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How to log source file name and line number in Python
Is it possible to decorate/extend the python standard logging system, so that when a logging method is invoked it also logs the file and the line number where it was invoked or maybe the method that invoked it?
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node.js global variables?
... if you really want to use them. The 3 statements below are all equivalent and will assign a var to the global scope: GLOBAL._ = require('underscore'); global._ = require('underscore'); _ = require('underscore');
– metaColin
Aug 5 '15 at 18:23
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How to disable typing special characters when pressing option key in Mac OS X? [closed]
... I press option-b, I will get ∫. I don't need to type special characters and need to map option-b to shortcuts to certains applications. Is there any way to do this?
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How do I set the size of Emacs' window?
I'm trying to detect the size of the screen I'm starting emacs on, and adjust the size and position the window it is starting in (I guess that's the frame in emacs-speak) accordingly. I'm trying to set up my .emacs so that I always get a "reasonably-big" window with it's top-left corner near the top...
How can I get a list of all functions stored in the database of a particular schema in PostgreSQL?
I want to be able to connect to a PostgreSQL database and find all of the functions for a particular schema.
9 Answers
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:: (double colon) operator in Java 8
I was exploring the Java 8 source and found this particular part of code very surprising:
17 Answers
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How do I (or can I) SELECT DISTINCT on multiple columns?
...on the same day for the same price. The sales that are unique based on day and price will get updated to an active status.
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Is there a way to navigate to real implementation of method behind an interface?
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I do the following:
1) Right click on the method and click "View call hierarchy" (or shortcut Ctrl+K, Ctrl+T)
2) Expand the "Implements x" folder which will then show you all the implementations of that method. Click on one to go there.
Relatively quick and easy. Annoyi...
Is there a way to 'pretty' print MongoDB shell output to a file?
...hidden features because it's an interactive environment.
When you run commands from a javascript file via mongo commands.js you won't get quite identical behavior.
There are two ways around this.
(1) fake out the shell and make it think you are in interactive mode
$ mongo dbname << EOF >...
Check if an array is empty or exists
... for the first time, I need to check if there is an image in image_array and load the last image.
22 Answers
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