pairing | godoc https : //godoc.org/github.com/mnhkahn/pairing

 by   mnhkahn Go Version: Current License: Apache-2.0

kandi X-RAY | pairing Summary

kandi X-RAY | pairing Summary

pairing is a Go library. pairing has no bugs, it has no vulnerabilities, it has a Permissive License and it has low support. You can download it from GitHub.

pairing is package can encode and decode integers, decoded integers can keep sorts. It base on cantor pairing function. Wiki:
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            kandi-support Support

              pairing has a low active ecosystem.
              It has 5 star(s) with 0 fork(s). There are 1 watchers for this library.
              OutlinedDot
              It had no major release in the last 6 months.
              pairing has no issues reported. There are no pull requests.
              It has a neutral sentiment in the developer community.
              The latest version of pairing is current.

            kandi-Quality Quality

              pairing has no bugs reported.

            kandi-Security Security

              pairing has no vulnerabilities reported, and its dependent libraries have no vulnerabilities reported.

            kandi-License License

              pairing is licensed under the Apache-2.0 License. This license is Permissive.
              Permissive licenses have the least restrictions, and you can use them in most projects.

            kandi-Reuse Reuse

              pairing releases are not available. You will need to build from source code and install.
              Installation instructions are not available. Examples and code snippets are available.

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            Currently covering the most popular Java, JavaScript and Python libraries. See a Sample of pairing
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            pairing Key Features

            No Key Features are available at this moment for pairing.

            pairing Examples and Code Snippets

            Given a donor_pref and recipient_pref and recipient_pref .
            pythondot img1Lines of Code : 46dot img1License : Permissive (MIT License)
            copy iconCopy
            def stable_matching(
                donor_pref: list[list[int]], recipient_pref: list[list[int]]
            ) -> list[int]:
                """
                Finds the stable match in any bipartite graph, i.e a pairing where no 2 objects
                prefer each other over their partner.  The functi  
            Calculates the number of friends pairing
            javadot img2Lines of Code : 18dot img2License : Permissive (MIT License)
            copy iconCopy
            public static boolean countFriendsPairing(int n, int a[]) {
                    int dp[] = new int[n + 1];
                    // array of n+1 size is created
                    dp[0] = 1;
                    // since 1st index position value is fixed so it's marked as 1
                    for (int i = 1; i  
            The number of friends pairing
            javadot img3Lines of Code : 13dot img3License : Permissive (MIT License)
            copy iconCopy
            static int countFriendsPairing(int n) 
                { 
                    int a = 1, b = 2, c = 0; 
                    if (n <= 2) { 
                        return n; 
                    } 
                    for (int i = 3; i <= n; i++) { 
                        c = b + (i - 1) * a; 
                        a = b; 
                        b  

            Community Discussions

            QUESTION

            How do I look up values in a dataframe and return matching values using python/pandas?
            Asked 2021-Jun-11 at 12:01

            I have 2 large dataframes, df1 and df2. I am missing a column (colB) in df2 and I would like to add that column based of the values in the shared column (colA). If I was using Excel I would do this via a standard vlookup formula but I’m struggling to get the desired results using the pandas merge function.

            colA and colB both contain multiple entries of the same value so I’m using this line of code to create a new dataframe with only the unique pairings.

            ...

            ANSWER

            Answered 2021-Jun-11 at 12:01

            If you are getting more rows after the merge, this means that colA is not a unique key of df_keyvalues. This in turn means that the mapping colA -> colB is not unique in df1, i.e. for at least one value of colA there are multiple values of colB.

            You need to create a unique mapping colA -> colB from df1 first. One way to do this would be:

            Source https://stackoverflow.com/questions/67936362

            QUESTION

            Javascript JSON Object error but json validator show valid object
            Asked 2021-Jun-07 at 01:20

            I have a Json object which i get from a API, so i can not change it and need to work with it like it is. I see it have a lot of backlashes but if i put the json string into a json validator i get the info its vallid.

            if i use the json object in javascript i also can read it until the last part where i get a error, when you take my json string and you do the following steps, you will see no error message:

            ...

