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Cannot simply use PostgreSQL table name (“relation does not exist”)
...One common reason is that the table is defined with a mixed-case spelling, and you're trying to query it with all lower-case.
In other words, the following fails:
CREATE TABLE "SF_Bands" ( ... );
SELECT * FROM sf_bands; -- ERROR!
Use double-quotes to delimit identifiers so you can use the spec...
jquery change class name
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Hey @Nick, add an event handler that finds the first td parent [var $td = $(this).parents('td:first')] then gets it's id [var id = $td.attr('id');] and also the class [var class = $td.attr('class');] because he wants a click element inside the TD to ...
linq query to return distinct field values from a list of objects
...f you just want the typeID values, it's easy - project to that with Select and then use the normal Distinct call.)
In MoreLINQ we have the DistinctBy operator which you could use:
var distinct = list.DistinctBy(x => x.typeID);
This only works for LINQ to Objects though.
You can use a groupin...
How to get the ASCII value of a character
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From here:
function ord() would get the int value
of the char. And in case you want to
convert back after playing with the
number, function chr() does the trick.
>>> ord('a')
97
>>> chr(97)
'a'
>>> chr(ord('a') + 3)
'd'
>>>
In Python 2, there i...
Spring Boot: Unable to start EmbeddedWebApplicationContext due to missing EmbeddedServletContainerFa
I am totally new to Spring and started to do the official guides from this site:
https://spring.io/guides
27 Answers
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Check if a value exists in ArrayList
...in order for this to work, you will need to properly override the equals() and hashCode() methods. If you are using Eclipse IDE, then you can have these methods generated by first opening the source file for your CurrentAccount object and the selecting Source > Generate hashCode() and equals()......
Display a view from another controller in ASP.NET MVC
...across multiple controllers. Just add your View to the Shared subdirectory and you're good to go.
If you do return View("~/Views/Wherever/SomeDir/MyView.aspx") You can return any View you'd like.
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How can I get a favicon to show up in my django app?
I just want to drop the favicon.ico in my staticfiles directory and then have it show up in my app.
12 Answers
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AngularJS. How to call controller function from outside of controller component
...ementById('yourControllerElementID')).injector().get('$rootScope')
And yes, this is, in fact, a bad practice, but sometimes you just need things done quick and dirty.
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Android Fragment no view found for ID?
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This error also occurs when having nested Fragments and adding them with getSupportFragmentManager() instead of getChildFragmentManager().
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