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How can I get Git to follow symlinks?
...now out-dated as per comment since Git 1.6.1. Git used to behave this way, and no longer does.
Git by default attempts to store symlinks instead of following them (for compactness, and it's generally what people want).
However, I accidentally managed to get it to add files beyond the symlink whe...
Bash: Copy named files recursively, preserving folder structure
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@mahemoff cp -R --parents and rsync -rR copies both files and directories relatively.
– Vortico
Jun 5 '19 at 8:43
add a commen...
Maximum packet size for a TCP connection
... is 1500 bytes. Some types of networks (like Token Ring) have larger MTUs, and some types have smaller MTUs, but the values are fixed for each physical technology.
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Increment a value in Postgres
...aracter varying + integer LINE 2: SET total = total + 1 Solved by casting the value as integer like this SET total = total::int + 1
– Stew-au
Oct 31 '12 at 3:05
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Why implement interface explicitly?
...rties on an object returned by a FordExplorerFactory without having to typecast, while code which merely knew that it had some type of IAutomobileFactory would simply deal with its return as an Automobile.
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Why do you need to put #!/bin/bash at the beginning of a script file?
I have made Bash scripts before and they all ran fine without #!/bin/bash at the beginning.
9 Answers
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How to define custom configuration variables in rails
...swer:
For a quick solution, watching the "YAML Configuration File" screen cast by Ryan Bates should be very helpful.
In summary:
# config/initializers/load_config.rb
APP_CONFIG = YAML.load_file("#{Rails.root}/config/config.yml")[Rails.env]
# application.rb
if APP_CONFIG['perform_authentication']...
Why should I use var instead of a type? [duplicate]
...ype of the variable crystal clear on the RHS of the assignment (e.g. via a cast or a constructor call), where's the benefit of also having it on the LHS? It's a personal preference though.
If you don't want R# suggesting the use of var, just change the options. One thing about ReSharper: it's very ...
How do I get current date/time on the Windows command line in a suitable format for usage in a file/
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On my system %TIME% returns values like " 0:01:15" and " 3:15:12" and the %%a%%b code in the answer gives a leading space like " 001" and " 315". To get a four digit hhmm use this: For /f "tokens=1-2 delims=/: " %%a in ("%TIME%") do (if %%a LSS 10 (set mytime=0%%a%%b) else (s...
C# Test if user has write access to a folder
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var filesystemAccessRule = (FileSystemAccessRule)rule;
//Cast to a FileSystemAccessRule to check for access rights
if ((filesystemAccessRule.FileSystemRights & FileSystemRights.WriteData)>0 && filesystemAccessRule.AccessControlType != AccessControlType.Deny)
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