Recent Questions - Stack Overflow |
- Snowflake not able to give permission in azure, it's showing unverified
- Function does not work when entering number javascript
- Python Tkinter Button widget
- Find missing numbers in list. The ouput i get: [6,9,10,16,18,19,20] The ouput i need like: [[6],[9,10],[16],[18,19,20]].'
- CreatePseudoConsole and raw mode / cooked mode
- Validation on update Laravel doesn't find parameters in function rules
- How to import a single method form python library and still keep the namespace?
- How psycopg2 connect to postgres by kube nodeport host?
- Loop throw column cells in golang and excelize
- How can a Powershell function specify a ComObject parameter type?
- How change the second letter in char *name = "exemple"; with char *name
- Execute a program loaded in RAM without making executable files [duplicate]
- Multiline output to single line concatenation with delimiter string
- C# BlockingCollection loop on IsCompleted instead of GetConsumingEnumerable
- Login to Flutter web app returns flutter_service_worker.js error
- How to decompress buffers from ETW - ETL files produced by PktMon?
- Train test split and Cross validation
- How to add a token to a yield farm and get sender's balance
- Apache Spark unable to recognize columns in UTF-16 csv file
- Communicate Java and C without Sockets?
- Unity XR cannot recognize controller devices via script
- How to use HL7 to send a patient's information usingl Laravel-8? [closed]
- Google Sheet App Script For next LOOP error [closed]
- Google Analytics does not detect Windows 11 [closed]
- Advance a Interpolation
- React Fiber ThreeJs components rendering issues ( undefined data Line2.computeLineDistances )
- Calculating Tax Based on Cart Subtotal in Woocommerce
- Tracking with the new Google Analytics 4 (GA4) server-side
- exec: "gcc": executable file not found in %PATH% when trying go build
- Is there a way to check if the react component is unmounted?
Snowflake not able to give permission in azure, it's showing unverified Posted: 18 Jun 2022 04:05 AM PDT While connecting azure with snowflake not able to give permission in azure, it's showing unverified Please find the attached document. |
Function does not work when entering number javascript Posted: 18 Jun 2022 04:05 AM PDT I have a function that reverses a string. I would like the function to return "Null" when a number is entered however when i input a number my function stops working. Is there something i am missing? |
Posted: 18 Jun 2022 04:04 AM PDT few days ago i tried to create connect between sql.connector and tkinter but I noticed there is problem with Button widget and with command option, so i tried to create a simple program with tkinter without using mysql.connector but still there's problem with it , here is my code and Button widget does not work : and the problem is Button widget doesn't even show in window , why ? |
Posted: 18 Jun 2022 04:03 AM PDT 'The ouput i get: [6,9,10,16,18,19,20] The ouput i need like: [[6],[9,10],[16],[18,19,20]].' |
CreatePseudoConsole and raw mode / cooked mode Posted: 18 Jun 2022 04:03 AM PDT i'm writing a terminal emulator in python (using I'm using The question is how can I differentiate between these modes? like when does |
Validation on update Laravel doesn't find parameters in function rules Posted: 18 Jun 2022 04:03 AM PDT I'm trying to validate some forms in Laravel, and when I call the function rules where I validate the form, it doesn't find the parameters: name, org., and image. Image of error message here |
How to import a single method form python library and still keep the namespace? Posted: 18 Jun 2022 04:04 AM PDT So, I want to import the random.sample() method, but I can either import the whole library by typing "import random" or loose the namespace by typing "from random import sample". How can i just import the single method but a able to call it with random.sample() ? Is there a elegant way to do it? |
How psycopg2 connect to postgres by kube nodeport host? Posted: 18 Jun 2022 04:04 AM PDT I'll use testarchiver send robotframework output to postgres then grafana hook data from postgres show to dashboard. I have install postgres on kubernetes and use nodeport for access postgres from outside. I use testarchiver(python lib) for send robotframework output to postgres but It error that psycopg2.OperationalError: could not translate host name "my kube ip:30005" to address: Name or service not known. I config db_config.json for use in testarchiver like this: { } I thought in host can't use ip with port. how resolve this problem? how I set host with port for psycopg2 connect to my postgres? |
