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What does the exclamation mark mean in a Haskell declaration?
...lp wondering however whether the Haskell terminology is making things more complicated for people to understand with terms such as "weak normal head form", "strict" and so forth. If I understand you correctly, it sounds like the ! operator simply means to store the evaluated value of an expression r...
Get the current URL with JavaScript?
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Use:
window.location.href
As noted in the comments, the line below works, but it is bugged for Firefox.
document.URL;
See URL of type DOMString, readonly.
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How to print register values in GDB?
...ows all the registers; info registers eax shows just the register eax. The command can be abbreviated as i r
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How to use GROUP_CONCAT in a CONCAT in MySQL
...ed.
Update
Splitting in two steps. First we get a table having all values(comma separated) against a unique[Name,id]. Then from obtained table we get all names and values as a single value against each unique id
See this explained here SQL Fiddle Demo (scroll down as it has two result sets)
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LINQPad [extension] methods [closed]
Does anyone have a complete list of LINQPad extension methods and methods, such as
4 Answers
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How to add a button to a PreferenceScreen?
...nd getString(R.string.myCoolButton) because it's best to use resources for compiler assistance, language translation, and ease of String changes.
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DLL and LIB files - what and why?
... vital code required for a program to run properly - libraries. But why do compilers generate them at all? Wouldn't it be easier to just include all the code in a single executable? And what's the difference between DLL's and LIB's?
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What's an object file in C?
...on on what an object file is. What's the real difference between any other compiled file and an object file?
I would be glad if someone could explain in human language.
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Differences between cookies and sessions?
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What is “thread local storage” in Python, and why do I need it?
...ve.
If you want actual thread-local storage, that's where threading.local comes in. Attributes of threading.local are not shared between threads; each thread sees only the attributes it itself placed in there. If you're curious about its implementation, the source is in _threading_local.py in the s...