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ios - Swift: How to execute an action when UITabBarItem is pressed

Currently I have a Tab Bar Controller that is connected to a tableview controller. I'm trying to go to the ... action when the item is pressed. See Question&Answers more detail:os...

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So .NET 4.5 introduces the CallerMemberNameAttribute, which seems like a godsend to anyone working with WPF ... conventions are confusing! See Question&Answers more detail:os...

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How to disable Javascript when using Selenium?

I am wondering how do I disable javascript when using selenium so I can test server side validation. I ... /disabling-javascript-from-selenium/ See Question&Answers more detail:os...

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bit manipulation - Check if a number is non zero using bitwise operators in C

Check whether a number x is nonzero using the legal operators except !. Examples: isNonZero(3) = 1, isNonZero(0) ... we do it without using ! ? See Question&Answers more detail:os...

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I would like to plot a plane using a vector that I calculated from 3 points where: pointA = [0,0,0]; pointB = ... How do I plot 'plane1' in 3D? See Question&Answers more detail:os...

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swift - UIWebView dynamic content size

I've been looking around and wasnt able to see any swift related ways to do this. I'm trying to get ... = jobSkillView.frame.size.height } See Question&Answers more detail:os...

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Python : Any way to get one process to have a write lock and others to just read on parallel?

Let's say I have a dictionary that contains key-values where the value is an object with a lock. Each process needs ... ask if I am not clear. See Question&Answers more detail:os...

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java - Bitwise shift operators. Signed and unsigned

I'm practising for the SCJP exam using cram notes from the Internet. According to my notes the >> operator ... something here, but what? See Question&Answers more detail:os...

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Combining two arrays to form a javascript object

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html - CSS: unexpected vertical position of "inline-block" elements

Please consider the following HTML code: <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang=" ... explain this. Live example here. See Question&Answers more detail:os...

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regex - htaccess force https and redirect www to non-www, but no other subdomains

I know there are many similar threads, but none of them seems to match my exact problem. Here is what I'm ... 'm aware that isn't possible. See Question&Answers more detail:os...

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Output error/warning log (txt file) when running R script under command line

If I run R script under command line (actually I run that from calling in VBA), how can I output any error/warning messages to a txt file? See Question&Answers more detail:os...

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x86 - What's the relative speed of floating point add vs. floating point multiply

A decade or two ago, it was worthwhile to write numerical code to avoid using multiplies and divides and use ... to get a useful intuition. See Question&Answers more detail:os...

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java - How do I modify Eclipse code formatting?

When I reformat code with Eclipse, it turns method headers like this: public void myMethod(String param) { into ... t imagine why anyone would! See Question&Answers more detail:os...

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Testing os.Exit scenarios in Go with coverage information (coveralls.io/Goveralls)

This question: How to test os.exit scenarios in Go (and the highest voted answer therein) sets out how ... for those conditions works properly. See Question&Answers more detail:os...

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jsf - How to use java.time.ZonedDateTime / LocalDateTime in p:calendar

I had been using Joda Time for date-time manipulation in a Java EE application in which a string representation of ... , ZoneOffset.UTC); } } See Question&Answers more detail:os...

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Selenium xpath selector based on the element text

What would a Selenium xpath selector be for the following HTML: <ul> <li>First</li> <li>Second</li> <li> ... trick, but apparently it does not. See Question&Answers more detail:os...

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optimization - C for loop indexing: is forward-indexing faster in new CPUs?

On a mailing list I'm subscribed to, two fairly knowledgeable (IMO) programmers were discussing some optimized code, ... I'm just curious) See Question&Answers more detail:os...

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r - Show names of everything in a package

Is there an easy way to list everything in a package from within R? For example, if I type foreach:: ... not show things like .foreachGlobals See Question&Answers more detail:os...

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android - How to set click listener for notification?

I am using the following code to launch a notification when a Service is started Via AlarmManager: nm = ( ... would launch a certain activity? See Question&Answers more detail:os...

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java - SLF4J + Logback does not log in WildFly

I run web application in WildFly 8 and for some reason it does not log. I use SLF4J with LOGBACK. The log file ... there? It makes me no sense. See Question&Answers more detail:os...

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Script all data from SQL Server database

I have two databases with equivalent structure and I need to extract data from one of them in form of INSERT ... do it using Management Studio? See Question&Answers more detail:os...

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How should I detect the MIME type of an uploaded file in ASP.NET?

How do people usually detect the MIME type of an uploaded file using ASP.NET? See Question&Answers more detail:os...

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python - Django Count and Sum annotations interfere with each other

While constructing a complexe QuerySet with several annotations, I ran into an issue that I could reproduce with ... above is available here. See Question&Answers more detail:os...

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c++ - How do I find a particular value in an array and return its index?

Pseudo Code: int arr[ 5 ] = { 4, 1, 3, 2, 6 }, x; x = find(3).arr ; x would then return 2. See Question&Answers more detail:os...

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javascript - How can I handle errors in loading an iframe?

I have an <iframe> that other sites can include so their users can POST a form back to my site. I'd like to handle ... work for FF and IE >= 7.) See Question&Answers more detail:os...

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javascript - Sorting an array of objects in Chrome

EDIT: As noted by kennytm below and after investigating myself, according to the ECMA spec, when two objects are determined ... .log(x[i].b);} See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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