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What is the proper way to use the node.js postgresql module?
I am writing a node.js app on Heroku and using the pg module . I can't figure out the "right" way to get a client object for each request that I need to query the database.
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C# LINQ find duplicates in List
Using LINQ, from a List<int> , how can I retrieve a list that contains entries repeated more than once and their values?
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Why exactly is eval evil?
I know that Lisp and Scheme programmers usually say that eval should be avoided unless strictly necessary. I’ve seen the same recommendation for several programming languages, but I’ve not yet seen a list of clear arguments against the use of eval . Where can I find an account of the potentia...
How should I escape strings in JSON?
When creating JSON data manually, how should I escape string fields? Should I use something like Apache Commons Lang's StringEscapeUtilities.escapeHtml , StringEscapeUtilities.escapeXml , or should I use java.net.URLEncoder ?
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Javascript trick for 'paste as plain text` in execCommand
I have a basic editor based on execCommand following the sample introduced here. There are three ways to paste text within the execCommand area:
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Bad class file magic or version
I already know that question has been already asked very often and answers, but no one of the answers i found fixed my problem.
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How do I watch a file for changes?
I have a log file being written by another process which I want to watch for changes. Each time a change occurs I'd like to read the new data in to do some processing on it.
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When to use the brace-enclosed initializer?
In C++11, we have that new syntax for initializing classes which gives us a big number of possibilities how to initialize variables.
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How to replace all dots in a string using JavaScript
I want to replace all the occurrences of a dot( . ) in a JavaScript string
15 Answers
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“Content is not allowed in prolog” when parsing perfectly valid XML on GAE
I've been beating my head against this absolutely infuriating bug for the last 48 hours, so I thought I'd finally throw in the towel and try asking here before I throw my laptop out the window.
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