Loop throw column cells in golang and excelize Posted: 18 Jun 2022 04:05 AM PDT i was wondered ho to loop over a column cells of excel sheet in golang , any one can help , i have tried this piece of code for other reason |
How can a Powershell function specify a ComObject parameter type? Posted: 18 Jun 2022 04:04 AM PDT Let's say that I'm trying to write a Powershell function that prints a result set to an Excel worksheet, like this: And let's say that I'm calling it in a way something like this: And this code will almost work, except that it chokes on my type specification of I realize that it is not necessary to specify the parameter type, and that the code will work just fine without it, as this answer points out. But to please my inner pedant, is there any way to constrain the parameter type using a reference to a COM object type like |
How change the second letter in char *name = "exemple"; with char *name Posted: 18 Jun 2022 04:06 AM PDT I am studying c++ to get a good understanding of memory. is returning example not eAample. My idea is to get the memory address of 'x' and changed it. Is not a const so I should be able to change the value of the address right? obs: I know how do it in other ways, I am curious to make this way. |
Execute a program loaded in RAM without making executable files [duplicate] Posted: 18 Jun 2022 04:04 AM PDT I want to make a launcher that loads into RAM a program and then execute it. I know how RAM works at low-levels, but still, i dont know where or how i must allocate or mallocate memory to be executed in the CPU. I tried to use pointers to allocate the memory, but as long as i cant test it, i dont even know if it will work. this may require of assembler, languaje that, i dont know so much. I can handle it in C/C++. Still, if necesary I will work in assembler. Anyway, the program must be loaded in the data part of the program (.data / .text) or can allocated dynamically in RAM? Plus i cant allocate it in ROM, the point of this is to change the very source code dynamically,so i cant load the program in ROM. this question also have to do with "What does the Operative System exactly do to run a program" and that is also usefull, but still i cant allocate it in ROM,thing that the OS do sometimes I think i may can use char** or char* as the program code vector,But i need to know if this will point to the next part of the program correctly, because it maybe allocates the memory in other addres,and,execute something else. ¿is that even posible? I've passed like a month searching about this, and found nothing of implementation or tons, TONS of steps that the OS do when running a program but never how does it make the CPU execute it. That's why i am asking here. I also know that using a struct probably will not work. (If you have a struct wich have a char* and a int (uint16_t*). The diferent types of data will make it error. ¿or not? I think it will). I am not pretty sure of what I readed it's correct and what it's not, because sometimes a post contradicts to another. Also I searched for polimorfic code, but it's not what i am searching for. Because i need the launcher thing. |
Multiline output to single line concatenation with delimiter string Posted: 18 Jun 2022 04:05 AM PDT I use this command to get a list of all the files that has changed in a pull-request. Sample output: I would like to convert this output to the following: so that I can run code analysis only on these files from IntelliJ IDEA. What have I tried so far? This gives me the following output: Notice the single Also, please simplify the command if possible. |
C# BlockingCollection loop on IsCompleted instead of GetConsumingEnumerable Posted: 18 Jun 2022 04:05 AM PDT In an application, many actions need to be logged in the database. but this logging process should not slow down the request. So they should be done in an asynchronous queue or something. This is my big picture: And this is my example implementation: Model: Queue: Worker (the problem is here): Dependency Injection: Controller: As I explained in the comments, I want to get as many as items that are available and save them with one DB trip. My solution was the following code, but it doesn't work: So instead, I'm using this which does a DB trip per each row: I also have two side questions: How can I increase workers? How can I increase workers dynamically based on queue count? I created an example project for this question: |
