leon | 🧠Leon is your open-source personal assistant | Speech library
kandi X-RAY | leon Summary
kandi X-RAY | leon Summary
Leon is an open-source personal assistant who can live on your server. He does stuff when you ask him for. You can talk to him and he can talk to you. You can also text him and he can also text you. If you want to, Leon can communicate with you by being offline to protect your privacy.
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QUESTION
I have two large-ish data frames I am trying to append...
In df1, I have state codes, county codes, state names (Alabama, Alaska, etc.), county names, and years from 2010:2020.
In df2, I have county names, state abbreviations (AL, AK), and data for the year 2010 (which I am trying to merge into df1. The issue lies in that without specifying the state name and simply merging df1 and df2, some of the data which I am trying to get into df1 is duplicated due to there being some counties with the same name...hence, I am trying to also join by state to prevent this, but I have state abbreviations, and state names.
Is there any way in which I can make either the state names in df1 abbreviations, or the state names in df2 full names? Please let me know! Thank you for the help.
Edit: dput(df2)
...ANSWER
Answered 2022-Apr-18 at 03:52Here's one way you could turn state abbreviations into state names using R's built in state vectors:
QUESTION
I have a function with parameters. If I pass null as the parameter in a where clause I would like it to bring back all results eg
...ANSWER
Answered 2022-Mar-25 at 03:13As per Dai's comment:
QUESTION
I have a Dataframe df
containing information about people. I need to compute the standard deviation of the weight of people whose name starts with N. This is my code to create the Dataframe:
ANSWER
Answered 2022-Feb-26 at 19:40You are almost there. Casting df.index
to pd.Series is unnecessary and leads to an error as indices get misaligned form the original df. Try:
QUESTION
I am a newbie here. English is not my native language so excuse any grammatical mistakes. I need to compute the average BMI per hair colour using the df
.
ANSWER
Answered 2022-Feb-26 at 08:02You can use df.groupby()
which is a functionality within Pandas
For your particular case, you may use
QUESTION
I pulled a report from a crm system that came with some special characters like:
...ANSWER
Answered 2022-Feb-01 at 15:15You can use the built-in function html.unescape
:
QUESTION
here is how my dataset looks like, I am trying to filter out country that the 4th column is >= 1000.
...ANSWER
Answered 2022-Feb-01 at 00:47Assuming that your Input_file's last field may have spaces in it. You can also check it by doing cat -e Input_file
it will show you where is line ending including hidden spaces at the line end. If this is the case then try following command.
QUESTION
structure(list(
fecha = c("Fuente:La Nueva Viga, DF", "20/02/2020",
"20/02/2020", "20/02/2020", "20/02/2020", "Fuente:Monterrey, Nuevo León",
"20/02/2020", "20/02/2020", "20/02/2020", "20/02/2020", "17/02/2020",
"17/02/2020"),
producto = c("Fuente:La Nueva Viga, DF", "Aleta de raya",
"Bandera", "Besugo", "Cazón con cabeza", "Fuente:Monterrey, Nuevo León",
"Huachinango Golfo", "Pampano", "Sargo", "Trucha marina", "Huachinango Golfo",
"Pampano"), origen = c("Fuente:La Nueva Viga, DF", "Tabasco",
"Campeche", "Veracruz", "Veracruz", "Fuente:Monterrey, Nuevo León",
"Tamaulipas", "Tamaulipas", "Tamaulipas", "Tamaulipas", "Tamaulipas",
"Tamaulipas"),
pmin = c("Fuente:La Nueva Viga, DF", "23.00",
"35.00", "15.00", "60.00", "Fuente:Monterrey, Nuevo León", "165.00",
"--", "--", "--", "210.00", "--"), pmax = c("Fuente:La Nueva Viga, DF",
"27.00", "39.00", "19.00", "65.00", "Fuente:Monterrey, Nuevo León",
"200.00", "--", "--", "--", "220.00", "--"),
pfrec = c("Fuente:La Nueva Viga, DF",
"25.00", "37.00", "17.00", "63.00", "Fuente:Monterrey, Nuevo León",
"190.00", "195.00", "84.00", "98.00", "215.00", "195.00"),
obs = c("Fuente:La Nueva Viga, DF",
"", "", "", "", "Fuente:Monterrey, Nuevo León", "OBS", "OBS",
"OBS", "OBS", "OBS", "OBS"),
category = c("pescado", "pescado",
"pescado", "pescado", "pescado", "pescado", "pescado", "pescado",
"pescado", "pescado", "pescado", "pescado")),
row.names = c(2L, 3L, 4L, 5L, 6L, 341L, 342L, 343L, 344L, 345L, 346L, 347L), class = "data.frame")
...ANSWER
Answered 2022-Jan-23 at 00:07Here is one possibility (assuming that all sub-headers begin with Fuente
) using tidyverse
. Here, I create a grouping column (idx
) by gathering all rows until Fuente
appears in a subsequent row. Then, I split those into individual dataframes and put into a list. Then, I use map
to apply a function to that list. I extract the text after Fuente
, then copy that to all rows in that dataframe. Finally, I bind the list of dataframes back together.
Tidyverse
QUESTION
I have a simple dataframe like this:
...ANSWER
Answered 2022-Jan-08 at 14:52You could use pandas.DataFrame.groupby
and pandas.DataFrame.aggregate
after first making the name
column lowercase:
QUESTION
I'm currently having a problem with my code specifically the If-else part. If my year-level is 1, the if-else is satisfied but if the year-level I'll input is 2, 3 or 4, the if-else for these are satisfied HOWEVER, it always displays the if-else for yrep1 (It always prints "Year-level Representative: Lady Carmel") except if the year-level is 1.
...ANSWER
Answered 2022-Jan-06 at 10:28The problem is that these variables
QUESTION
For a student learning platform (mathematics) we have managed to include Maxima and evaluate terms/equations/numbers on equivalence. For this we have programmed an algorithm randomly choosing numbers for all the variables and then comparing the two results whether they lead to the same values or not (more mathematically speaking we are seeing the terms as functions and comparing them at specific places).
Now the problem comes: Unfortunately, there must be the possibility to define ranges for coefficients of variables. So e.g. the correct solution [4,5]x^2-[3,4]x at the position x=10 leads to [4,5]*10^2-[3,4]*10. Here we have to find the minimum/maximum of this expression with e.g. the range of 4 to 5 as the coefficient before x^2. I have not been able to do this with native Maxima functions, so I am asking here for help. I am also wondering whether this is possible to combine with other functions such as sin, e etc. or whether this makes the whole optimisation problem too complex (and we should only allow polynomials).
Your help is greatly appreciated!
Best, Leon
...ANSWER
Answered 2021-Dec-31 at 00:29To summarize what we said in the comments, we have something like sum(a[k]*e[k], k, 1, n)
where coefficients a[k]
are constrained by intervals I[k]
and e[k]
is an expression in x
. Given that x
is a specific value, then the sum is a linear combination of the a[k]
and the extreme values are at the corners of the hypercube given by the Cartesian product of the intervals.
A simple solution is to just enumerate the corners of the hypercube and evaluate the sum at each corner, and see which is greatest. (If there are ties, that means that the sum is not actually a function of some coefficient. Given the problem statement, that means the corresponding e[k]
is zero. Let's look for and omit such coefficients, then there can only be a unique maximum.)
Here's my attempt at a solution, hope I've understood what's going on and what needs to happen. Assume without checking that a
, e
, and I
are all the same length, namely n
.
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