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how to check if a form is valid programmatically using jQuery Validation Plugin
... Thank you, I was already doing something like: $j("#myform label.error").each( function(i,e) { if($j(e).css('display') != 'none') { existErrors = true ; } }); :S Thanks
– Jaime Hablutzel
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Alter a MySQL column to be AUTO_INCREMENT
...CREMENT after the fact. I have tried the following SQL, but got a syntax error notification.
19 Answers
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Github “Updates were rejected because the remote contains work that you do not have locally.”
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The error possibly comes because of the different structure of the code that you are committing and that present on GitHub. It creates conflicts which can be solved by
git pull
Merge conflicts resolving:
git push
If you co...
What does the `forall` keyword in Haskell/GHC do?
... val = maybe onNothin onJust mval
This code doesn't compile (syntax error) in plain Haskell 98. It requires an extension to support the forall keyword.
Basically, there are 3 different common uses for the forall keyword (or at least so it seems), and each has its own Haskell extension: Scope...
A command-line HTML pretty-printer: Making messy HTML readable [closed]
...nd more. It corrects and cleans up HTML and XML documents by fixing markup errors and upgrading legacy code to modern standards.
For your needs, here is the command line to call Tidy:
tidy inputfile.html
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What is a 'semantic predicate' in ANTLR?
...gStream("123, 456, 7777 , 89");
and do the test again: you will see an error appearing on the console right after the string 777.
Semantic Predicates
This brings us to the semantic predicates. Let's say you want to parse
numbers between 1 and 10 digits long. A rule like:
number
: Digit ...
git index.lock File exists when I try to commit, but cannot delete the file
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@skyking in the original question there's an error that says fatal: Unable to create 'project_path/.git/index.lock': File exists., it says "File exists", and deleting it would simple solution. Why would I suggest deleting a file if it's not even in the original questio...
SVN undo delete before commit
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1) do
svn revert . --recursive
2) parse output for errors like
"Failed to revert 'dir1/dir2' -- try updating instead."
3) call svn up for each of error directories:
svn up dir1/dir2
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Windows batch: sleep [duplicate]
...ts that the switch port was down, the network connection was lost and ping errored out with a hardware error message, and ran through the supposedly 1-second long pings in a fraction of the expected time.
– Wes Larson
Jan 28 '16 at 23:16
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window.close and self.close do not close the window in Chrome
...from a Greasemonkey / Tampermonkey / userscript you will get:
Firefox: The error message, "Scripts may not close windows that were not opened by script."
Chrome: just silently fails.
The long-term solution:
The best way to deal with this is to make a Chrome extension and/or Firefox add-on inst...