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How to reliably guess the encoding between MacRoman, CP1252, Latin1, UTF-8, and ASCII
At work it seems like no week ever passes without some encoding-related conniption, calamity, or catastrophe. The problem usually derives from programmers who think they can reliably process a “text” file without specifying the encoding. But you can't.
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How to change the port of Tomcat from 8080 to 80?
I want to execute my web app as http://localhost .
14 Answers
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Different floating point result with optimization enabled - compiler bug?
The below code works on Visual Studio 2008 with and without optimization. But it only works on g++ without optimization (O0).
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Significant new inventions in computing since 1980
This question arose from comments about different kinds of progress in computing over the last 50 years or so.
129 Answer...
How to change Elasticsearch max memory size
I have an Apache server with a default configuration of Elasticsearch and everything works perfectly, except that the default configuration has a max size of 1GB.
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How would I get a cron job to run every 30 minutes?
I'm looking to add a crontab entry to execute a script every 30 minutes, on the hour and 30 minutes past the hour or something close. I have the following, but it doesn't seem to run on 0.
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How can I get the list of files in a directory using C or C++?
How can I determine the list of files in a directory from inside my C or C++ code?
26 Answers
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What is the point of function pointers?
I have trouble seeing the utility of function pointers. I guess it may be useful in some cases (they exist, after all), but I can't think of a case where it's better or unavoidable to use a function pointer.
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How can you get the Manifest Version number from the App's (Layout) XML variables?
I would like to have a way to reference the project's manifest version number in the main part of the code. What I have been doing up until now is to link the version number in a String XML file to the manifest (@string/Version). What I would like to do is to do it the other way around, link a strin...
How can I read a large text file line by line using Java?
I need to read a large text file of around 5-6 GB line by line using Java.
21 Answers
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