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LINQ Ring: Any() vs Contains() for Huge Collections
... the collection, applying the delegate on every object. It therefore has a complexity of O(n).
Any() is more flexible however since you can pass a delegate. Contains() can only accept an object.
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MS-DOS Batch file pause with enter key
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There's a pause command that does just that, though it's not specifically the enter key.
If you really want to wait for only the enter key, you can use the set command to ask for user input with a dummy variable, something like:
set /p DUM...
Instance variables vs. class variables in Python
...attern, since I'm the one who introduced it (in 2001, cfr code.activestate.com/recipes/… ;-). But there's nothing wrong, in simple cases, with simply having a single instance with no enforcement.
– Alex Martelli
Apr 26 '10 at 21:49
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Should I impose a maximum length on passwords?
... edited Feb 8 '17 at 14:08
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answered Sep 19 '08 at 1:52
epochwolfepochwolf
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Compare integer in bash, unary operator expected
...ue when your statement fails. Always quote your variables when performing comparisons if there is the slightest chance that one of them may be empty, e.g.:
if [ "$i" -ge 2 ] ; then
...
fi
This is because of how the shell treats variables. Assume the original example,
if [ $i -ge 2 ] ; then ....
Why does casting int to invalid enum value NOT throw exception?
...of a static check as we can.
{
// The .NET framework doesn't provide a compile-checked
// way to ensure that a type is an enum, so we have to check when the type
// is statically invoked.
static EnumUtil()
{
// Throw Exception on static initialization if the given type is...
Sending files using POST with HttpURLConnection
Since the Android developers recommend to use the HttpURLConnection class, I was wondering if anyone can provide me with a good example on how to send a bitmap "file" (actually an in-memory stream) via POST to an Apache HTTP server. I'm not interested in cookies or authentication or anything com...
How to write one new line in Bitbucket markdown?
...he link below or anywhere else so they change the format to something more common. bitbucket.org/site/master/issues/7396/…
– mikijov
Dec 7 '15 at 5:10
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T-SQL Cast versus Convert
...e extended features, use CAST.
EDIT:
As noted by @beruic and @C-F in the comments below, there is possible loss of precision when an implicit conversion is used (that is one where you use neither CAST nor CONVERT). For further information, see CAST and CONVERT and in particular this graphic: SQL S...
Can a class extend both a class and implement an Interface
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