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How do I build a graphical user interface in C++? [closed]

All of my C++ programs so far have been using the command line interface and the only other language I have experience with is PHP which doesn't support GUIs. ...
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Error: request entity too large

... I had the same error recently, and all the solutions I've found did not work. After some digging, I found that setting app.use(express.bodyParser({limit: '50mb'})); did set the limit correctly. When adding a console.log('Limit file size: '+limit); in node_m...
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Elegant way to search for UTF-8 files with BOM?

For debugging purposes, I need to recursively search a directory for all files which start with a UTF-8 byte order mark (BOM). My current solution is a simple shell script: ...
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Efficient way to return a std::vector in c++

...urn value (by value) is: instead of 'been moved', the return value in the callee is created on the caller's stack, so all operations in the callee are in-place, there is nothing to move in RVO. Is that correct? – r0ng Sep 5 '18 at 5:59 ...
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MySQL foreign key constraints, cascade delete

...#2 (blue): DELETE FROM categories WHERE (id = 2); the DBMS will look at all the tables which have a foreign key pointing at the 'categories' table, and delete the records where the matching id is 2. Since we only defined the foreign key relationship in products_categories, you end up with this ta...
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Image fingerprint to compare similarity of many images

...d approach for improved comparison quality A luminosity histogram (especially one that is separated into RGB components) is a reasonable fingerprint for an image - and can be implemented quite efficiently. Subtracting one histogram from another will produce a new historgram which you can process t...
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What are the pros and cons of the leading Java HTML parsers? [closed]

... General Almost all known HTML parsers implements the W3C DOM API (part of the JAXP API, Java API for XML processing) and gives you a org.w3c.dom.Document back which is ready for direct use by JAXP API. The major differences are usually to b...
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Is there a Pattern Matching Utility like GREP in Windows?

... There is a command-line tool called FINDSTR that comes with all Windows NT-class operating systems (type FINDSTR /? into a Command Prompt window for more information) It doesn't support everything grep does but it might be sufficient for your needs. ...
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What is the difference between related SQLite data-types like INT, INTEGER, SMALLINT and TINYINT?

When creating a table in SQLite3, I get confused when confronted with all the possible datatypes which imply similar contents, so could anyone tell me the difference between the following data-types? ...
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How to extract request http headers from a request using NodeJS connect

...this more helpful than the accepted answer above. The JSON.stringify makes all the difference. – Patrick Sep 8 '15 at 20:39 1 ...