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Jinja2 template variable if None Object set a default value
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129
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Search for a string in Enum and return the Enum
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19
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MySQL Delete all rows from table and reset ID to zero
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84
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Android app in Eclipse: Edit text not showing on Graphical layout
...he Plain text option on to the graphical layout, a message at the bottom comes up. It reads
Exception raised during rendering: java.lang.System.arraycopy([CI[CII)V
Exception details are logged in Window > Show View > Error Log
Even when I go to Window > Show View there is no error log...
Convert array to JSON
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Script for backward-compatibility:
https://github.com/douglascrockford/JSON-js/blob/master/json2.js
And call:
var myJsonString = JSON.stringify(yourArray);
Note: The JSON object is now part of most modern web browsers (IE 8 & above). Se...
Escape Character in SQL Server
...concatenating SQL into a VARCHAR to execute (i.e. dynamic SQL), then I'd recommend parameterising the SQL. This has the benefit of helping guard against SQL injection plus means you don't have to worry about escaping quotes like this (which you do by doubling up the quotes).
e.g. instead of doing
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AngularJS : Clear $watch
...ou can see an interesting discussion here that explains the matter: github.com/angular/angular.js/issues/4574 Basically, if you assign a listener to the $rootScope, you have to unassign it your self, or it will persist through $scope changes. Watchers on $scope get destroyed with the $scope ($scopes...
How to get access to HTTP header information in Spring MVC REST controller?
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Thank you. In Some code examples in the company I work for, I see HttpServletRequest as the parameter and there is a getHeader method on it. Which approach is preferable?
– Horse Voice
Oct 24 '13 at 14:36
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Stopwatch vs. using System.DateTime.Now for timing events [duplicate]
...gh for precision to the second probably but anything beyond that I would recommend StopWatch.
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Pip install Matplotlib error with virtualenv
...e that it wants to install quite a few packages (more than can fit in this comment box), but about 0.6 GB worth of packages.
– Achal Dave
Feb 15 '14 at 23:32
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