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Why is std::map implemented as a red-black tree?

...B). The main difference lie in the utilization: AVL : Better if ratio of consultation (read) is bigger than manipulation (modification). Memory foot print is a little less than RB (due to the bit required for coloring). RB : Better in general cases where there is a balance between consultation (re...
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Would you, at present date, use JBoss or Glassfish (or another) as Java EE server for a new project?

... on some good hardware and some quality time from a handful of really good consultants to address a simple scalability solution. The extra millions per year could then be used to produce something worthy of selling on that nice website... EDIT: another piece to consider... I have recently encoun...
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When to use single quotes, double quotes, and backticks in MySQL

... literal values to be single-quoted as strings like '2001-01-01 00:00:00'. Consult the Date and Time Literals documentation for more details, in particular alternatives to using the hyphen - as a segment delimiter in date strings. So using your example, I would double-quote the PHP string and use si...
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Is there a code obfuscator for PHP? [closed]

...iew that code once obfuscated. Consider my current scenario: I work for a consulting company that is developing a large and fairly sophisticated PHP-based site. The project will be hosted on a client's server that is hosting other sites developed by other consultancies. Technically any code we writ...
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How to check an Android device is HDPI screen or MDPI screen?

...this includes DisplayMetrics.DENSITY_TV and DisplayMetrics.DENSITY_XXHIGH. Consult the docs for the latest info; I'm not going to bother maintaining this answer. share | improve this answer ...
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What is a raw type and why shouldn't we use it?

... What is a raw type? The Java Language Specification defines a raw type as follows: JLS 4.8 Raw Types A raw type is defined to be one of: The reference type that is formed by taking the name of a generic type declaration without an ac...
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How do you Encrypt and Decrypt a PHP String?

...s of your implementation, you can always hire a reputable team of security consultants to review your PHP cryptography code (disclosure: my employer). Important: When to Not Use Encryption Don't encrypt passwords. You want to hash them instead, using one of these password-hashing algorithms: Argon2...
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Can I run HTML files directly from GitHub, instead of just viewing their source?

... You might want to use raw.githack.com. It supports GitHub, Bitbucket, Gitlab and GitHub gists. GitHub Before: https://raw.githubusercontent.com/[user]/[repository]/[branch]/[filename.ext] In your case .html extension After: Development (thro...
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eclipse won't start - no java virtual machine was found

...pse.org/FAQ_How_do_I_run_Eclipse%3F#Find_the_JVM Note : Eclipse DOES NOT consult the JAVA_HOME environment variable. share | improve this answer | follow | ...
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When should I use the assets as opposed to raw resources in Android?

I'm in the mid of my Android studies, and I just covered the Assets and Raw resources. I'm trying to understand the reason for using Raw resources vs. Assets. ...