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How to update a value, given a key in a hashmap?
Suppose we have a HashMap<String, Integer> in Java.
17 Answers
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How do I center align horizontal menu?
I need to center align a horizontal menu.
I've tried various solutions, including the mix of inline-block / block / center-align etc., but haven't succeeded.
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How to format a UTC date as a `YYYY-MM-DD hh:mm:ss` string using NodeJS?
Using NodeJS, I want to format a Date into the following string format:
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How to save a dictionary to a file?
I have problem with changing a dict value and saving the dict to a text file (the format must be same), I only want to change the member_phone field.
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When should I use semicolons in SQL Server?
While checking some code on the web and scripts generated by SQL Server Management Studio I have noticed that some statements are ended with a semicolon.
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Amazon Interview Question: Design an OO parking lot [closed]
Design an OO parking lot. What classes and functions will it have. It should say, full, empty and also be able to find spot for Valet parking. The lot has 3 different types of parking: regular, handicapped and compact.
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Why use static_cast(x) instead of (int)x?
I've heard that the static_cast function should be preferred to C-style or simple function-style casting. Is this true? Why?
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Why not to deploy on a Friday? [closed]
Joel mentioned in StackOverflow podcast #24 that it's FogCreek company policy to not ship software on Fridays. However, he didn't elaborate as to why.
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Maximum length for MD5 input/output
What is the maximum length of the string that can have md5 hashed? Or: If it has no limit, and if so what will be the max length of the md5 output value?
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MVVM: Tutorial from start to finish?
I'm a C#/Windows Forms programmer with more than 5 years experience. I've been investigating WPF using the MVVM (Model-View-ViewModel) design pattern. I have searched the Internet for tutorials. I have even watched the entirety of Jason Dolinger's awesome video. Although I have found many, I have no...