            ANSWER

            Answered 2021-Jun-07 at 01:20

            When you see an error like that after adding that particular line, then the syntax error is on that line. With that being said, you cannot have variable names in JavaScript start with a number. But, you can still make it work by accessing the object like a map rather than a member variable, by using bracket instead of dot notation syntax:

            Source https://stackoverflow.com/questions/67864142

            QUESTION

            Converting an Object to an array of KV values
            Asked 2021-Jun-06 at 01:59

            I want to convert an object into an array of Key/Value pairings. For instance:

            ...

            ANSWER

            Answered 2021-Jun-06 at 01:59

            Note that the desired dictToArray function type can run afoul of the problem mentioned in Why doesn't Object.keys return a keyof type in TypeScript?, whereby an object types in TypeScript are open and values can contain more properties at runtime than are known to the compiler. This:

            Source https://stackoverflow.com/questions/67854873

            QUESTION

            Matching Two Pandas DataFrames based on values in columns
            Asked 2021-Jun-04 at 00:08

            I'm trying to match job candidates to mentors based on different several variables that would hopefully create a good match. There are two Pandas DataFrames (one for candidates and one for mentors) that I'm trying to connect based on experience, location, desired job, etc.

            For example I have a mentor DataFrame that might look something like the below:

            ...

            ANSWER

            Answered 2021-Jun-04 at 00:08

            @Henry is on the right path. You'll need to modify your candidate dataframe to a) make sure all arrays are the same length (or add NaNs if you don't have them, and b) tweak a bit to make sure you actually have some matches.

            I used your mentor_df, and the following candidate_df:

            Source https://stackoverflow.com/questions/67829614

            QUESTION

            How can I wrap all BeautifulSoup existing find/select methods in order to add additional logic and parameters?
            Asked 2021-May-31 at 23:21

            I have a repetitive sanity-check process I go through with most calls to a BeautifulSoup object where I:

            1. Make the function call (.find, .find_all, .select_one, and .select mostly)
            2. Check to make sure the element(s) were found
              • If not found, I raise a custom MissingHTMLTagError, stopping the process there.
            3. Attempt to retrieve attribute(s) from the element(s) (using .get or getattr)
              • If not found, I raise a custom MissingHTMLAttributeError
            4. Return either a:
              • string, when it's a single attribute of a single element (.find and .select_one)
              • list of strings, when it's a single attribute of multiple elements (.find_all and .select)
              • dict, when it's two attributes (key/value pairs) for multiple elements (.find_all and .select)

            I've created the below solution that acts as a proxy (not-so-elegantly) to BeautifulSoup methods. But, I'm hoping there is an easier eay to accomplish this. Basically, I want to be able to patch all the BeautifulSoup methods to:

            1. Allow for an extra parameter to be passed, so that the above steps are taken care off in a single call
            2. If using any of the above methods without providing the extra parameter I want to return the BeautifulSoup objects like normal or raise the MissingHTMLTagError if the return value is None or an empty list.

            Most of the time the below function is used with a class variable (self._soup), which is just a BeautifulSoup object of the most-recent requests.Response.

            ...

            ANSWER

            Answered 2021-May-31 at 23:21

            I believe I've figured out a succinct and reasonable way to accomplish what I'm looking for with the following wrapper:

            Source https://stackoverflow.com/questions/67756520

            QUESTION

            Why does Android bond even when asked not to bond?
            Asked 2021-May-26 at 14:16

            I have developed an application on an on-board device which allows a smartphone to be able to connect in secure BLE.

            Everything works fine but I notice that every time I do a "pairing" via an Android smartphone, that the smartphone "bonds" the device even though I specified in the request that I did not want bondage. I don't have this problem on IOS.

            Here are the requests that are sent by my on-board device to the smartphone:

            Is it possible that Android does not support "pairing only"? If it is paired, it does a "boding" automatically even if it has received a request asking it not to do a bond?

            Thank you

            ...

            ANSWER

            Answered 2021-May-26 at 14:16

            "Non-bondable mode" is mandatory to support in the Bluetooth Core specification. If Android makes a permanent bond, even though you say to not bond in the "Pairing response", it's a bug in Android. Please file a bug report to Android Open Source Project (AOSP).

