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Why is nginx responding to any domain name?
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64
You should have a default server for catch-all, you can return 404 or better to not respond at ...
SQL SELECT speed int vs varchar
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Some rough benchmarks:
4 million records in Postgres 9.x
Table A = base table with some columns
Table B = Table A + extra column id of type bigint with random numbers
Table C = Table A + extra column id of type text with random 16-char ASCII strings
Results on 8GB RAM, i7, SSD laptop:
Siz...
What are the differences between json and simplejson Python modules?
...implejson(SIMPLE_DATA)
And the results on my system (Python 2.7.4, Linux 64-bit):
Complex real world data:
json dumps 1.56666707993 seconds
simplejson dumps 2.25638604164 seconds
json loads 2.71256899834 seconds
simplejson loads 1.29233884811 seconds
Simple data:
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C++使用OLE/COM高速读写EXCEL的源码 - C/C++ - 清泛网 - 专注C/C++及内核技术
...har *CExcelOp::GetColumnName(long icolumn)
{
static char column_name[64];
size_t str_len = 0;
while(icolumn > 0)
{
int num_data = icolumn % 26;
icolumn /= 26;
if (num_data == 0)
{
num_data = 26;
icolumn--;
}
column_name[str_len] = (char)((num_data-1) + 'A' );
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When are you truly forced to use UUID as part of the design?
...dom - there are major components of the UUID that are time and/or location-based. So to have any real chance at a collision, the colliding UUIDs need tobe generated at the exact same time from different UUID generators. I'd say that while there is a reasonable chance that several UUID's might be ge...
FormsAuthentication.SignOut() does not log the user out
...de caching in the Page_Load event of each page, or in the OnLoad() of your base page:
Response.Cache.SetCacheability(HttpCacheability.NoCache);
You might also like to call:
Response.Cache.SetNoStore();
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How do I determine the current operating system with Node.js
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On Mac the variable returns darwin. On Windows, it returns win32 (even on 64 bit).
Current possible values are:
aix
darwin
freebsd
linux
openbsd
sunos
win32
I just set this at the top of my jakeFile:
var isWin = process.platform === "win32";
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How to make PDF file downloadable in HTML link?
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works like a charm with chrome Version 39.0.2171.65 (64-bit) !
– edelans
Nov 21 '14 at 20:32
The...
Search for one value in any column of any table inside a database
...pe char(64) ) inside any column of any table inside one MS SQL Server database?
7 Answers
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What is the maximum possible length of a .NET string?
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Based on my highly scientific and accurate experiment, it tops out on my machine well before 1,000,000,000 characters. (I'm still running the code below to get a better pinpoint).
UPDATE:
After a few hours, I've given up. Fi...