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PHP: Convert any string to UTF-8 without knowing the original character set, or at least try

I have an application that deals with clients from all over the world, and, naturally, I want everything going into my databases to be UTF-8 encoded. ...
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Scanner vs. StringTokenizer vs. String.Split

... They're essentially horses for courses. Scanner is designed for cases where you need to parse a string, pulling out data of different types. It's very flexible, but arguably doesn't give you the simplest API for simply getting an array of...
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Remove redundant paths from $PATH variable

...<the name of the user>/.bashrc file. the /etc/bash.bashrc applies to all users. – hovanessyan Jul 25 '12 at 13:59 add a comment  |  ...
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Hibernate vs JPA vs JDO - pros and cons of each? [closed]

... other advantage of JDO/DataNucleus over hibernate is that it doesn't have all the run time reflection overhead and is more memory efficient because it uses build time byte code enhancement (maybe add 1 sec to your build time for a large project) rather than hibernate's run time reflection powered p...
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What is Full Text Search vs LIKE

... In general, there is a tradeoff between "precision" and "recall". High precision means that fewer irrelevant results are presented (no false positives), while high recall means that fewer relevant results are missing (no false negatives). Using the LIKE operator gives you 100% precisi...
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How do you produce a .d.ts “typings” definition file from an existing JavaScript library?

...initelyTyped/DefinitelyTyped) first. This is a community repo full of literally thousands of .d.ts files and it's very likely the thing you're using is already there. You should also check TypeSearch (https://microsoft.github.io/TypeSearch/) which is a search engine for NPM-published .d.ts files; th...
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MYSQL OR vs IN performance

...than using OR. Do not believe people who give their "opinion", science is all about testing and evidence. I ran a loop of 1000x the equivalent queries (for consistency, I used sql_no_cache): IN: 2.34969592094s OR: 5.83781504631s Update: (I don't have the source code for the original test, as it...
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Is there a REAL performance difference between INT and VARCHAR primary keys?

... and a coworker won't budge on the INT AUTO_INCREMENT as a primary key for all tables. 14 Answers ...
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Are there any JavaScript static analysis tools? [closed]

... Dec 14 '11 at 4:54 Andrew Marshall 87.3k1818 gold badges202202 silver badges204204 bronze badges answered Apr 2 '09 at 17:46 ...
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Good examples of MVVM Template

...ludes a pretty decent example app (the stock trader) along with a lot of smaller examples and how to's. At the very least it's a good demonstration of several common sub-patterns people use to make MVVM actually work. They have examples for both CRUD and dialogs, I believe. Prism isn't necessarily...