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Fastest way to check a string contain another substring in JavaScript?

...string (I just need the boolean value)? Could you please suggest your idea and sample snippet code? 8 Answers ...
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How to reliably open a file in the same directory as a Python script

...ame directory as the currently running Python script by simply using a command like 5 Answers ...
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Linq: What is the difference between Select and Where

The Select and Where methods are available in Linq. What should every developer know about these two methods? For example: when to use one over the other, any advantages of using one over the other, etc. ...
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How to convert a String to its equivalent LINQ Expression Tree?

...o you mean by "writing a parser (using Expression under the hood)" Parsing and then generating an expression tree, or does System.Linq.Expressions have some parsing mechanism? – AK_ Jul 1 '13 at 14:51 ...
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C# Sort and OrderBy comparison

...0ms In this scenario it looks like OrderBy performs better. UPDATE2: And using random names: List<Person> persons = new List<Person>(); for (int i = 0; i < 100000; i++) { persons.Add(new Person("P" + i.ToString(), RandomString(5, true))); } Where: private static Random r...
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Best practices to handle routes for STI subclasses in rails

My Rails views and controllers are littered with redirect_to , link_to , and form_for method calls. Sometimes link_to and redirect_to are explicit in the paths they're linking (e.g. link_to 'New Person', new_person_path ), but many times the paths are implicit (e.g. link_to 'Show', person ...
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Best way to simulate “group by” from bash?

... And sort ip_addresses | uniq -c | sort -nr | awk '{ print $2, $1 }' to get the ip address in the first column and count in the second. – Raghu Dodda Sep 19 '16 at 22:25 ...
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How to fix homebrew permissions?

I have uninstalled and installed Homebrew 3 times now because it seems to never allow me to install anything as it denies me permissions at the end of most installations. ...
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No route matches “/users/sign_out” devise rails 3

I've installed devise on my app and applied the following in my application.html.erb file: 29 Answers ...
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Difference between .keystore file and .jks file

I have tried to find the difference between .keystore files and .jks files, yet I could not find it. I know jks is for "Java keystore" and both are a way to store key/value pairs. ...