one relationship to a model containing the f...
Does file_get_contents() have a timeout setting?
...e(["http"=>["timeout"=>1]]));
Source in comment section of https://www.php.net/manual/en/function.file-get-contents.php
HTTP context options:
method
header
user_agent
content
request_fulluri
follow_location
max_redirects
protocol_version
timeout
Other contexts: https://www.php.net/manual...
Naming of ID columns in database tables
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ID is a SQL Antipattern.
See http://www.amazon.com/s/ref=nb_sb_ss_i_1_5?url=search-alias%3Dstripbooks&field-keywords=sql+antipatterns&sprefix=sql+a
If you have many tables with ID as the id you are making reporting that much more difficult. It obscures...
How do I select text nodes with jQuery?
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jQuery doesn't have a convenient function for this. You need to combine contents(), which will give just child nodes but includes text nodes, with find(), which gives all descendant elements but no text nodes. Here's what I've come up with:
var getTextNodesIn = function(el) {
return ...
Converting newline formatting from Mac to Windows
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The sed command for UNIX to DOS does not work for me on OS X Lion - it just inserts the text "r" at the end of each line. The perl command works though.
– Ergwun
May 18 '12 at 6:59
...
Rails params explained?
...re encoded in the url. For example, if a user's browser requested
http://www.example.com/?foo=1&boo=octopus
then params[:foo] would be "1" and params[:boo] would be "octopus".
In HTTP/HTML, the params are really just a series of key-value pairs where the key and the value are strings, but Ru...
What is the C runtime library?
...
A good description of the different choices for runtime libraries:
http://www.davidlenihan.com/2008/01/choosing_the_correct_cc_runtim.html
It includes those functions you don't normally think of as needing a library to call:
malloc
enum, struct
abs, min
assert
Microsoft has a nice list of thei...
Determine file creation date in Java
...vides it.
Check this link out
For example(Provided based on @ydaetskcoR's comment):
Path file = ...;
BasicFileAttributes attr = Files.readAttributes(file, BasicFileAttributes.class);
System.out.println("creationTime: " + attr.creationTime());
System.out.println("lastAccessTime: " + attr.lastAcces...
Swift: #warning equivalent
...-e "s/($TAGS)/ warning: \$1/"
This will force Xcode to flag a warning at compile time for any // TODO: or // FIXME: comments you markup.
Alternatively, you could amend TAGS with a custom tag: TAGS="WARNING:" in the above code which would keep the default behaviour for TODO & FIXME and would r...