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How do I get the currently displayed fragment?

...t the currently displayed Fragment instance, not iteratively check through all fragments and then decide which fragment is now displayed on the screen. I think your answer needs my code to iteratively check each of my fragments, and find out the visible one ... – Leem.fin ...
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Filter dataframe rows if value in column is in a set list of values [duplicate]

... regular expressions. For example, if we want to return a DataFrame where all of the stock IDs which begin with '600' and then are followed by any three digits: >>> rpt[rpt['STK_ID'].str.contains(r'^600[0-9]{3}$')] # ^ means start of string ... STK_ID ... ...
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场景模板(HarmonyScenarioKit)使用指导 · App Inventor 2 中文网

...,将同名事件的处理合并到一个事件积木中。 when 按钮_设备模板.Click() { 标签1.Text = HarmonyScenarioKit1.BuildDeviceControlTemplate("compact", "设备控制", "{}", "{}") } 案例二:构建服务中心模板 when 按钮_服务模板.Click() { ...
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Modulo operation with negative numbers

... C99 requires that when a/b is representable: (a/b) * b + a%b shall equal a This makes sense, logically. Right? Let's see what this leads to: Example A. 5/(-3) is -1 => (-1) * (-3) + 5%(-3) = 5 This can only happen if 5%(-3) is 2. Example B. (-5)/3 is -1 => (-1) * 3 + (-5...
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Git diff to show only lines that have been modified

...ption for that repository: git config diff.context 0 To have it set globally, for any repository: git config --global diff.context 0 share | improve this answer | follo...
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how to show lines in common (reverse diff)?

...ile2, and they have both overlapping and non-overlapping rows. If you want all and only the non-overlapping rows, using fgrep -v file1 file2 will only return the non-overlapping rows in file2, and none of the additional non-overlapping rows in file1. This may be obvious to some, but better to state ...
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How do I create a new Swift project without using Storyboards?

Creating a new project in XCode 6 doesn't allow to disable Storyboards. You can only select Swift or Objective-C and to use or not Core Data. ...
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Why is it not possible to extend annotations in Java?

...n types of arbitrary external programs. Stub generators, for example, fall into this category. These programs will read annotated classes without loading them into the virtual machine, but will load annotation interfaces. So, yes I guess, the reason is it just KISS. Anyway, it seems th...
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What use is find_package() if you need to specify CMAKE_MODULE_PATH anyway?

...e. Now the software has a few dependencies. I compiled them myself and installed them on my system. 4 Answers ...
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Passing a string with spaces as a function argument in bash

... This works very well for me also. If we are calling another function inside myFunction then pass arguments with quotes. Cheers :) – minhas23 May 8 '14 at 11:04 ...