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How to create a multi-tenant database with shared table structures?
...te-paper on Salesforce.com about how they implement multi-tenancy:
http://www.developerforce.com/media/ForcedotcomBookLibrary/Force.com_Multitenancy_WP_101508.pdf
They have 1 huge table w/ 500 string columns (Value0, Value1, ... Value500). Dates and Numbers are stored as strings in a format such ...
Python function global variables?
...th=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4...
return, return None, and no return at all?
...bar(x):
if x < 0:
return
return math.sqrt(x)
https://www.python.org/dev/peps/pep-0008/#programming-recommendations
Basically, if you ever return non-None value in a function, it means the return value has meaning and is meant to be caught by callers. So when you return None,...
Freeze the top row for an html table only (Fixed Table Header Scrolling) [duplicate]
...xed Header Scrolling. There are a number of documented approaches:
http://www.imaputz.com/cssStuff/bigFourVersion.html
You won't effectively pull this off without JavaScript ... especially if you want cross browser support.
There are a number of gotchyas with any approach you take, especially con...
Do copyright dates need to be updated? [closed]
...om the Cornell University Law School (copied on March 4, 2015 from https://www.law.cornell.edu/wex/copyright:
"Copyright
copyright: an overview
The U.S. Copyright Act, 17 U.S.C. §§ 101 - 810, is Federal legislation enacted by Congress under its Constitutional grant of authority to protect the wri...
Error handling in C code
...iki/Setjmp.h
http://aszt.inf.elte.hu/~gsd/halado_cpp/ch02s03.html
http://www.di.unipi.it/~nids/docs/longjump_try_trow_catch.html
#include <setjmp.h>
#include <stdio.h>
jmp_buf x;
void f()
{
longjmp(x,5); // throw 5;
}
int main()
{
// output of this program is 5.
int i ...
Are email addresses case sensitive?
...s that support such nonsense.
p.s. ILIKE is a PostgreSQL keyword: http://www.postgresql.org/docs/9.2/static/functions-matching.html
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Writing a compiler in its own language
...inal source of the idea: https://web.archive.org/web/20070714062657/http://www.acm.org/classics/sep95/
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How can I hash a password in Java?
...from Sun, an alternative is https://github.com/wg/scrypt
// cf. http://www.unlimitednovelty.com/2012/03/dont-use-bcrypt.html
private static String hash(String password, byte[] salt) throws Exception {
if (password == null || password.length() == 0)
throw new IllegalArgume...
Phonegap Cordova installation Windows
... Using the documentation would have permitted you to have one "global" www folder for all platforms.
– Justin D.
Aug 19 '13 at 18:59
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