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Check if Internet Connection Exists with Javascript? [duplicate]
How do you check if there is an internet connection using Javascript? That way I could have some conditionals saying "use the google cached version of JQuery during production, use either that or a local version during development, depending on the internet connection".
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Excel “External table is not in the expected format.”
...e in Excel first before I can read if from my C# program. The xlsx file is on a share on our network. How can I read the file without having to open it first?
Thanks
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Difference between the 'controller', 'link' and 'compile' functions when defining a directive
Some places seem to use the controller function for directive logic and others use link. The tabs example on the angular homepage uses controller for one and link for another directive. What is the difference between the two?
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What's the difference between utf8_general_ci and utf8_unicode_ci?
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These two collations are both for the UTF-8 character encoding. The differences are in how text is sorted and compared.
Note: In MySQL you have to use utf8mb4 rather than utf8. Confusingly, utf8 is a flawed UTF-8 implementation from early My...
How to increase code font size in IntelliJ?
...ried doing it via Appearances as shown, but this seems to not affect code font or size
21 Answers
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Center/Set Zoom of Map to cover all visible Markers?
I am setting multiple markers on my map and I can set statically the zoom levels and the center but what I want is, to cover all the markers and zoom as much as possible having all markets visible
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Send email using java
...l.Properties;
import javax.mail.Message;
import javax.mail.MessagingException;
import javax.mail.Session;
import javax.mail.internet.AddressException;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeMessage;
/**
*
* @author doraemon
*/
public class GoogleMail {
pri...
PostgreSQL “DESCRIBE TABLE”
... IMSoP
58k77 gold badges7373 silver badges116116 bronze badges
answered Sep 20 '08 at 20:50
Chris BunchChris Bunch
78.1k3535 gold...
What are conventions for filenames in Go?
I could find the conventions for naming packages in Go: no underscore between words, everything lowercase.
4 Answers
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What is the proper #include for the function 'sleep()'?
...g, and it starts out by having us write in C in the first few chapters. In one of my programs it has me create, I use the sleep function. In the book it told me to put #include <stdlib.h> under the #include <stdio.h> part. This is supposed to get rid of the warning that says "Implici...