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How to find the nearest parent of a Git branch?
Let's say I have the following local repository with a commit tree like this:
20 Answers
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What is the “right” way to iterate through an array in Ruby?
PHP, for all its warts, is pretty good on this count. There's no difference between an array and a hash (maybe I'm naive, but this seems obviously right to me), and to iterate through either you just do
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How do I escape a reserved word in Oracle?
In TSQL I could use something like Select [table] from tablename to select a column named "table".
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Centering a div block without the width
I have a problem when I try to center the div block "products" because I don't know in advance the div width. Anybody have a solution?
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IOS: create a UIImage or UIImageView with rounded corners
Is it possible create an UIImage or an UIImageView with rounded corners? Because I want take an UIImage and show it inside an UIImageView , but I don't know how to do it.
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How do I delete everything in Redis?
I want to delete all keys. I want everything wiped out and give me a blank database.
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How to get child element by class name?
I'm trying to get the child span that has a class = 4. Here is an example element:
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How to get number of entries in a Lua table?
Sounds like a "let me google it for you" question, but somehow I can't find an answer. The Lua # operator only counts entries with integer keys, and so does table.getn :
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Removing fields from struct or hiding them in JSON Response
I've created an API in Go that, upon being called, performs a query, creates an instance of a struct, and then encodes that struct as JSON before sending back to the caller. I'd now like to allow the caller to be able to select the specific fields they would like returned by passing in a "fields" G...
How can I use grep to find a word inside a folder?
In Windows, I would have done a search for finding a word inside a folder. Similarly, I want to know if a specific word occurs inside a directory containing many sub-directories and files. My searches for grep syntax shows I must specify the filename, i.e. grep string filename .
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