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How to extract a substring using regex
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13 Answers
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Difference between single and double quotes in Bash
... echo '$(echo "upg")'
$(echo "upg")
The Bash manual has this to say:
3.1.2.2 Single Quotes
Enclosing characters in single quotes (') preserves the literal value of each character within the quotes. A single quote may not occur between single quotes, even when preceded by a backslash.
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How does the extend() function work in jQuery?
...e test:
var a = {foo: 1, bar: 1};
var b = {foo: 2, baz: 2};
var c = {foo: 3};
var r = jQuery.extend(a,b,c);
console.log("A: Foo=" + a.foo + " Bar=" + a.bar + " Baz=" + a.baz);
console.log("B: Foo=" + b.foo + " Bar=" + b.bar + " Baz=" + b.baz);
console.log("C: Foo=" + c.foo + " Bar=" + c.bar + " Baz...
Correct way to pause Python program
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answered Jul 19 '12 at 0:32
mhawkemhawke
68.2k88 gold badges8383 silver badges111111 bronze badges
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Microsoft Excel mangles Diacritics in .csv files?
... triggers the "Import Text" wizard.) This bug appears to exist in Excel 2003 and earlier. Most reports (amidst the answers here) say that this is fixed in Excel 2007 and newer.
Note that you can always* correctly open UTF8 CSV files in Excel using the "Import Text" wizard, which allows you to spec...
Getting list of parameter names inside python function [duplicate]
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333
Well we don't actually need inspect here.
>>> func = lambda x, y: (x, y)
>>&gt...
Why can't an anonymous method be assigned to var?
...u like to be inferred for the following cases?
var x1 = (ref int y)=>123;
There is no Func<T> type that takes a ref anything.
var x2 = y=>123;
We don't know the type of the formal parameter, though we do know the return. (Or do we? Is the return int? long? short? byte?)
var x3 = (...
ObjectiveC Parse Integer from String
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edited Mar 1 '13 at 17:15
answered Aug 25 '10 at 17:36
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What is the difference between “Flush Magento Cache” and “Flush Cache Storage” in magento's cache ma
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Vusys
50133 silver badges1212 bronze badges
answered May 10 '11 at 19:55
clockworkgeekclockworkgeek
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Thread vs ThreadPool
... is a burst of requests for new work items (I believe this is only in .NET 3.5)
If you queue 100 thread pool tasks, it will only use as many threads as have already been created to service these requests (say 10 for example). The thread pool will make frequent checks (I believe every 500ms in 3.5 ...