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ActiveRecord OR query
How do you do an OR query in Rails 3 ActiveRecord. All the examples I find just have AND queries.
14 Answers
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How to request Google to re-crawl my website? [closed]
...e-crawl a website? If possible, this shouldn't last months. My site is showing an old title in Google's search results. How can I show it with the correct title and description?
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NSLog an object's memory address in overridden description method
I am overriding an object's description method. I need to know how to print the object's memory address to replace {???} in the code below:
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How to read from standard input in the console?
I would like to read standard input from the command line, but my attempts have ended with the program exiting before I'm prompted for input. I'm looking for the equivalent of Console.ReadLine() in C#.
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Using sed to mass rename files
...rename):
rename s/0000/000/ F0000*
or on systems with rename from util-linux-ng, such as RHEL:
rename 0000 000 F0000*
That's a lot more understandable than the equivalent sed command.
But as for understanding the sed command, the sed manpage is helpful. If
you run man sed and search for &...
TortoiseGit not showing icon overlays
I have been using TortoiseGit for almost a full year now. It has been working very well for me until yesterday, when I encountered a problem. I was deleting a folder when Windows Explorer sort of crashed on me (it hung on "discovering items") for over an hour, then I restarted the system.
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How can I generate a list or array of sequential integers in Java?
Is there a short and sweet way to generate a List<Integer> , or perhaps an Integer[] or int[] , with sequential values from some start value to an end value?
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How to create a new database after initally installing oracle database 11g Express Edition?
I have installed Oracle Database 11g Express Edition on my pc (windows 7)
and I have installed Oracle SQL Developer as well.
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Is there an equivalent for var_dump (PHP) in Javascript?
We need to see what methods/fields an object has in Javascript.
18 Answers
18
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How to query nested objects?
I have a problem when querying mongoDB with nested objects notation:
3 Answers
3
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