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While loop to test if a file exists in bash
I'm working on a shell script that does certain changes on a txt file only if it does exist, however this test loop doesn't work, I wonder why?
Thank you!
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How to color System.out.println output? [duplicate]
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Note
You may not be able to color Window's cmd prompt, but it should work in many unix (or unix-like) terminals.
Also, note that some terminals simply won't support some (if any) ANSI escape sequences and, especially, 24-bit colors.
Usage
Please refer to the ...
Deserialize json object into dynamic object using Json.net
...dynamic object from a json deserialization using json.net? I would like to do something like this:
8 Answers
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What do helper and helper_method do?
...ded by the controller (and it's inherited controllers). What this means is doing
# application_controller.rb
helper :all
For Rails > 3.1
# application.rb
config.action_controller.include_all_helpers = true
# This is the default anyway, but worth knowing how to turn it off
makes all helper m...
How do you do a deep copy of an object in .NET? [duplicate]
I want a true deep copy. In Java, this was easy, but how do you do it in C#?
11 Answers
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How do you find all subclasses of a given class in Java?
How does one go about and try to find all subclasses of a given class (or all implementors of a given interface) in Java?
As of now, I have a method to do this, but I find it quite inefficient (to say the least).
The method is:
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How do I ignore all files in a folder with a Git repository in Sourcetree?
...red Mar 12 '12 at 10:32
Gergo ErdosiGergo Erdosi
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Unable to update the EntitySet - because it has a DefiningQuery and no element exis
...ty Set is mapped from Database view
A custom Database query
Database table doesn't have a primary key
After doing so, you may still need to update in the Entity Framework designer (or alternatively delete the entity and then add it) before you stop getting the error.
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What is “2's Complement”?
...ting up, with a maximum of 2(number of bits - 1)-1.
for negative integers, do exactly the same thing, but switch the role of 0's and 1's (so instead of starting with 0000, start with 1111 - that's the "complement" part).
Let's try it with a mini-byte of 4 bits (we'll call it a nibble - 1/2 a byte)....
How do C++ class members get initialized if I don't do it explicitly?
...rs ptr , name , pname , rname , crname and age . What happens if I don't initialize them myself? Here is an example:
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