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Truncate (not round) decimal places in SQL Server
I'm trying to determine the best way to truncate or drop extra decimal places in SQL without rounding. For example:
18 Ans...
Yank file name / path of current buffer in Vim
Assuming the current buffer is a file open for edit, so :e does not display E32: No file name .
7 Answers
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Visualizing branch topology in Git
I'm playing with Git in isolation on my own machine, and I find it difficult to maintain a mental model of all my branches and commits. I know I can do a git log to see the commit history from where I am, but is there a way to see the entire branch topography, something like these ASCII maps that ...
How to remove illegal characters from path and filenames?
...and simple way to remove illegal path and file characters from a simple string. I've used the below code but it doesn't seem to do anything, what am I missing?
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Print a string as hex bytes?
I have this string: Hello world !! and I want to print it using Python as 48:65:6c:6c:6f:20:77:6f:72:6c:64:20:21:21 .
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Copy constructor for a class with unique_ptr
...tor for a class that has a unique_ptr member variable? I am only considering C++11.
6 Answers
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Best way to convert an ArrayList to a string
I have an ArrayList that I want to output completely as a String. Essentially I want to output it in order using the toString of each element separated by tabs. Is there any fast way to do this? You could loop through it (or remove each element) and concatenate it to a String but I think this wi...
How to open a specific port such as 9090 in Google Compute Engine
I have 2 Google Compute Engine instances and I want to open port 9090 in both the instances. I think we need to add some firewall rules.
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Correct way to write loops for promise.
How to correctly construct a loop to make sure the following promise call and the chained logger.log(res) runs synchronously through iteration? (bluebird)
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Remove duplicate entries using a Bash script [duplicate]
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You can sort then uniq:
$ sort -u input.txt
Or use awk:
$ awk '!a[$0]++' input.txt
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