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SQLite add Primary Key
...OB,
PRIMARY KEY (field2, field1)
);
Reference: http://www.sqlite.org/lang_createtable.html
This answer does not address table alteration.
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How can I create an object and add attributes to it?
... set on it. (I wish it could, for this exact purpose.) It doesn't have a __dict__ to hold the attributes.
I generally just do this:
class Object(object):
pass
a = Object()
a.somefield = somevalue
When I can, I give the Object class a more meaningful name, depending on what kind of data I'...
Most efficient way to create a zero filled JavaScript array?
...rray(5) you're creating an object that kinda looks like this: { length: 5, __proto__: Array.prototype } - try console.dir( Array(5) ). Notice that it doesn't have any properties 0, 1, 2, etc. But when you apply that unto the Array constructor, it's like saying Array(undefined, undefined, undefined, ...
What can I do to resolve a “Row not found or changed” Exception in LINQ to SQL on a SQL Server Compa
...the exception in your global exception handler:
protected void Application_Error(object sender, EventArgs e)
{
Exception ex = Server.GetLastError();
//TODO
}
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XMLHttpRequest Origin null is not allowed Access-Control-Allow-Origin for file:/// to file:/// (Serv
...se with https://github.com/kripken/sql.js/)
I created a file called base64_data.js (and used btoa() to convert the data that I needed and insert it into a <div> so I could copy it).
var base64_data = "U1FMaXRlIGZvcm1hdCAzAAQA ...<snip lots of data> AhEHwA==";
and then included the da...
Dynamic cell width of UICollectionView depending on label width
...ered Apr 17 '14 at 14:07
Basheer_CADBasheer_CAD
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jQuery event handlers always execute in order they were bound - any way around this? [duplicate]
...st parameter, and a key ("events" for us) as the second parameter.
jQuery._data(<DOM element>, "events");
So here's the modified code for jQuery 1.8.
// [name] is the name of the event "click", "mouseover", ..
// same as you'd pass it to bind()
// [fn] is the handler function
$.fn.bindFir...
How do I associate a Vagrant project directory with an existing VirtualBox VM?
...othername".
Stop the machine from provisioning:
Create a file named action_provision in the same dir as the id file, set it's contents to: 1.5:{id} replacing {id} with the id found in step 1.
Setup a new public/private key:
Vagrant uses a private key stored in .vagrant/machines/default/virtualbox/...
Rename multiple files in a directory in Python [duplicate]
...e os.rename(src, dst) to rename or move a file or a directory.
$ ls
cheese_cheese_type.bar cheese_cheese_type.foo
$ python
>>> import os
>>> for filename in os.listdir("."):
... if filename.startswith("cheese_"):
... os.rename(filename, filename[7:])
...
>>>
$ ls
c...
Why is iterating through a large Django QuerySet consuming massive amounts of memory?
... # change this to desired chunk size
for page in range(1, paginator.num_pages + 1):
for row in paginator.page(page).object_list:
# here you can do whatever you want with the row
print "done processing page %s" % page
...