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psql: could not connect to server: No such file or directory (Mac OS X)
...master has exited.).
SOLUTION: This fixed the issue--I deleted this file, and then everything worked!
/usr/local/var/postgres/postmaster.pid
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and here is how I figured out why this needed to be deleted.
I used the following command to see if there were any PG processes running. for me ther...
OR is not supported with CASE Statement in SQL Server
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For the second case, why does only 'IN' work and not '='?
– Han
Jun 13 '16 at 14:53
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Dialog to pick image from gallery or from camera
Is there a standard way to call dialog box with choose either to pick an image from the camera or to get from gallery (like in build-in phone book or Skype)?
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How can we make xkcd style graphs?
...ly, folk have figured out how to make xkcd style graphs in Mathematica and in LaTeX . Can we do it in R? Ggplot2-ers? A geom_xkcd and/or theme_xkcd?
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Define css class in django Forms
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Yet another solution that doesn't require changes in python code and so is better for designers and one-off presentational changes: django-widget-tweaks. Hope somebody will find it useful.
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socket.io and session?
...at I am thinking about this.... why not just set the store for the cookies and the store for the socket to the same store?
– James
Feb 2 '13 at 19:59
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Html List tag not working in android textview. what can i do?
Html List tag not working in android TextView. This is my string content:
15 Answers
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Specifying an Index (Non-Unique Key) Using JPA
...il because there are literally millions of queries on this field per day, and its a bit slow without the key.
11 Answers
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Comparing Dates in Oracle SQL
...C, doesn't necessarily mean December. It depends on your NLS_DATE_LANGUAGE and NLS_DATE_FORMAT settings. To ensure that your comparison with work in any locale you can use the datetime format model MM instead
The year '95 is inexact. You know you mean 1995, but what if it was '50, is that 1950 or 2...
List vs List
...( aMap ); // Perfectly legal (adding a Map to a List of Maps)
// But maps and hashMaps are the same object, so this should be the same as
hashMaps.add( aMap ); // Should be illegal (aMap is not a HashMap)
So this is why a List of HashMaps shouldn't be a List of Maps.
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