inflect | common reflection operations | Reflection library
kandi X-RAY | inflect Summary
kandi X-RAY | inflect Summary
common reflection operations (get, set, tag, cas) for a struct field.
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Top functions reviewed by kandi - BETA
- GetFields returns the fields of data .
- tags returns a map of tag values .
- CAS changes the given value to the given new value .
- Set sets the value of the given field .
- Tag returns the tag of data .
- valueOf returns the reflect . Value
- ptrOf returns the value of a pointer .
- Get returns the value of a given field .
- numField returns the number of fields in a struct .
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Community Discussions
Trending Discussions on inflect
QUESTION
Is it possible to access pgSettings
in a PostGraphile plugin, specifically makeExtendSchema
? Here is my middleware:
ANSWER
Answered 2021-Jun-12 at 20:13additionalGraphQLContextFromRequest
is great. But I would have to create the entire resolver. Instead I created a custom mutation:
QUESTION
Is there any known danger with exposing the use of a FullText index to internal and possibly public users?
Assuming the queries are properly parameterized, is there any way that a user could abuse the inputs to trigger a SQL injection or denial of service attack?
...ANSWER
Answered 2021-May-24 at 19:38When talking about SQL injection the risk is that someone can introduce SQL keywords into the query itself by adding SQL to a data parameter.
This is why separation of data and query is absolutely critical. This normally plays out by using placeholder values, as in:
QUESTION
I am trying to install the SQLACodegen package and its dependencies (inflect, setuptools-scm) from source, in an offline environment. Specifically, I have an Anaconda 2020.07 install using Python 3.8, on a Red Hat Enterprise Linux 7 system.
I have the Anaconda bin directory prepended to PATH, and I install using python -m pip install whatever.tar.gz
. Yes, I know it's a sin to use pip
over conda
like this. It just so happens that this is the easier way about things when installing upstream packages and I've never had an issue installing many other packages before now.
The problem is that pip is trying to go out to the internet to download and install setuptools
. The strange part is that setuptools is already installed and meets the version requirements of the package. Even when I specify pip flags such as --no-index -f /path/to/packages
, it still fails to detect the installed setuptools and tries to pull it from somewhere.
Example output:
...ANSWER
Answered 2021-May-19 at 14:13You need to add the install
option --no-build-isolation
when installing from source and you want to tell Pip to make use of already installed packages to satisfy the build dependencies. Emphasis on build dependencies.
The most common build dependencies, according to PEP 518, are setuptools
and wheel
. So much so that, as the "minimum requirements for the build system to execute", build tools are expected to add them tacitly to a build configuration.
When installing a new package from source, packages in the Python environment are ignored as far as build dependencies are concerned. As the Pip documentation explains:
When making build requirements available, pip does so in an isolated environment. That is, pip does not install those requirements into the user’s
site-packages
, but rather installs them in a temporary directory which it adds to the user’ssys.path
for the duration of the build. This ensures that build requirements are handled independently of the user’s runtime environment. For example, a project that needs a recent version of setuptools to build can still be installed, even if the user has an older version installed (and without silently replacing that version).
In your example, that temporary directory seems to be /tmp/pip-build-env/r61p50oe
. Instead of the --no-build-isolation
option, you could also add the source packages of setuptools
and wheel
(possibly more, depending on the package you're installing) to the local folder specified via the -f
/--find-links
option.
QUESTION
My c# app calls for sql stored function called Search, and passes some search term. I am using EasyFTS library whcich is available here : https://www.blackbeltcoder.com/Articles/data/easy-full-text-search-queries
So the app passes a search term, stored function processes it, and returns search result.
My table-valued function looks like this :
...ANSWER
Answered 2021-Apr-30 at 11:37Found a solution, I added an asterisk(*) on the end of the search string using the StringBuilder class in my .NET Core app. It solved my problem.
It is explained on this page:
Thanks anyway @Charlieface
QUESTION
I'm trying to add a polynomial trend line to a plotly go chart with 2 y axes, the trend line should follow the trace charting the weekly column against time.
The purpose of the chart is to look at an outcome over time and identify the inflection in the dataset when a new variable is introduced.
