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How can I set a website image that will show as preview on Facebook?
...XML namespace extension to your HTML declaration
<html xmlns="http://www.w3.org/1999/xhtml"
xmlns:fb="http://ogp.me/ns/fb#">
2. Inside your <head></head> use the following meta tag to define the image you want to use
<meta property="og:image" content="fully_qualified...
Error “initializer element is not constant” when trying to initialize variable with const
...
Just for illustration by compare and contrast
The code is from http://www.geeksforgeeks.org/g-fact-80/
/The code fails in gcc and passes in g++/
#include<stdio.h>
int initializer(void)
{
return 50;
}
int main()
{
int j;
for (j=0;j<10;j++)
{
static int i = init...
Check if a string contains one of 10 characters
...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...
ASP.Net error: “The type 'foo' exists in both ”temp1.dll“ and ”temp2.dll"
... compiles each folder in the application into a separate assembly.
http://www.sellsbrothers.com/1995
http://support.microsoft.com/kb/919284
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JavaScript listener, “keypress” doesn't detect backspace?
...atforms.
The use of the keypress event type is deprecated by W3C (http://www.w3.org/TR/DOM-Level-3-Events/#event-type-keypress)
The keypress event type is defined in this specification for reference
and completeness, but this specification deprecates the use of this
event type. When in edi...
Postgresql aggregate array
...
Use array_agg: http://www.sqlfiddle.com/#!1/5099e/1
SELECT s.name, array_agg(g.Mark) as marks
FROM student s
LEFT JOIN Grade g ON g.Student_id = s.Id
GROUP BY s.Id
By the way, if you are using Postgres 9.1, you don't need to repeat the...
What is a “batch”, and why is GO used?
...GO
INSERT INTO dbo.TEST (ROWID) VALUES (NEWID())
GO 1000
source:
http://www.mssqltips.com/tip.asp?tip=1216
Other than that it marks the "end" of an SQL block (e.g. in a stored procedure)... Meaning you're on a "clean" state again... e.G: Parameters used in the statement before the code are reset...
What is the difference between JOIN and JOIN FETCH when using JPA and Hibernate
...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...
HTML input file selection event not firing upon selecting the same file
...
In this article, under the title "Using form input for selecting"
http://www.html5rocks.com/en/tutorials/file/dndfiles/
<input type="file" id="files" name="files[]" multiple />
<script>
function handleFileSelect(evt) {
var files = evt.target.files; // FileList object
// fil...
How to go from Blob to ArrayBuffer
...oper.mozilla.org/en-US/docs/Web/API/FileReader#readAsArrayBuffer()
https://www.w3.org/TR/FileAPI/#dfn-readAsArrayBuffer
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