[Solved] Create MySQL database with python [closed]
Use the built-in module argparse. Or optparse if you’re stuck on Python 2.6 or earlier. 1 solved Create MySQL database with python [closed]
Month: October 2022
[Solved] Find all numbers in a string in Python 3 [duplicate]
Using the regular expressions as suggested by AChampion, you can do the following. string = “44-23+44*4522″ import re result = re.findall(r’\d+’,string) The r” signifies raw text, the ‘\d’ find a decimal character and the + signifies 1 or more occurrences. If you expect floating points in your string that you don’t want to be separated, … Read more
[Solved] how to call array index in php [closed]
I think you don’t realy get the way PHP is handling objects and arrays. As kingkero said, the proper way to access your buttons by “id” is $page[‘button’][‘Your id’] As so, you will have to change function that you use to create the actual button. You could create an object that is callable the way … Read more
[Solved] What is the best practice in Angular 8 to consume data from service?
The answer as to how to handle data between components in Angular is: use a service https://angular.io/guide/architecture-services The angular team maintains as really good tutorial called Tour of heroes, where they provide developers with a great intro to the angular architecture and its main data workflows. I specially recommend people to finish the last chapter, … Read more
[Solved] In the C language how do you use make multiple strings in separate variables
name, in your case, is the actual name of the variable. It is an array of char pointers. The first element of the array points to a string “blah and blah”. solved In the C language how do you use make multiple strings in separate variables
[Solved] deleting item from database after 30 minutes [duplicate]
As stated by Barmar in their answer here: DELETE FROM my_table WHERE timestamp < NOW() – INTERVAL 30 MINUTE Write a PHP script that executes this SQL, and add a crontab entry that runs it every 30 minutes. Or use the MySQL Event Scheduler to run it periodically; it is described here. 18 solved deleting … Read more
[Solved] How to check null value in json?
Try this code , var data = { “mname”: [ { “Mname”: “abc”, “pname”: [], “rewards”: null } ] } $.each( data.mname , function( key, value ) { if(value.rewards == null || value.rewards == undefined){ // Add your codes/logic } }); 1 solved How to check null value in json?
[Solved] Something on my site doesnt display until I refresh the page
Go into wp-ecommerce/wpsc-includes/shopping_cart_functions.php and adjusting this line if ( isset( $cart ) ) { echo wpsc_shopping_basket_internals( $cart, false, true ); } to this //if ( isset( $cart ) ) { echo wpsc_shopping_basket_internals( $cart, false, true ); //} solved Something on my site doesnt display until I refresh the page
[Solved] How to find the computational geometry of circles and rectangles using x and y values in c++? [closed]
In a header: someType MyFunc(someType1 var1, someType2 var2); //notice the “;” at end someType is the type of what the function returns, for example double. Same goes for parameters. For example double MyFunc(int var1, double var2) In the source someType MyFunc(someType1 var1, someType2 var2) { do something with var1, var2 return something of type ‘someType’ … Read more
[Solved] Modify JSON array in Javascript
This is how you do it in plain javascript (es6) const mergePrice = data => data.reduce((result, val) => { const { quoteId, price, userName } = val; let obj = result.find(o => o.quoteId === quoteId); if (!obj) { obj = { quoteId, userName, price: [] }; result.push(obj); } obj.price.push(price); return result; }, []); const merged … Read more
[Solved] Swift 4.2: what does the following declaration mean
It’s a tuple. Just like how an array has an index for an element, this variable can also be accessed using . operator followed by the index. _digest.0 _digest.1 However, if you want to access them using using a name rather than the index, that is also possible. (You can still access it using the … Read more
[Solved] Generating configuration file using python
I guess the script outputs the config file? Then just pipe it to a file like this: python generateHadoopConfig.py > myconfig.conf solved Generating configuration file using python
[Solved] How to show a error message if the data is already inserted in the database in c#
ALTER PROCEDURE [dbo].[spCheckDupEmployee] @empId int, @empName varchar(100), @empCode varchar(10), @Message varchar(1000) OUTPUT AS SELECT @Message=”” BEGIN SELECT * FROM Employee WHERE empName = @empName AND empId NOT IN(@empId)–AND cmpDeleteFlag = 0 IF @@ROWCOUNT > 0 BEGIN SELECT @Message=”Same Employee Name Exists!” RETURN END SELECT * FROM Employee WHERE empCode = @empCode AND empId NOT IN(@empId)–AND … Read more
[Solved] How can I avoid Arithmetic exception in this C++ code?
assuming int on your system is 32bit long, so the max number u can store in currentPrinter is 2,147,483,647 and minimum is -2,147,483,648. the reason you are getting arithmetic error is mainly caused because of dividing by zero but the reason you end up with divide by zero is because of the integer overflow. if … Read more
[Solved] Inserting data into the PostgreSQL from Java Servlet
Your error is on line 73: birthyear = Integer.parseInt(request.getParameter(“birthyear”)); I’m guessing by your code that the form in the doGet function is the form posting the data you want to store in your database. Your form doesn’t contain a birthyear field. Its absence makes request.getParameter(“birthyear”) return null, which causes a NullPointerException when trying to parse … Read more