Tag: expression

cannot cast to jsonb if non-negative numeric vlaue have plus sign

the following command working select ‘[0,1, -2, -0.3444, 5.6]’::jsonb; However the following 3 not working. select ‘[0,1, -2, (+0.3444), 5.6]’::jsonb; select ‘[0,1, -2, +0.3444, 5.6]’::jsonb; select ‘[0,1, -2, +0, 5.6]’::jsonb; The following working. select +0.1; select (+0.1)::text; >Solution : The first working example is a string containing a valid JSON document being cast as JSONB;… Read More cannot cast to jsonb if non-negative numeric vlaue have plus sign

MRLeave a comment

Trying to Add more than 2 variables in Logic App Cosmos DB

Requirement in Logic App : Need to add 4 variables into a single variable. I am using the expression Add(Variable1, variable2, variable3, variable4) But it throws the below error. Is there any other way to add 4 variables(int). >Solution : Compound them, i.e. use this concept … add(add(add(variables(‘Number 1’), variables(‘Number 2’)), variables(‘Number 3’)), variables(‘Number 4’))… Read More Trying to Add more than 2 variables in Logic App Cosmos DB

MRLeave a comment

Extracting a string with regular expressions that contains a certain word anywhere in the string

I am having a hard time understanding regex syntax for this specific issue I am facing. I am using Python. Here is a sample output (with random values) of sensors I am using that is in a txt file: Sensors starting {‘device_id’: ‘M123’} {‘x_acc’: 0.00, ‘y_acc’ : 0.01, ‘z_acc’ : 1.02} But from another device… Read More Extracting a string with regular expressions that contains a certain word anywhere in the string

MRLeave a comment

Can someone explain how this state update is resolved?

Hi I’ve been learning ReactJs and I wrote these lines: handlerClick(i) { this.setState( (state) => (state.squares = […state.squares, (state.squares[i] = "X")]) ); } Now, I know whats happening but I’m confused with how this is working, the order that each operation is being executed… >Solution : Regarding the order of operations, everything to the right… Read More Can someone explain how this state update is resolved?

MRLeave a comment