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How do I prevent commands from showing up in Bash history?
Sometimes, when I run commands like rm -rf XYZ , I don't want this to be recorded in Bash history, because I might accidentally run the same command again by reverse-i-search . Is there a good way to prevent this from happening?
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MySQL select where column is not empty
...mpty string:
select phone, phone2
from jewishyellow.users
where phone like '813%' and phone2<>''
Note that NULL value is interpreted as false.
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Call UrlHelper in models in ASP.NET MVC
I need to generate some URLs in a model in ASP.NET MVC. I'd like to call something like UrlHelper.Action() which uses the routes to generate the URL. I don't mind filling the usual blanks, like the hostname, scheme and so on.
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Working with select using AngularJS's ng-options
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One thing to note is that ngModel is required for ngOptions to work... note the ng-model="blah" which is saying "set $scope.blah to the selected value".
Try this:
<select ng-model="blah" ng-options="item.ID as item.Title for item in items"></select>
Here's more from AngularJ...
Why are Python's 'private' methods not actually private?
...d variables within a class by prepending double underscores to the name, like this: __myPrivateMethod() . How, then, can one explain this
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Limit results in jQuery UI Autocomplete
...e source parameter and then call slice on the filtered array.
Here's a working example: http://jsfiddle.net/andrewwhitaker/vqwBP/
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How can I comment a single line in XML?
... comment a line in XML and have the comment end automatically on a linebreak.
XML has only one definition for a comment:
'<!--' ((Char - '-') | ('-' (Char - '-')))* '-->'
XML forbids -- in comments to maintain compatibility with SGML.
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$watch an object
...ant to watch for changes in a dictionary, but for some reason watch callback is not called.
8 Answers
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Oracle Differences between NVL and Coalesce
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Jon Heller
30.3k33 gold badges6262 silver badges110110 bronze badges
answered Jun 4 '09 at 12:03
QuassnoiQuassnoi
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What does cherry-picking a commit with Git mean?
Recently, I have been asked to cherry-pick a commit.
12 Answers
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