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What is stability in sorting algorithms and why is it important?
I'm very curious, why stability is or is not important in sorting algorithms?
10 Answers
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Execute combine multiple Linux commands in one line
I am trying to merge multiple linux commands in one line to perform deployment operation.
For example
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Why do I get “unresolved external symbol” errors when using templates? [duplicate]
When I write C++ code for a class using templates and split the code between a source (CPP) file and a header (H) file, I get a whole lot of "unresolved external symbol" errors when it comes to linking the final executible, despite the object file being correctly built and included in the linking. ...
How do I get the directory from a file's full path?
What is the simplest way to get the directory that a file is in? I'm using this to set a working directory.
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MongoDB - admin user not authorized
...my MongoDB.
I am doing all this on Linux with MongoDB 2.6.1.
My mongod.conf file is in the old compatibility format
(this is how it came with the installation).
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How can I get the external SD card path for Android 4.0+?
Samsung Galaxy S3 has an external SD card slot, which is mounted to /mnt/extSdCard .
26 Answers
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Calculate MD5 checksum for a file
... iTextSharp to read the text from a PDF file. However, there are times I cannot extract text, because the PDF file is only containing images. I download the same PDF files everyday, and I want to see if the PDF has been modified. If the text and modification date cannot be obtained, is a MD5 che...
PHP parse/syntax errors; and how to solve them
Everyone runs into syntax errors. Even experienced programmers make typos. For newcomers, it's just part of the learning process. However, it's often easy to interpret error messages such as:
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Threading in a PyQt application: Use Qt threads or Python threads?
I'm writing a GUI application that regularly retrieves data through a web connection. Since this retrieval takes a while, this causes the UI to be unresponsive during the retrieval process (it cannot be split into smaller parts). This is why I'd like to outsource the web connection to a separate wor...