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Why is the standard session lifetime 24 minutes (1440 seconds)?

...e lifetime was specified in seconds. I'll bet someone just never bothered converting minutes to seconds. It's probable that person was Sascha Schumann. Once that value was coded into the Zend engine, it became the configuration (php.ini) default as well. ...
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How to get all files under a specific directory in MATLAB?

...d the ability to apply a validation function to each file, allowing you to select them based on criteria other than just their names (i.e. file size, content, creation date, etc.). NOTE: In newer versions of MATLAB (R2016b and later), the dir function has recursive search capabilities! So you can...
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How are multi-dimensional arrays formatted in memory?

...st important step to understand they are not the same, but that arrays are converted to a pointer to the first element for most operators! sizeof(int[100]) != sizeof(int *) (unless you find a platform with 100 * sizeof(int) bytes/int, but that is a different thing. – too honest...
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RESTful call in Java

...n.getInputStream() which returns you an InputStream. You will then have to convert your input stream to string and parse the string into it's representative object (e.g. XML, JSON, etc). Alternatively, Apache HttpClient (version 4 is the latest). It's more stable and robust than java's default URLC...
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Where does mongodb stand in the CAP theorem?

... MongoDB selects Consistency over Availability whenever there is a Partition. What it means is that when there's a partition(P) it chooses Consistency(C) over Availability(A). To understand this, Let's understand how MongoDB does rep...
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Combining CSS Pseudo-elements, “:after” the “:last-child”

...this reason: the last-child is a modifier on the li, and then after you've selected all li elements that are last children you then select (and implicitly create) a new element before and after each. – Martin Atkins Nov 15 '11 at 14:52 ...
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Access Denied for User 'root'@'localhost' (using password: YES) - No Privileges?

...th socket, which means you just connect with sudo mysql. If you run sql : SELECT user,authentication_string,plugin,host FROM mysql.user; then you will see it : +------------------+-------------------------------------------+-----------------------+-----------+ | user | authentication...
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How to step back in Eclipse debugger?

..."Using Standard Create Process Launcher" and there will be a hyperlink to "Select other...". Click this and make sure "Use configuration specific settings" is checked then select "GDB (GSF) Create Process Launcher" and click okay. "Using GDB (GSF) Create Process Launcher" will now be displayed at th...
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byte + byte = int… why?

.../byte efficient instructions. Those that don't generally have a store-and-convert-to-signed-value-of-some-bit-length. In other words, this decision must have been based on perception of what the byte type is for, not due to underlying inefficiencies of hardware. ...
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How do I save a stream to a file in C#?

...r-complicate things with StreamReader if you already have a stream you can convert to bytes directly with .ToArray()! Only potential downsides I can see in doing it this way is if there's a large file you have, having it as a stream and using .CopyTo() or equivalent allows FileStream to stream it...