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what is the difference between ?:, ?! and ?= in regex?
...cludes the expression from the entire match while ?: just doesn't create a capturing group. So for example a(?:b) will match the "ab" in "abc", while a(?=b) will only match the "a" in "abc". a(b) would match the "ab" in "abc" and create a capture containing the "b".
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Implementing slicing in __getitem__
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@Eric: No, because the presence of the second colon bypasses __get/set/delslice__. It's pretty subtle, though.
– user2357112 supports Monica
May 25 '17 at 1:41
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Cleanest and most Pythonic way to get tomorrow's date?
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timedelta can handle adding days, seconds, microseconds, milliseconds, minutes, hours, or weeks.
>>> import datetime
>>> today = datetime.date.today()
>>> today
datetime.date(2009, 10, 1)
>>> today ...
Remove non-ascii character in string
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@AlexanderMills Search for an ascii table - you can see that only characters that has value from zero to 127 are valid. (0x7F is 127 in hex). This code matches all characters that are not in the ascii range and removes them.
– Zaffy
J...
WPF Application that only has a tray icon
...wbie and wonder if anyone could give me some pointers how to write an application that starts minimized to tray. The idea is that it periodically fetches an RSS Feed and creates a Toaster-Popup when there are new feeds.
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Why should Java ThreadLocal variables be static
I was reading the JavaDoc for Threadlocal here
7 Answers
7
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What is a tracking branch?
Can someone explain a "tracking branch" as it applies to git?
4 Answers
4
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Confusion: @NotNull vs. @Column(nullable = false) with JPA and Hibernate
...ot-null. I.e. the former is intended for validation and the latter for indicating database schema details. You're just getting some extra (and welcome!) help from Hibernate on the validation annotations.
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RESTful Authentication via Spring
...et this working exactly as described in the OP, and hopefully someone else can make use of the solution. Here's what we did:
Set up the security context like so:
<security:http realm="Protected API" use-expressions="true" auto-config="false" create-session="stateless" entry-point-ref="CustomAut...
What is Castle Windsor, and why should I care?
...ET since 2001, so I'm pretty fluent in C# and the CLR. I'd never heard of Castle Windsor until I started participating in Stack Overflow. I've read the Castle Windsor "Getting Started" guide, but it's not clicking.
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