大约有 46,000 项符合查询结果(耗时:0.0502秒) [XML]

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Why doesn't indexOf work on an array IE8?

The below function works fine on Opera, Firefox and Chrome. However, in IE8 it fails on the if ( allowed.indexOf(ext[1]) == -1) part. ...
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Why use Ruby's attr_accessor, attr_reader and attr_writer?

Ruby has this handy and convenient way to share instance variables by using keys like 5 Answers ...
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Multidimensional Array [][] vs [,] [duplicate]

... One is an array of arrays, and one is a 2d array. The former can be jagged, the latter is uniform. That is, a double[][] can validly be: double[][] x = new double[5][]; x[0] = new double[10]; x[1] = new double[5]; x[2] = new double[3]; x[3] = new d...
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How do I retrieve the number of columns in a Pandas data frame?

How do you programmatically retrieve the number of columns in a pandas dataframe? I was hoping for something like: 6 Answer...
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How do I restore a missing IIS Express SSL Certificate?

...fter setting up HTTPS in IIS Express, according to such articles as this and this , I am unable to actually load an IIS Express site using HTTPS. In Chrome , I am only getting: ...
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What's wrong with using == to compare floats in Java?

... @P.T Can he multiply epsilon with one numbers and change function to if(Math.abs(sectionID - currentSectionID) < epsilon*sectionID to tackle that issue? – enthusiasticgeek Nov 6 '14 at 23:11 ...
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How can I brew link a specific version?

...oo like /usr/local/Cellar/libfoo/1.0.1 , /usr/local/Cellar/libfoo/HEAD and /usr/local/Cellar/libfoo/mycopy 5 Answers ...
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What is the difference between String.slice and String.substring?

...xactly like substr() in Firefox. This behavior is observed in both Firefox and IE. If stop is negative: sets stop to: string.length – Math.abs(stop) (original value), except bounded at 0 (thus, Math.max(0, string.length + stop)) as covered in the ECMA specification. Source: Rudimentary Art of Pr...
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Maven Snapshot Repository vs Release Repository

What is the difference between a Snapshot Repository and Release Repository? 5 Answers ...
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Get program execution time in the shell

...nt to execute something in a linux shell under a few different conditions, and be able to output the execution time of each execution. ...