Login to Flutter web app returns flutter_service_worker.js error Posted: 18 Jun 2022 04:04 AM PDT When I deploy a flutter web app on a cloud ubuntu server I can see the login screen ok but on login the flutter logs show this error. The go api returns this error If I run my app locally as a linux client against the same api on a cloud server it logs in fine so the issue is with the web browser I guess. I get the same result from either Firefox or Chrome. Here is my flutter Dockerfile: Here is my server.sh script |
How to decompress buffers from ETW - ETL files produced by PktMon? Posted: 18 Jun 2022 04:05 AM PDT I'm trying to extract packets in a cross-platform way, that is, without using Windows API, from .etl files captured by using PktMon, (e.g. Found some clues in Geoff Chappell's comments on the bottom of this page but not the effective detailed layout and mechanism. |
Train test split and Cross validation Posted: 18 Jun 2022 04:04 AM PDT Is this approach right? Since I have a small data set. I split the data into training and testing set. Perform cross validation on the training set for hyper parameter tuning. And finally test the model on the test set. But in doing so I am getting test accuracy higher than the training accuracy. Code: |
How to add a token to a yield farm and get sender's balance Posted: 18 Jun 2022 04:05 AM PDT I'm trying to allow users to add a token to a Farm for staking. After deploying the reward and staking token, I deployed the farm contract with the two tokens as arguments for the constructor. However when I try to execute the stakeTokens function, the balance of stakingToken is 0. My Farm StakingToken: I'm not sure why my stakingToken balance is 0 as I had already minted a supply of stakingTokens to myself? My guess is that the farm contract does not own any of the stakingTokens and the msg.sender in this case is referring to the farm contract? Or could someone show me the right way to add tokens to a farm contract? |
Apache Spark unable to recognize columns in UTF-16 csv file Posted: 18 Jun 2022 04:06 AM PDT Question: Why I am getting following error on the last line of the code below, how the issue can be resolved?
CSV File encoding: UTF-16 LE BOM Number of columns: 150 Rows: 5000 Language etc.: Python, Apache Spark, Azure-Databricks MySampleDataFile.txt: Code sample: Output of display(df.limit(4)) It successfully displays the content of df in a tabular format with column header - similar to the example here: |
Communicate Java and C without Sockets? Posted: 18 Jun 2022 04:03 AM PDT I was tasked to write a service in C that listens to a named or unnamed Windows OS pipe (two way data transfer should be possible) and the "host application" that writes data to the OS pipe should be a java program. I am not allowed to use sockets (for performance reasons) or any external non-default library. Is it possible to write data to named/unnamed OS pipes with Java (if possible without turning the program into C code with JNI?) I've been thinking of running a CMD script that writes to an OS pipe with java but I'm pretty sure that it would be extremely inefficient. I've also looked into the java |
Unity XR cannot recognize controller devices via script Posted: 18 Jun 2022 04:05 AM PDT I am trying to use my oculus quest to develop some hand controls with the oculus touch controllers. However, the script I'm using is unable to detect my touch devices for some reason while it looks perfectly functional from the XR interaction Debugger and is even functional when using the XR Direct Interactor component provided by the XR Interaction Toolkit. The script I'm using to test the controls is as follows: Here are the console and XR Interaction Debugger outputs for reference: |
How to use HL7 to send a patient's information usingl Laravel-8? [closed] Posted: 18 Jun 2022 04:05 AM PDT I'm using Laravel 8 & I installed senaranya/HL7 for hl7 service. Now I want to send a patient information like patient's name, date of birth, address...., and his/her pdf reports/Images to another EMR. Anyone here to provide me the code sample please? |
Google Sheet App Script For next LOOP error [closed] Posted: 18 Jun 2022 04:04 AM PDT Want to generate a loop for picking next symbols from Table A in Sheet "RANK!R9:S". Then want to copy every next row symbol to "PF Sheet!B20" (cell only) for 1st Loop. This is going to generate a new set of values in "PF Sheet!D16:D", for each value copied to "PF Sheet!B20" cell. Pl. refer the google Sheet link https://docs.google.com/spreadsheets/d/1r0_oHLTcT9tmTJPgKVgkGwGWhooBM8uluwmWcC92eOk/edit?usp=sharing '''' function permutation() { ''' Error Line 16 |