            Source https://stackoverflow.com/questions/67702926

            QUESTION

            Find maximum total weight over set of pairs
            Asked 2021-May-25 at 13:26

            I have a set of pairs of record IDs and for each pair a corresponding probability that these records actually belong to each other. Each pair is unique, but any given ID may be part of more than one pairing.

            E.g.:

            ...

            ANSWER

            Answered 2021-May-25 at 13:26

            One approach is to switch from using a column-row based model like you have with the data frames to using a Graph model. There are several python libraries that can do this including NetworkX. https://pypi.org/project/networkx/

            The idea is each of your pairs becomes nodes in a graph, and then the edges are assigned the weights. Once you have that data structure, you can take any given node and find the highest weight edge. You can do all sorts of edge weight based path algorithms.

            There is another python library: https://github.com/pgmpy/pgmpy which is built on networkx that will even be probability-aware. It might have what you need even more closely.

            For this sort of query a graph library is oodles more efficient than trying to do it with row-column data structures.

            Source https://stackoverflow.com/questions/67687960

            QUESTION

            Compare or diff two pandas columns element wise
            Asked 2021-May-25 at 12:43

            I am new to Pandas (but not to data science and Python). This question is not anly about how to solve this specific problem but how to handle problems like this the panda-way.

            Please feel free to improve the title of that question. Because I am not sure what are the correct terms here.

            Here is my MWE

            ...

            ANSWER

            Answered 2021-May-25 at 12:43

            You can filter your data frame this way:

            Source https://stackoverflow.com/questions/67687649

            QUESTION

            SQL Query to get all rows where latest created has attribute
            Asked 2021-May-21 at 22:12

            I have a table of events like this

            ...

            ANSWER

            Answered 2021-May-21 at 20:50

            here is one way using window function:

            Source https://stackoverflow.com/questions/67643333

            QUESTION

            Windows UWP Bluetooh multiple devices showing for single device
            Asked 2021-May-19 at 09:40

            I am currently working on a C#-UWP app that needs to be able to discovery bluetooth devices (Not BLE) on the network and ones that have been previously connected to/paired.

            Im sure anyone who is new to this task will have quickly found the documentation and example are of little help. I have learned more from Stackoverflow questions about peoples experimentations than from the docs and examples, but anyways.

            My main question/problem is this: After setting up the device watcher to find bluetooth devices I found that I consistently get multiple additions of the same device but having a different bluetooth address (this is a device that was previously paired but not live on the network). After much investigate and brainstorming, we discovered that each device id is actually a pairing of the devices MAC address and the BT receivers MAC address.

            The reason I was getting 3 device additions per 1 physical device is because I have connected to that same device with 3 different BT receiver dongles in the past. So my question is, is there anyway to make the device watcher return the device that corresponds to the currently active BT receiver dongle?

            Otherwise I will need to find the currently active BT receivers MAC address and filter out the devices that do not have this, because otherwise the user will see 3 identical devices to select and only 1 of them will pass while the other 2 will fail.

            While on this subject I would also like to mention that the device properties dont seem to be working. Before creating the watcher, I have a list of properties like this for example:

            ...

            ANSWER

            Answered 2021-May-19 at 09:40

            Update

            I found a quick solution that overcomes this problem (although i did find a lot more problems with the device watcher but that is probably a topic for another question).

            For now I simply get the current BT adaptors MAC address and then check each incoming device if it has this MAC address in its pair. If it does not that means the device is paired with an old/unused BT adaptor.

            Source https://stackoverflow.com/questions/67565983

            Community Discussions, Code Snippets contain sources that include Stack Exchange Network

            Vulnerabilities

            No vulnerabilities reported

            Install pairing

            You can download it from GitHub.

            Support

            For any new features, suggestions and bugs create an issue on GitHub. If you have any questions check and ask questions on community page Stack Overflow .
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            https://github.com/mnhkahn/pairing.git

          • CLI

            gh repo clone mnhkahn/pairing

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            git@github.com:mnhkahn/pairing.git

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