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What to learn for making Java web applications in Java EE 6? [closed]
...sial, my advice would be to start with Java EE 6 only. So, grab GlassFish v3 and either get the book Beginning Java EE 6 Platform with GlassFish 3: From Novice to Professional or follow the Java EE 6 tutorial. In my opinion, the book (that I've started to read so I know what I'm talking about) provi...
Remove the last line from a file in Bash
...$ d' foo.txt
The -i option does not exist in GNU sed versions older than 3.95, so you have to use it as a filter with a temporary file:
cp foo.txt foo.txt.tmp
sed '$ d' foo.txt.tmp > foo.txt
rm -f foo.txt.tmp
Of course, in that case you could also use head -n -1 instead of sed.
MacOS:
On M...
Can I restore deleted files (undo a `git clean -fdx`)?
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132
No. Those files are gone.
(Just checked on Linux: git clean calls unlink(), and does not backu...
Escaping single quote in PHP when inserting into MySQL [duplicate]
...hese strings (in both snippets) with mysql_real_escape_string().
http://us3.php.net/mysql-real-escape-string
The reason your two queries are behaving differently is likely because you have magic_quotes_gpc turned on (which you should know is a bad idea). This means that strings gathered from $_GE...
Filter element based on .data() key/value
...atBaroqueBobcat
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finding the type of an element using jQuery
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Rails migrations: self.up and self.down versus change
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3 Answers
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Abort Ajax requests using jQuery
.... See The jqXHR Object (jQuery API documentation).
UPDATE 2:
As of jQuery 3, the ajax method now returns a promise with extra methods (like abort), so the above code still works, though the object being returned is not an xhr any more. See the 3.0 blog here.
UPDATE 3: xhr.abort() still works on j...
Less aggressive compilation with CSS3 calc
The Less compilers that I'm using ( OrangeBits and dotless 1.3.0.5 ) are aggressively translating
4 Answers
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