大约有 47,000 项符合查询结果(耗时:0.0645秒) [XML]

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Append text to input field

...ple, but I would add one extra note to it. You should really cache jQuery selections, there is no reason to call $("#input-field-id") twice: var input = $( "#input-field-id" ); input.val( input.val() + "more text" ); The other option, .val() can also take a function as an argument. This has the...
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Why does an NSInteger variable have to be cast to long when used as a format argument?

... I suppose the selected answer is technically the best answer to the question, but if you want to know how to avoid casting each occurrence and prevent warnings then I find this is the best solution. – Daniel Wood ...
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Usage of __slots__?

...This message comes from the oldest protocol, which is the default. You can select the latest protocol with the -1 argument. In Python 2.7 this would be 2 (which was introduced in 2.3), and in 3.6 it is 4. >>> pickle.loads(pickle.dumps(f, -1)) <__main__.Foo object at 0x1129C770> in Py...
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What is the _snowman param in Ruby on Rails 3 forms for?

...orrectly concatenates the utf8 parameter and its value with the value of a selection option in the form. – Christer Fernstrom May 28 '14 at 16:30 add a comment ...
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Match multiple cases classes in scala

...either sb or sc get bound, but you don't know which, so you'd need further selection logic to decide which to use (given that they were bound to a Option[String], not a String). So there's nothing gained over this: l match { case A() => "A" case B(sb) => "B(" + sb + ")" case C(s...
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Can I get a list of files marked --assume-unchanged?

... PowerShell solution, using Select-String \ sls git ls-files -v | sls -pattern ^h -casesensitive share | improve this answer | ...
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Regex Pattern to Match, Excluding when… / Except between

...tring[] ExceptionStrings { set { m_exceptionRegexes = from es in value select new Regex(es); } } public bool IsMatch(string testStr) { return ( m_searchRegex.IsMatch(testStr) && !m_exceptionRegexes.Any(er => er.IsMatch(testStr)) ); } } public class App { ...
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How to profile a bash shell script slow startup?

...e set -x later and set +x earlier (or bracket several sections of interest selectively). Although it's not as fine-grained as GNU date's nanoseconds, Bash 5 includes a variable which gives the time in microseconds. Using it saves you from spawning an external executable for every line and works on ...
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Example of multipart/form-data

... > a.html Run: nc -l localhost 8000 Open the HTML on your browser, select the files and click on submit and check the terminal. nc prints the request received. Firefox sent: POST / HTTP/1.1 Host: localhost:8000 User-Agent: Mozilla/5.0 (X11; Ubuntu; Linux i686; rv:29.0) Gecko/20100101 Fire...
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Fastest exit strategy for a Panic Button in Crisis/Abuse Websites? [closed]

...on: it is hard to click on it (you have to be accurate) it takes time to select it (and a huge amount of time if you are on laptop without a mouse) it saves you in history it is accessible via back button / backspace. And how about the panicking random moves of a woman who is trying to quickly c...