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How do I get the path of a process in Unix / Linux
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On Linux, the symlink /proc/<pid>/exe has the path of the executable. Use the command readlink -f /proc/<pid>/exe to get the value.
On AIX, this file does not exist. You could compare cksum <actual path to binary> and cksum /proc/<pid...
How to style a div to be a responsive square? [duplicate]
I want my div to adapt its height to always equal its width. The width is percental. When the parent's width decreases, the box should decrease by keeping its aspect ratio.
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jquery append to front/top of list
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Is the pImpl idiom really used in practice?
...by Herb Sutter, and in that book I have learned about the pImpl idiom. Basically, the idea is to create a structure for the private objects of a class and dynamically allocate them to decrease the compilation time (and also hide the private implementations in a better manner).
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What are major differences between C# and Java?
... is subtly different (C# executes variable initializers before the chained call to the base type's constructor)
Java doesn't have properties as part of the language; they're a convention of get/set/is methods
Java doesn't have the equivalent of "unsafe" code
Interop is easier in C# (and .NET in gene...
Storing money in a decimal column - what precision and scale?
...about accounting rules which may be applicable: GAAP, EU, etc. I vaguely recall some EU intra-state transfers with explicit rules for rounding to five decimal places, therefore using DECIMAL(p, 6) for storage. Accountants generally seem to favour four decimal places.
PS Avoid SQL Server's MONEY d...
Error - trustAnchors parameter must be non-empty
...ed set of JAVA_HOME paths from 8 to 10, they try those one at a time, they call the Debian CA file generator which you can also read through, which uses the existing file format, because the JDK keyfile handler code, which you can read through, has a compatibility fallback mode. If your computer run...
Why fragments, and when to use fragments instead of activities?
In Android API 11+, Google has released a new class called Fragment .
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How do you remove all the options of a select box and then add one option and select it with jQuery?
...as if the new set of elements is pushed onto a stack that is maintained inside the object. Each successive filtering method pushes a new element set onto the stack. If we need an older element set, we can use end() to pop the sets back off of the stack."
– Anthony Mason
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Eclipse: Java, see where class is used
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