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When writing a directive in AngularJS, how do I decide if I need no new scope, a new child scope, or
...e to do with scopes (such as displaying simple jQuery plugins, validation, etc).
Notes
You should not let ngModel or other things directly impact your decision. You can circumvent odd behavior by doing things like ng-model=$parent.myVal (child) or ngModel: '=' (isolate).
Isolate + transclude will...
How do I find duplicate values in a table in Oracle?
...tablename group by column_one, column_two having count(column_one) > 1; etc.
– Amos M. Carpenter
Sep 24 '12 at 2:19
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Convert character to ASCII numeric value in java
...y pasting from MS Word (e.g. curved double and single quotes, long dashes, etc.). To mention StandardCharsets.US_ASCII is the correct thing to do, but that doesn't tell the original questioner how to use it.
– Tihamer
May 2 '19 at 16:11
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Concatenating multiple text files into a single file in Bash
...t, you should either name the files appropriately (01file.txt, 02file.txt, etc...) or specify each file in the order you want it concatenated.
$ cat file1 file2 file3 file4 file5 file6 > out.txt
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Getting a better understanding of callback functions in JavaScript
...ameters as necessary
callback();
}
A lot of libraries (jQuery, dojo, etc.) use a similar pattern for their asynchronous functions, as well as node.js for all async functions (nodejs usually passes error and data to the callback). Looking into their source code would help!
...
Parse date string and change format
...ng a date using strptime() and the date contains the name of a day, month, etc, be aware that you have to account for the locale.
It's mentioned as a footnote in the docs as well.
As an example:
import locale
print(locale.getlocale())
>> ('nl_BE', 'ISO8859-1')
from datetime import dateti...
Difference Between ViewResult() and ActionResult()
...ult , ContentResult, FileContentResult , FileStreamResult , FilePathResult etc.
The ViewResult is a subclass of ActionResult.
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CSS /JS to prevent dragging of ghost image?
...re confident the user will have JS, you only need to use the JS attribute, etc. For more flexibility, look into ondragstart, onselectstart, and some WebKit tap/touch CSS.
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How do I prevent commands from showing up in Bash history?
...hell (log in as different user and use su/sudo, creating a background job, etc.)
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Pure JavaScript: a function like jQuery's isNumeric() [duplicate]
...rseInt can result in unwanted false positives like "123abc", "2e1", "0x2", etc.. (even jQuery.isNumeric will parse true). I would use something like this function isNumeric(str) { return /^\d*\.{0,1}\d*$/.test(str); }
– ebob
May 1 '17 at 19:19
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