PostgreSQL: permission denied for sequence posts_post_id_seq Problem Description: I’m new to PostgreSQL, and I’m testing a NodeJS/React app on cPanel. I’m able to read data from the PostgresSQL database, but when I try to insert data into it I get the error "permission denied for sequence posts_post_id_seq". posts is the table name and post_id is … Read more
How to filter a JS array with user defined number of filters? Problem Description: I have a Profiles array of objects that I would like to filter. The filter is a combination of Statuses in another array. The array of Statuses is defined by the user. The Profiles array can be filtered with one or … Read more
Python json.loads returning JSONDecodeError Expecting ',' delimiter Problem Description: I am trying to parse a JSON raw string using json.loads but its throwing following error JSONDecodeError at /octopus/entries/53/test_sample_job/ Expecting ‘,’ delimiter: line 3 column 27 (char 48) My json string data is as follows and I am getting error when i did json.loads(data) data = … Read more
how to validate if there's already a field with the same registered number (Logical problem) Problem Description: (https://i.stack.imgur.com/52C98.png) I can’t let the user enter a code that already exists in the database,so i need to make one more validation for this field "code". obviously I have to use a ‘if statement’ but i just can’t … Read more
How to reset a sequence in a R dataframe's column, based on the levels of a different column Problem Description: I have data that logs subject and session information in columns like so: > Subject <- c(rep("A", 6), rep("B", 7)) > Session <- c(rep(1, 3), rep(2, 3), rep(8, 4), rep(9, 3)) > df <- data.frame(Subject, … Read more
How do you take a SQlite result and insert it into Model Values so they can be reused? Problem Description: Details in the title, code is below. How do I populate the model values from the SQlite response? //Current line returns the below response var test2 = await Database.QueryAsync<User>("SELECT * FROM User"); Return result Model … Read more
Make the following JavaScript modifications using clearInterval() and setInterval() where appropriate: Problem Description: Make the following JavaScript modifications using clearInterval() and setInterval() where appropriate: In startAnimation(), add an if statement that stops the timer with the ID timerId if timerId is not null. After the if statement in startAnimation() that stops the timer, start a … Read more
How can I hide or show a bootstrap modal in my web page? Problem Description: I’m new at web programming and trying to figure out modal structure. The point is , my modal is always open even if I refresh the page. I want it to be activated after user clicks a submitting button. Sory … Read more
Should aria-current="page" be used for a client-side table pagination component? Problem Description: It is my understanding that aria-current="page" should be used for a set of links when the link is for the current page. How does this relate to a table pagination component, where clicking the link does not navigate to a new page, but … Read more
Why am I getting KeyErrors when accessing multiple rows in a dataframe? Problem Description: I am trying to write the following condition to map MARKET_STATES.OPENING_AUCTION, however I am getting KeyError: (False, False, False) when I run the following: market_info_df.loc[market_info_df[‘issue_status’ == ’10’, ‘market_phase’ == ‘0’, ‘trading_state’ == ‘ ‘].iloc[0]] = MARKET_STATES.OPENING_AUCTION Two questions: What is it … Read more