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Where to define custom error types in Ruby and/or Rails?
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+50
For Gems
I have seen many times that you define exceptions in this way:
gem_dir/lib/gem_name/exceptions.rb
and defined as:
mod...
Running a cron job on Linux every six hours
...got a *, and you've too many fields. It's the hour you need to care about
0 */6 * * * /path/to/mycommand
This means every sixth hour starting from 0, i.e. at hour 0, 6, 12 and 18 which you could write as
0 0,6,12,18 * * * /path/to/mycommand
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SQL NVARCHAR and VARCHAR Limits
... selection criteria the string containing the dynamic SQL is growing over 4000 chars. Now, I understand that there is a 4000 max set for NVARCHAR(MAX) , but looking at the executed SQL in Server Profiler for the statement
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Easiest way to upgrade eclipse 3.7 to 4.2 (Juno)
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edited Jun 29 '12 at 16:01
answered Jun 29 '12 at 15:04
G...
Do I need all three constructors for an Android custom view?
... mbonnin
5,81633 gold badges2929 silver badges5050 bronze badges
answered Feb 8 '12 at 15:03
Ovidiu LatcuOvidiu Latcu
67k1414...
How to add global ASP.Net Web Api Filters?
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110
The following code, in my Global.asax, works for me:
public static void RegisterWebApiFilters(S...
Convert SVG to image (JPEG, PNG, etc.) in the browser
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250
Here is how you can do it through JavaScript:
Use the canvg JavaScript library to render the S...
Differences between ExpandoObject, DynamicObject and dynamic
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edited Aug 18 '16 at 13:04
RJFalconer
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answered...
Doctrine and composite unique keys
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edited Sep 12 '18 at 10:02
Radu
1,05433 gold badges1818 silver badges3535 bronze badges
answered Sep...
How can I get Knockout JS to data-bind on keypress instead of lost-focus?
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answered Dec 8 '10 at 19:25
Sergei GolosSergei Golos
4,26211 gold badge1515 silver badges1919 bronze badges
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