Learncado
Learncado

Learncado brings together a vast collection of questions and answers. Expand your knowledge, learn new skills, and find solutions to your queries effortlessly. Enhance your learning experience and save valuable time by exploring our website today.

Resources

  • Questions
  • Question By Tags

Help and support

  • Contact
  • About

  • Geniecourse
  • Jetsodeals
  • Rentcado
  • Dealcado
© 2021-2023 Learncado All Rights Reserved.

Search Results (5000)

Results for What are the differences between SQL and NoSQL databases

December 2nd, 2023
unexpected behavior of for after using Map and Partial method

I'm using Partial method to pass 2 parameters which are not iterables, thus i shouldn't use that in the Map() function. I'm also using ThreadPoolExecu...

pythondataframepandaspython-multithreading
Read more
December 2nd, 2023
How to make the onClick event only fire when the element is deliberately clicked and not when the click "started" from another element

In the snippet below, if you: Click down in the red and hold the click down Then move the cursor to the blue (without releasing yet) Then release t...

javascriptevent-listener
Read more
December 2nd, 2023
Combining a string and searching for this variable under the name of the combined string. Need to get a link

result=int(input()) photo = photo_ + result photo_1="https://i.imgur.com/9SUZgxM.png" photo_2="https://i.imgur.com/9SUZgxM.png" photo_3="https://i.img...

python
Read more
December 2nd, 2023
I want to call input() once and use it in multiple places

I want to put my code in exact one line, this is my code and it's working but I have no idea how can I use the input function in it : input_string = s...

python
Read more
December 2nd, 2023
Trying to create a C# program that uses auto-implemented properties, overrides ToString(), and uses a child class

I'm going to try to be as clear as possible, but bear with me. I need to make a program that: Create a class named LetterDemo that instantiates objec...

c#inheritanceclassoopoverriding
Read more
December 2nd, 2023
How to find a combination of two columns that is NOT in the other table in ORACLE SQL?

I have a main table that contains the data I have, and a reference table telling me what values the main table should have. I want to check if the mai...

oraclesqljoinexistsselect
Read more
December 2nd, 2023
Controlling class member layout AND destructor order

I have a class with two members. class C { typeA a; typeB b; }; Assume that there is no inheritance. There are three things I'm concerned abou...

c++constructorclassdestructormicro-optimization
Read more
December 1st, 2023
How to roll 3 random strings out an array and check them

I am a student programmer at college and I've only recently started coding in my own time. I have some basic knowledge on how to program but arrays ar...

pythonarraysrandom
Read more
December 2nd, 2023
How to duplicate a record and change its start/end date based on the start/end on a joined table?

I have a Savings table where each row shows a software module, a stakeholder, and the amount of time that the module saves the stakeholder by automati...

sqlsql-server
Read more
December 2nd, 2023
Sorting a pandas dataframe column by length and alphanumerically

I have scoured this forum, and have yet to find a solution to my problem. I am using pandas dataframes, and I need to order this column, which of type...

python-3.xdataframepandas
Read more
December 2nd, 2023
I want to get the anchor tag value and nested anchor tag value from single URL using multithreading

I try to below code for get the anchor tag href and nested anchor tag value for the following URL https://www.tradeindia.com/ but not generate the exa...

pythonmultithreadingrequestconcurrent.futures
Read more
December 1st, 2023
Mongo Query Collection for String in Array and Push to New Array Nested Object

First and foremost it's been a long time since I've done development, let alone anything with Mongo but I've yet to find a solution to what's likely a...

arraysmongodbmongoose
Read more
December 1st, 2023
Cast Int as Char * and Back in C

Edit: I've edited my question to fix some mistakes and make what I want to do clearer. I want to convert a 4 byte integer into a char * of length exac...

ccharint32
Read more
December 1st, 2023
SQL cursor take too long to complete

DECLARE orderid NUMBER; customerid NUMBER; channel VARCHAR2(20); amount NUMBER; CURSOR orders_cursor IS SELECT order_id, cu...

oraclesqlplsqldatabase-cursor
Read more
December 1st, 2023
How to find rows that have specific difference between two rows

Consider the table ID Value 1 3 2 4 3 6 4 7 5 8 6 11 7 12 I want to find rows where the difference between...

sql
Read more
December 1st, 2023
I got different outputs on run and debug in C

My code will take the info from input.txt that students informations. hold them in a linked list and then sort them by birth year then print. when ı r...

cmemorydebuggingoutputmemory-management
Read more
December 1st, 2023
Optimizing an Oracle query by using a subquery to limit the rows on which and expensive filter is applied

I have an Oracle query that returns one or zero rows, from a complex query containing lots of joins and filters. I was tasked with optimizing that que...

oraclesqlquery-optimization
Read more
December 1st, 2023
Function Params as 'const T&' and 'T&&'

Need to understand and figure out how to work efficiently with these 2 definitions on lowlevel. void func(const T& foo) { T bar = foo; } // Lets ...

c++lvaluervalue
Read more
December 1st, 2023
Hot to use SQL WITH VALUES clause to define constant value

In PostgreSQL I have: SELECT * FROM weather_data WHERE parameter_type = 'TEMPERATURE'; I want to write this as: WITH ParameterType AS (VALUES ('TEMPER...

postgresqlsql
Read more
December 2nd, 2023
How to get string between 2 different quotes

I trying to get device address from scanimage -L which return device `canon_dr:libusb:003:004' is a CANON DR-C125 scanner I came up with this grep -Po...

regexlinuxbash
Read more
December 1st, 2023
How to get string between 2 defferent quotes

I trying to get device addres from scanimage -L which return device `canon_dr:libusb:003:004' is a CANON DR-C125 scanner Thanks. I come up with this g...

regexlinuxbash
Read more
December 1st, 2023
CRUD operation not work with ADODB and SQL server using MSOLEDBSQL19 Provider and "strict" option (TLS1.3)

In classic ASP pages, I am trying to connect SQL server 2k22 using the ADODB connection and MSOLEDBSQL19 driver(provider). On the SQL Server Side, I e...

sql-serverasp-classicvbscriptoledbtls1.3
Read more
December 1st, 2023
Update trigger - both INSERTED and DELETE hold same value after update

I have a table called AssociateMembers.AssociateMembershipApplication containing a column called FoundSSO, which is a unique identifier for a person (...

triggerssql-server-2008t-sql
Read more
December 1st, 2023
Flag the first 3 and last 2 working days in a calendar table

I have an auxiliary table in my database that contains all the days of the year with a column (is_working_day) that is a boolean flag indicating wheth...

sqlpyspark
Read more
December 1st, 2023
Concatenate String and Pipeline Variable in Azure DevOps Release Pipeline

I have a Azure Release Pipeline which is used to deploy the non-production data factory template to the production data factory used in a migration. T...

azureazure-devopsazure-pipelinesazure-pipelines-yaml
Read more

Hot Topic

  • 25881

    How do I undo the most recent local commits in Git?

  • 11618

    How can I remove a specific item from an array in JavaScript?

  • 20343

    How do I delete a Git branch locally and remotely?

  • 7387

    How can I find all files containing a specific text (string) on Linux?

  • 7330

    How to find all files containing specific text (string) on Linux?

  • 7611

    How do I revert a Git repository to a previous commit?

  • 2671

    How do I create an HTML button that acts like a link?

  • 8481

    How do I check out a remote Git branch?