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Display open transactions in MySQL
I did some queries without a commit. Then the application was stopped.
4 Answers
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NodeJS: Saving a base64-encoded image to disk
...u can just write that byte array to the file.
Update
As mentioned in the comments, req.rawBody is no longer a thing. If you are using express/connect then you should use the bodyParser() middleware and use req.body, and if you are doing this using standard Node then you need to aggregate the incom...
C# nullable string error
...e may type string? to tell the world this string may be null. Ref: youtube.com/watch?v=VdC0aoa7ung
– nkalfov
Mar 4 '19 at 23:06
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In C#, how can I create a TextReader object from a string (without writing to disk)
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jQuery Plugin: Adding Callback functionality
...for this answer. There is a post that explains this: jquery-howto.blogspot.com/2009/11/…
– RaphaelDDL
Dec 13 '11 at 13:24
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How do I view all commits for a specific day?
I've already looked at the relevant docs from git-scm.com and gitref.org , but I can't seem to figure this out.
5 Answe...
scp with port number specified
... original file.
Update and aside to address one of the (heavily upvoted) comments:
With regard to Abdull's comment about scp option order, what he suggests:
scp -P80 -r some_directory -P 80 ...
..., intersperses options and parameters. getopt(1) clearly defines that parameters must come after...
Rails: What's a good way to validate links (URLs)?
...to do.
A regular expression can validate the format of the URL. But even a complex regular expression cannot ensure you are dealing with a valid URL.
For instance, if you take a simple regular expression, it will probably reject the following host
http://invalid##host.com
but it will allow
http://i...
HTML5 Email Validation
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the email doesn't check for .com in an email. It only checks @ sign. Ex. I can enter example@gmail and save the form. though it is not a valid email address. Is there workaround to check properly example@gmail.com?
– Ruchika
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Check a collection size with JSTL
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<c:if test="${companies.size() > 0}">
</c:if>
This syntax works only in EL 2.2 or newer (Servlet 3.0 / JSP 2.2 or newer). If you're facing a XML parsing error because you're using JSPX or Facelets instead of JSP, then use gt ...