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Mastering Development

How to clear a text box after I make a selection in an select list before the page is submitted?

So let me explain. I have a text box that is used to input the employee number you want to look for and thus look for it by employee number. I also have a select list in the same page which displays all the employees names and you can select the employee by name. That […]

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Mastering Development

Vuetify: how to appear v-text-field label inside input

I want to that label appear inside the input field. See below: In the vuetify version 2.4.9, I choose the filled property and add CSS to build up the border with the codepen below: https://codepen.io/magooo/pen/JjELwrx .theme–light.v-text-field–filled > .v-input__control > .v-input__slot { background: #ffffff; border: 1px solid rgba(0, 0, 0, 0.38); } But I find out […]

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Mastering Development

Is there an R function to get values between 2 numbers based on a specific step size?

I want to find values, say, 200 and 5000 with 18 steps. So far, I have tried this: lower_lim = 200 upper_lim = 5000 step_num = 18 step_size = (upper_lim – lower_lim) / step_num seq(from = lower_lim, to = upper_lim, by = step_size) This seems to work fine, but gives me 19 values instead of […]

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Mastering Development

How to read Snowflake primary keys into python

This question is a bit related to another question: Get List of Primary Key Columns in Snowflake. Since INFORMATION_SCHEMA.COLUMNS does not provide the required information regarding the primary keys. And the method proposed by Snowflake itself, where you would describe the table followed by a result_scan, is unreliable when queries are run in parallel. I […]

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Mastering Development

Companion object in scala

I am trying to write an toFirstOrSecond method that will allow me to call Try without any extra code. object A: enum FirstOrSecond[+V]: case First(x: V) extends FirstOrSecond[V] case Second(e : Throwable) extends FirstOrSecond[V] def map[Q](f: V ⇒ Q): FirstOrSecond[Q] = this match case FirstOrSecond.Second(e) ⇒ FirstOrSecond.Second(e) case FirstOrSecond.First(v) ⇒ Try { FirstOrSecond.First(f(v)) }.toFirstOrSecond match […]

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Mastering Development

How to format bar chart values to two decimal places, only for the values present in the data?

I am trying to plot a horizontal barchart using searborn. But I’d like the y-axis to display two decimal points of my data, but only for the values that are present in the data, for example 0.96, 0.93, … . Here is what I have: df=pd.read_excel(‘file.xlsx’, sheet_name=’all’) print(df[‘digits’]) 1. 0.96270 1 0.93870 2 0.93610 3 […]

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Mastering Development

The required column ‘xxxID’ was not present in the results of a ‘FromSql’ operation – .Net Core EF

I am trying to find better and performance efficient approach for bulk delete in .NET Core EF (3.1.9). (Approx 500K to 1 Mil records to be deleted in one shot.) Model: public class Employee { [Key, DatabaseGenerated(DatabaseGeneratedOption.Identity)] public int EmpID { get; set; } public string EmpName { get; set; } } And database table […]

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Mastering Development

How do I Merge a XDP file with a XFA PDF (through Python)?

As the title suggests, I would like to merge a XDP file with a XFA-compliant PDF file, preferably through Python 3.8 (on a Windows 10 x64 Intel-based machine), although C++17 would be acceptable. I would also prefer that, if using a module, that this module is registered through the MIT or Apache (or equivalent, commercial) […]

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Mastering Development

JS vanilla: how to add a class to a parent element when a child element changes its class?

I would like to change the background to a parent div when a child changes its class: my structure: <div class="parent"> <div class="child-1"></div> <div class="child-2"></div> </div> My page uses gsap/scroll-trigger that works correctly on scroll with toggleClass:’active’ on the triggered child elements When the child-1 has class active i would like to add a class […]

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Mastering Development

how put a hyperlink on a new sheet excel VBA?

I have create this code for : when you enter the name and tel of the cliente a new sheet was create with a page type and he create a link between the name page 1 and the sheet. but all the time he don’t know the reference. Sub dupliquer2() Dim numFeuilClient As String Dim […]