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How to check if an element is in an array

...y? Xcode does not have any suggestions for contain , include , or has , and a quick search through the book turned up nothing. Any idea how to check for this? I know that there is a method find that returns the index number, but is there a method that returns a boolean like ruby's #include? ? ...
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Is either GET or POST more secure than the other?

...nformation as a GET in the actual network communication between the client and server. If you need to pass information that is sensitive, your first line of defense would be to pass it using Secure HTTP. GET or query string posts are really good for information required for either bookmarking a p...
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How to use if - else structure in a batch file?

I have a question about if - else structure in a batch file. Each command runs individually, but I couldn't use "if - else" blocks safely so these parts of my programme doesn't work. How can I do make these parts run? Thank you. ...
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Bootstrap Datepicker - Months and Years Only

I am using bootstrap datepicker and my code is like following, Demo of the code on jsfiddle 8 Answers ...
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What is the apply function in Scala?

I never understood it from the contrived unmarshalling and verbing nouns ( an AddTwo class has an apply that adds two!) examples. ...
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Calculate date from week number

...date of the first day in the week (monday here in Europe). I know the year and the week number? I'm going to do this in C#. ...
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git: difference between “branchname” and “refs/heads/branchname”

Best to be explained at an example: I am on branch 0.58 of repository and this his how I pull: 3 Answers ...
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Which characters need to be escaped when using Bash?

... There are two easy and safe rules which work not only in sh but also bash. 1. Put the whole string in single quotes This works for all chars except single quote itself. To escape the single quote, close the quoting before it, insert the singl...
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How can I save a screenshot directly to a file in Windows? [closed]

... You can code something pretty simple that will hook the PrintScreen and save the capture in a file. Here is something to start to capture and save to a file. You will just need to hook the key "Print screen". using System; using System.Drawing; using System.IO; using System.Drawing.Imaging;...
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Appropriate datatype for holding percent values?

...hat ensures that the values never exceed 1.0000 (assuming that is the cap) and never go below 0 (assuming that is the floor). If you are going to store their face value (e.g. 100.00% is stored as 100.00), then you should use decimal(5,2) with an appropriate CHECK constraint. Combined with a good col...