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I cannot not use safari web inspector -

i enabled "show developer menu..." cannot open safari web inspector. how can fix it?

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02:22

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ios - Pass NSDictionary from Javascript to Objective-c in JavascriptCore -

i'm using javascriptcore in app. now, i'm passing variables jscontext can passed objective-c. however, 1 of variables, nsdictionary, not passing through correctly. run code below: var evaluate = function(variables) { app.setdictionary(variables.dictionary); } this simple example has these following methods set in jscontext . this setdictionary() method: - (void)setdicationary:(nsdictionary *)dictionary { self.mutabledictionary = [dictionary mutablecopy]; } this variables.dictionary : - (nsdictionary *)dictionary { return self.values; } and how call evaluate() : jsvalue *jsfunction = self.context[@"evaluate"]; jsvalue *value = [jsfunction callwitharguments:@[self.variables]]; however, in setdictionary method, don't nsdictionary, instead nsstring containing [object object] . any ideas how can solve this? although javascriptcore automatically converts types between objective-c or swift , javascript, suggest implement ex...

java - How to handle special characters while unmarshalling xml in JAXB -

my test xml content <p id="033" num="03">geopotent change&#x2 high.</p> and run jaxb unmarshalling, i'm getting exception 09:58:43.748 error [main][net.serviceimpl] parsing error: javax.xml.bind.unmarshalexception- linked exception: [javax.xml.stream.xmlstreamexception: parseerror @ [row,col]: [161,306]message: string "&#] my jaxb unmarshal source jaxbcontext jaxbcontext = jaxbcontext.newinstance(cndocument.class); unmarshaller jaxbunmarshaller = jaxbcontext.createunmarshaller(); document = (cndocument) jaxbunmarshaller.unmarshal(xmlfile); how can escape characters? (&#x2) you jaxb parse error because xml content not well-formed. should  (with semicolon), not &#x2 .

4x4 Matrix in Python -

im trying code 4x4 matrix in python random integers 1-4. thats easy enough problem want each row , each column 1 time uses of each digit 1-4 example 1 2 3 4 2 3 4 1 3 4 1 2 4 1 2 3 my code 33% of time in loop there happens somthing this 2 1 4 3 3 4 2 1 1 3 x <-------- because of programm cant contiune , end in infinity loop helb how can out? code below """ programm playing game skyline """ random import randrange row1 = [] row2 = [] row3 = [] row4 = [] allrows = [row1, row2, row3, row4] column1 = [] column2 = [] column3 = [] column4 = [] allcolumns = [column1, column2, column3, column4] def board(): in range(4): j = 0 while len(allrows[i]) != 4: x = randrange(1,5) print(i, j) if x not in allrows[i] , x not in allcolumns[j]: allrows[i].append(x) allcolumns[j].append(x) j += 1 else: continue boa...