Google Analytics does not detect Windows 11 [closed] Posted: 18 Jun 2022 04:04 AM PDT My application uses Measurement Protocol to send analytics data to Google Analytics service. Example of HTTP post:
The problem is with detecting that user works on Windows 11 host. According UA format platform version for Windows system should be Windows NT [Major Version].[Minor Version]. But for Windows 10 and Windows 11 there is no difference in major and minor version numbers, both are 10.0. The difference only in build number (Windows 11 starts from 22000) that doesn't take part in UA format. Is there some way how to inform Google Analytics service about correct OS version where application run? P.S.: For browsers there is new standard that substitutes UA it is User-Agent Client Hint. But seems GA service does not support it. P.P.S.: I've found the same question on Google Support but without answer. And the same on Reddit |
Posted: 18 Jun 2022 04:03 AM PDT Hi I would like to use Universal Kriging in my code. For this I have data that is structured as follows: You can find my data here:https://wetransfer.com/downloads/9c02e4fc1c2da765d5ee9137e6d7df4920220618071144/8f450e I want to interpolate the data (Latitude, Longitude, Altitude and O18) with Universal Kriging and use the height as a drift function. So far I have programmed this here but I am not getting anywhere, e.g. I don't know how to effectively use the height as a drift function and the information from the Pykrige documentation is of limited help: I now only use universal kriging and create these images: I get the expected error: I just know that I have to create a grid with the height, but I don't know how and I don't know how to make the drift dependent on the altitude. The altitude formula is: where 100 m represents 100 m hight difference. The interesting thing is that there is this website with examples: however, I am too inexperienced in coding to understand the examples and to transfer them to my example: https://python.hotexamples.com/examples/core/-/calc_cR/python-calc_cr-function-examples.html I've been trying to solve these problems for 3 weeks now, but I'm really getting nowhere. |
React Fiber ThreeJs components rendering issues ( undefined data Line2.computeLineDistances ) Posted: 18 Jun 2022 04:04 AM PDT I have reproduced 3 components of my React App in the following codesandbox As you can see in the demo, i have 3 react threejs components, rotating, moving and zooming with no issues. The problem is in my local app with exactly the same code App.js This is the error i see in my console => Uncaught TypeError: Cannot read properties of undefined (reading 'data') at Line2.computeLineDistances I have found out that the problem was caused by the react three fiber version, in fact if i downgraded in my app from "@react-three/fiber":` "^8.0.20", to the codesandbox demo "@react-three/fiber": "^7.0.24", the error disappeared and it works like in the demo. so my question is why i have this error with react/three/fiber 8.0.20 |
Calculating Tax Based on Cart Subtotal in Woocommerce Posted: 18 Jun 2022 04:04 AM PDT I want to calculate tax based on the entire cart subtotals. So in my case, if the I am having two classes I use this above code, which seems to be not working?? What am I missing? |
Tracking with the new Google Analytics 4 (GA4) server-side Posted: 18 Jun 2022 04:04 AM PDT Google Analytics 4 (GA4) was recently released and made the default for new properties on the Google Analytics dashboard. I was checking it out and it looks great. We report a lot of our data to Google Analytics via our Node.js server as opposed to client-side using a library called We want to start using GA4 asap but we cannot find any documentation on how to send events to a GA4 property server-side. There are only client-side examples and those don't seem to work at all on a server. Simply put, what is the serverside equivalent for the following? Anyone had success with this? |
exec: "gcc": executable file not found in %PATH% when trying go build Posted: 18 Jun 2022 04:06 AM PDT I am using Windows 10. When I tried to build Chaincode it reported this error My chaincode imports: It's running fine in Docker. |
Is there a way to check if the react component is unmounted? Posted: 18 Jun 2022 04:03 AM PDT I have a usecase where i need to unmount my react component. But in some cases, the particular react component is unmounted by a different function. Hence, I need to check if the component is mounted before unmounting it. |
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