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Difference between single quotes and double quotes in Javascript [duplicate]
..."It's alright"; // single quote inside double quotes var answer = "He is called 'Johnny'"; // single quotes inside double quotes var answer = 'He is called "Johnny"'; // double quotes inside single quotes
– broadband
Mar 5 '15 at 11:26
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How can I send an HTTP POST request to a server from Excel using VBA?
...und parameters if you do not use the Sub's return value: VBA Syntax do not allow parentheses around Sub's parameters (they are needed for Functions, though), so these parentheses are actually arithmetic parentheses used to clarify operator precedence. Apart from being misleading and unclear, this ca...
Take a screenshot of a webpage with JavaScript?
...Width, wb.Height));
wb.Dispose();
return bitmap;
}
And then via PHP you can do:
exec("CreateScreenShot.exe -url http://.... -save C:/shots domain_page.png");
Then you have the screenshot in the server side.
shar...
Stop Chrome Caching My JS Files
I will make a change to my JS files but it won't really change in the browser, I have to rename the files every time so that it reloads it. Is there some sort of .htaccess command I can add or something to make it stop caching?
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How can I get stock quotes using Google Finance API?
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Note: The Google Finance API has been officially deprecated as of May 26, 2011 and will be shut down on October 20, 2012.
– shawnwall
May 14 '12 at 17:12
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How to import an excel file in to a MySQL database
...alues (e.g. ',', while using 'as defined in cell properties' separator for all other values. Best to stay away from CSV.
– afk5min
Apr 12 '14 at 15:14
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Symfony2 : How to get form validation errors after binding the request to the form
... May 24 '15 at 23:40
Carrie Kendall
10.5k55 gold badges5656 silver badges7979 bronze badges
answered Aug 8 '11 at 9:23
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How to concatenate columns in a Postgres SELECT?
...catenated to NULL is NULL. If NULL values can be involved and the result shall not be NULL, use concat_ws() to concatenate any number of values (Postgres 9.1 or later):
SELECT concat_ws(', ', a, b) AS ab FROM foo;
Or concat() if you don't need separators:
SELECT concat(a, b) AS ab FROM foo;
No...
nginx - nginx: [emerg] bind() to [::]:80 failed (98: Address already in use)
All of a sudden I am getting the below nginx error
17 Answers
17
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Regex Pattern to Match, Excluding when… / Except between
...awkward solutions. So your question about multiple contexts is a special challenge.
Surprise
Surprisingly, there is at least one efficient solution that is general, easy to implement and a pleasure to maintain. It works with all regex flavors that allow you to inspect capture groups in your code. ...