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Foreign keys in mongo?
...te collection with cities, but I don't know how to bind cities with items. PS sorry for my bad english.
– Mark Pegasov
Jun 13 '11 at 17:53
...
Does “untyped” also mean “dynamically typed” in the academic CS world?
... this is standard practice in academic literature. To understand it, it helps to know that the notion of "type" was invented in the 1930s, in the context of lambda calculus (in fact, even earlier, in the context of set theory). Since then, a whole branch of computational logic has emerged that is kn...
HTML table with 100% width, with vertical scroll inside tbody [duplicate]
... sticky; top: 0; }
/* Just common table stuff. */
table { border-collapse: collapse; width: 100%; }
th, td { padding: 8px 16px; }
th { background:#eee; }
<div class="tableFixHead">
<table>
<thead>
<tr><th>TH 1</th><th>TH 2</th&g...
What are the best practices for using a GUID as a primary key, specifically regarding performance?
...Index Debate..........again!
Disk space is cheap - that's not the point!
PS: of course, if you're dealing with just a few hundred or a few thousand rows - most of these arguments won't really have much of an impact on you. However: if you get into the tens or hundreds of thousands of rows, or you ...
ctypes - Beginner
...specific problems on this site, I'm sure the community would help you out.
PS: I'm assuming you're on Linux because you've used ctypes.CDLL('libc.so.6'). If you're on another OS, things might change a little bit (or quite a lot).
...
In Django, how does one filter a QuerySet with dynamic field lookups?
...To "simply implement" this application would beget astronomical (>200 apps ^21 foos) functions to meet the requirements. You're reading purpose and intent into the example; you shouldn't. :)
– Brian M. Hunt
Nov 22 '08 at 15:07
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Using @include vs @extend in Sass?
...much about it because web server's gzip compression will take care of it.
PS Note that you can declare placeholder classes within media queries.
Update 2014-12-28: Extends produce more compact CSS than mixins do, but this benefit is diminished when CSS is gzipped. If your server serves gzipped CSS...
Git: what is a dangling commit/blob and where do they come from?
... the latest child commit in order to reach the older commits on a branch.
PS - The above diagram and understanding was obtained from this free course. Even though the course is quite old, the knowledge is still relevant.
sh...
How to secure an ASP.NET Web API [closed]
...e previous request, it will be rejected.
The demo code is put as here:
https://github.com/cuongle/Hmac.WebApi
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How do I handle the window close event in Tkinter?
...a flag, and then react to it.
(Note: I normally design GUIs as nicely encapsulated classes and separate worker threads, and I definitely don't use "global" (I use class instance variables instead), but this is meant to be a simple, stripped-down example to demonstrate how Tk abruptly kills your per...