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Regular expression to match a line that doesn't contain a word
...possible.
And if you need to match line break chars as well, use the DOT-ALL modifier (the trailing s in the following pattern):
/^((?!hede).)*$/s
or use it inline:
/(?s)^((?!hede).)*$/
(where the /.../ are the regex delimiters, i.e., not part of the pattern)
If the DOT-ALL modifier is not ...
How can I solve a connection pool problem between ASP.NET and SQL Server?
...ey remain blocked until the .NET garbage collector closes them for you by calling their Finalize() method.
You want to make sure that you are really closing the connection. For example the following code will cause a connection leak, if the code between .Open and Close throws an exception:
var conn...
Change default global installation directory for node.js modules in Windows?
In my windows installation PATH includes C:\Program Files\nodejs , where executable node.exe is. I'm able to launch node from the shell, as well as npm . I'd like new executables to be installed in C:\Program Files\nodejs as well, but it seems impossible to achieve.
...
Should I use scipy.pi, numpy.pi, or math.pi?
...gt;> math.pi == np.pi == scipy.pi
True
So it doesn't matter, they are all the same value.
The only reason all three modules provide a pi value is so if you are using just one of the three modules, you can conveniently have access to pi without having to import another module. They're not provi...
Why are ToLookup and GroupBy different?
... I ever bother with GroupBy? Why should it exist?
What happens when you call ToLookup on an object representing a remote database table with a billion rows in it?
The billion rows are sent over the wire, and you build the lookup table locally.
What happens when you call GroupBy on such an object...
What are the Ruby Gotchas a newbie should be warned about? [closed]
I have recently learned the Ruby programming language, and all in all it is a good language. But I was quite surprised to see that it was not as simple as I had expected. More precisely, the "rule of least-surprise" did not seem very respected to me (of course this is quite subjective). For examp...
Does functional programming replace GoF design patterns?
...ve read a huge number of articles which insist that design patterns (especially in Java) are workarounds for the missing features in imperative languages. One article I found makes a fairly strong claim :
...
Is it possible to run JavaFX applications on iOS, Android or Windows Phone 8?
...still thriving and it is easier than ever to run JavaFX on mobile devices, all thanks to the IDE plugins that is built on top of these SDKs and gets you started in a few minutes without the hassle of installing any SDK
JavaFX 3D is now supported on mobile devices
GluonVM to replace RoboVM enabling J...
Android accelerometer accuracy (Inertial navigation)
...
It's quite different to the old manually-take-some-pictures-then-stitch-them-later job. It does track its position in real time somehow. It's a little difficult to explain without demonstrating it. You don't have to take pictures manually - the phone decides...
Regex expressions in Java, \\s vs. \\s+
...e, whereas the second one matches one or many whitespaces. They're the so-called regular expression quantifiers, and they perform matches like this (taken from the documentation):
Greedy quantifiers
X? X, once or not at all
X* X, zero or more times
X+ X, one or more times
X{n} X, exactly n ti...