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Most common way of writing a HTML table with vertical headers?
...in a table should contain an equal number of columns (TD). Your header has 1 while the body has 3. You should use the colspan attribute to fix that.
Reference: "The THEAD, TFOOT, and TBODY sections must contain the same number of columns." - Last paragraph of section 11.2.3.
With that being said, ...
Rails migration: t.references with alternative name?
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168
You can do this all in the initial migration/column definition (at least currently in Rails 5)...
Revert a range of commits in git
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179
What version of Git are you using?
Reverting multiple commits in only supported in Git1.7.2+:...
How do I fetch lines before/after the grep result in bash?
...n use the -B and -A to print lines before and after the match.
grep -i -B 10 'error' data
Will print the 10 lines before the match, including the matching line itself.
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How to get last inserted row ID from WordPress database?
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194
Straight after the $wpdb->insert() that does the insert, do this:
$lastid = $wpdb->in...
“git diff” does nothing
...gitconfig file. This was installed via MacPorts and is the lates version (1.7.2.2).
5 Answers
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How does Task become an int?
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173
Does an implicit conversion occur between Task<> and int?
Nope. This is just part o...
Java String split removed empty values
... with limit set to negative value like
String[] split = data.split("\\|", -1);
Little more details:
split(regex) internally returns result of split(regex, 0) and in documentation of this method you can find (emphasis mine)
The limit parameter controls the number of times the pattern is applied and...
How to get the anchor from the URL using jQuery?
...se the .indexOf() and .substring(), like this:
var url = "www.aaa.com/task1/1.3.html#a_1";
var hash = url.substring(url.indexOf("#")+1);
You can give it a try here, if it may not have a # in it, do an if(url.indexOf("#") != -1) check like this:
var url = "www.aaa.com/task1/1.3.html#a_1", idx = u...