大约有 10,900 项符合查询结果（耗时：0.0414秒） [XML]
How to access array elements in a Django template?
...te is used for four different notations in Python. In a template, foo.bar can mean any of:
foo[bar] # dictionary lookup
foo.bar # attribute lookup
foo.bar() # method call
foo[bar] # list-index lookup
It tries them in this order until it finds a match. So foo.3 will get y...
Simple (I think) Horizontal Line in WPF?
...e UI, this is a perfect solution. Where the use of line has purely aesthetical reasons, I'd suggest using <Line/> or <Rectangle/> instead.
– Simon Rozman
Jan 19 '18 at 13:55
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What is the best way to exit a function (which has no return value) in python before the function en
Let's assume an iteration in which we call a function without a return value. The way I think my program should behave is explained in this pseudocode:
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What is the Comonad typeclass in Haskell?
...'t fit for being a good SO answer. Consider expanding it a bit, so that it can stand on its own without the linked articles.
– Bakuriu
Aug 28 '14 at 18:15
3
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PL/SQL, how to escape single quote in a string?
In the Oracle PL/SQL, how to escape single quote in a string ? I tried this way, it doesn't work.
4 Answers
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RegEx: Smallest possible match or nongreedy match
... match" regarding RegEx standards. See the answer below my comment: With abcabk and a.+?k, RegEx will match the entire string.
– finefoot
Feb 9 '17 at 10:49
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sometimes my file just freezes in my vi |vim, what happened?
... it stops your screen output in most terminals. As Michael mentioned, you can restore your screen to normal by entering Ctrl-Q.
Theoretically, setting stty -ixon should prevent Ctrl-S from freezing your screen, but it's not working on my local Solaris 10 login.
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Strip html from string Ruby on Rails
...ks but referring to ActionView from the mdoel is awkward. More cleanly you can require 'html/sanitizer' and instantiate your own sanitizer with HTML::FullSanitizer.new.
– Nik Haldimann
Jan 8 '13 at 20:49
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Difference Between Invoke and DynamicInvoke
...you might just know that it is a Delegate. If you know the exact type, you can use Invoke, which is very fast - everything is already pre-validated. For example:
Func<int,int> twice = x => x * 2;
int i = 3;
int j = twice.Invoke(i);
// or just:
int j = twice(i);
However! If you just know ...
difference between css height : 100% vs height : auto
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I think that in the case of 'height:auto #innerDiv will be 10px + the size it needs for its own content - see this jsfiddle
– BornToCode
Sep 6 '15 at 13:14
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