Dataset:
...ANSWER
Answered 2021-Apr-23 at 12:33- have synthesized data similar to the data that cannot be used without OCR
- you can calculate the polynomial using numpy then just plot another line
QUESTION
I have Airflow deployed in virtual env and in case I try to execute PythonVirtualenvOperator with import of the Airflow module (to get Variables for example) it gives me the AttributeError. Guess I do not fully understand how Airflow executes VirtualenvOperator, and therefore what to do to overcome it, so any suggestions and insights will be highly appreciated
My test DAG code
...ANSWER
Answered 2021-Apr-19 at 16:29It seems that you are confusing the use-cases for PythonVirtualenvOperator and PythonOperator.
If you simply want to run a Python callable in a task (callable_virtualenv()
in your case) you can use PythonOperator. In this case, it does not matter if you installed Airflow in a virtual environment, system wide, or using Docker.
What happens in your code is the following: PythonVirtualenvOperator
creates another virtual environment (which is completely unrelated to the one in which you run Airflow), installs Airflow into it, and tries to import Variable
. But this another Airflow installation is not configured and that is why you get those exceptions. You could set the AIRFLOW_HOME
environment variable for this second Airflow installation to the same directory as used by the first Airflow installation, and this should actually work, but it looks like an overkill to me.
So, what you can do is install colorama
into the same environment in which you installed Airflow and replace PythonVirtualenvOperator
by PythonOperator
.
BTW, those print()
inside the callable would be redirected into a log file and not printed to terminal, so it probably does not make much sense to use colorama
with them.
QUESTION
I'm new to Rails and would like to add a table to my development database using rails migration script. Upon running rails db:migrate
, I got the NameError: wrong constant name 2040[MyMigrationClassName]
.
I thought I used a reserved class name, so I changed the names in the migration script + the views, models, and converters associated with it, but same error.
Why is this happening? Thank you in advanced for your help.
Here's the error:
...ANSWER
Answered 2021-Mar-25 at 10:00Turns out the migration file name db/migrate/20210312_2040_create_converter.rb
was erroneous.
The underscore in between the timestamp that was put for readability ended up messing the constant name by appending numbers, hence the Name Error: wrong constant name
.
I also:
- pluralized the filename since after removing the underscore, I got another error that asked for the pluralization
- removed the argument
:created at
aftert.timestamps
.
In the end, the file name became db/migrate/202103122040_create_converters.rb
and the migration ran smoothly.
QUESTION
I attempted to update pandas_datareader
on my Python 3.5.2 virtual Environment using Anaconda like this:
ANSWER
Answered 2021-Mar-31 at 19:41At the end, I ended up solving this by rolling back the changes I made using conda list --revisions
to find out until which previous set up I had to roll back to, then afterwards I ran conda install --revision N
(where N is the revision you want to trace back to). Suppose the changes you made are rev 4
, you want to undo them, and sit back again under rev 3
(your previously "known and working" environment you had), so you run conda install --revision 3
for that case.
Afterwards I re-installed pandas_datareader
with python -m pip install pandas-datareader
and everything went good again.
Thanks anyways and I hope if someone else runs into this issue, can find this post valuable.
QUESTION
We're getting errors in our logs regarding queries such as:
...ANSWER
Answered 2021-Mar-22 at 10:31From the documentation, it seems like you ought to pass the query string as unicode if the database's default collation isn't unicode:
When you parse a query string, sys.dm_fts_parser uses the collation of the database to which you are connected, unless you specify the query string as Unicode. Therefore, for a non-Unicode string that contains special characters, such as
ü
orç
, the output might be unexpected, depending on the collation of the database. To process a query string independently of the database collation, prefix the string withN
, that is,N'query_string'
.
I therefore suggest changing your query to this:
QUESTION
I have looked around for solutions to this problem and the closest I found was: Get upper triangular matrix from nonsymmetric matrix, but this did not work for me.
I have a matrix in R with 2 columns and over 3000 rows.
...ANSWER
Answered 2021-Mar-20 at 18:58Here is a way to proceed making an assumption about how you defined your diagonal lines. First create reproducible data and get the quantiles:
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