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  • shuai user_20077537 0
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    In swift, how to paste a .json file in the UIDocumentPickerViewController manually?
    I need to past a json file in the UIDocumentPickerViewController, like this: [enter image description here] Here is my code: {code...} with the function PastFile() in the ViewController, i go to UIDocumentPickerViewController where i want t...
    uidocumentpickerviewcontroller file-manager swift ios
    1 votes
    0 answers
    15 views
  • shuai user_20080648 0
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    How do I change the value in a column given a Boolean (in Python)?
    In a data frame, when the value of a given column is below 10, I need to change all the values till the end of the column to 5. so let's say these are the values of the column: A 134 413 12 81 9 483 93 30 I would need it to become: A 134 41...
    pandas dataframe numpy python
    1 votes
    4 answers
    38 views
  • shuai user_20080415 0
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    Understand "Merge two sorted linked lists" on hackerrank
    (migrated from [Code Golf) The question comes from the HackerRank problem Merge two sorted linked lists] : Sample Input 1 3 1 2 3 2 3 4 Sample Output 1 2 3 3 4 Explanation The first linked list is: 1→3→7→Null The second linked list is: 3→4→...
    linked-list
    1 votes
    1 answers
    8 views
  • shuai user_20080522 0
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    Dask delayed performance issues
    I'm relatively new to Dask. I'm trying to parallelize a "custom" function that doesn't use Dask containers. I would just like to speed up the computation. But my results are that when I try parallelizing with dask.delayed, it has ...
    dask parallel-processing python
    1 votes
    0 answers
    8 views
  • shuai user_10397315 0
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    the regex (?U)\p{Punct} misses some unicode punctuations in java
    First of all,i want to remove all punctuations of a String.I wrote the following code. {code...} after repalcement i got the output: $+<=>^`|~ The matcher indeed match "（" Fullwidth Left Parenthesis U+FF08* and "）"...
    unicode regex java
    2 votes
    1 answers
    13 views
  • shuai user_17851824 0
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    WPF/C# : Updating LiveCharts RowSeries with OnPropretyChanged
    I have a horizontal bar chart in a ViewModel displaying the top 10 clients in the past 6 or 12 months (default 6). I want the data to switch to 6 or 12 months when the user clicks on the buttons. I just can't seem to figure out how to get t...
    livecharts inotifypropertychanged mvvm wpf c#
    1 votes
    1 answers
    16 views
  • shuai user_20080257 0
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    In NeoVim/Vim, how to know all used key combination?
    I want to set my own keybinding, but I can not sure what key combination has been used by other plugins or neovim/vim itself. :map does not show shortcuts like zz. If I don't know zz before, my map setting may use it and cover the orginal f...
    keymaps vim
    1 votes
    0 answers
    11 views
  • shuai user_18576593 0
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    Choropleth map plotly python
    I have a geo json file that gives data about political districts in PA (state in USA): api='https://www.redistricting.state.pa.us/Resources/GISData/Districts/Legislative/House/2021-Final/JSON/2022%20LRC-House-Final.json' I have dataset that...
    choropleth plotly geospatial visualization python
    1 votes
    1 answers
    24 views
  • shuai user_7876137 0
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    Vertical centering with Flex not working on Ionic
    On this StackBlitz project you can try by yourself: [https://stackblitz.com/edit/ionic-react-routing-ctdywr?file=src%2Fpages%2FGreetings.tsx I have the follwing code: {code...} which renders the following DOM content and CSS: My problelm is...
    ionic5 ionic-framework reactjs css html
    1 votes
    1 answers
    13 views
  • shuai user_13349653 0
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    Rust: how to figure out what methods are available?
    I have created a SplitSink<WebSocketStream<MaybeTlsStream<TcpStream>>, Message> via let (write, read) = ws_stream.split(); How can I see which methods are available for write? The documentation for SplitSink doesn't actual...
    rust
    1 votes
    1 answers
    22 views
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