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What are the most useful Intellij IDEA keyboard shortcuts? [closed]
...Intellij IDEA keyboard shortcuts I find most useful (listed in roughly the order of usage for me):
The shortcut I use the most is Ctrl + B (Go to declaration), to see what a method does, where a variable is declared etc. This is almost always followed by Ctrl + Alt + Left to get back to where I was...
How to concatenate text from multiple rows into a single text string in SQL server?
...ts ST1
WHERE ST1.SubjectID = ST2.SubjectID
ORDER BY ST1.SubjectID
FOR XML PATH ('')
) [Students]
FROM dbo.Students ST2
) [Main]
You can do the same thing in a more compact way if you can concat the commas at the beginning and ...
The term “Context” in programming? [closed]
...n the receptionist asks you for your name, that's information they need in order to begin the appointment. In this example, your name is contextual information. So in the context of visiting the dentist, you need to provide your name to get your tooth pulled.
Now let's say you walk over to the bank...
Message Queue vs Message Bus — what are the differences?
...eing removed upon being dequeued). Neither B nor C need to be available in order for A to send updates. Each message queue is persistent, so if an application restarts, it will begin pulling from its queue once it is back online. This helps break dependencies between dependent systems and can provid...
Are static variables shared between threads?
...ppens-before every action in that thread that comes later in the program's order.
An unlock (synchronized block or method exit) of a monitor happens-before every subsequent lock (synchronized block or method entry) of that same monitor. And because the happens-before relation is transitive, all act...
PHP_SELF vs PATH_INFO vs SCRIPT_NAME vs REQUEST_URI
...included) file.
'REQUEST_URI'
The URI which was given in order to access this page; for instance, '/index.html'.
PATH_INFO doesn't seem to be documented...
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How to run function in AngularJS controller on document ready?
...sample page with 4 components all of which build HTML from a template, the order of events was
$document ready
$onInit
$postLink
(and these 3 were repeated 3 more times in the same order for the other 3 components)
$viewContentLoaded (repeated 3 more times)
$timeout execution (repeated 3 more times...
How do I migrate a model out of one django app and into a new one?
...
In order to access orm['contenttypes.contenttype'], you also need to add the --freeze contenttypes option to your schemamigration commands.
– Gary
Dec 5 '13 at 18:21
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MongoDB mongorestore failure: locale::facet::_S_create_c_locale name not valid
...
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Search and replace in bash using regular expressions
...NNNXNNXNNNNXXXXXXNNNNNXXX
Note that the subsequent -e's are processed in order. Also, the g flag for the expression will match all occurrences in the input.
You can also pick your favorite tool using this method, i.e. perl, awk, e.g.:
echo "$MYVAR" | perl -pe 's/[a-zA-Z]/X/g and s/[0-9]/N/g'
...