TypeError:

I’m trying to use the sqlalchemy for writing one of the GET API. Underlaying database is postgresSQL. My datetime column is not getting json serialized. Can you please help me to resolve this issue: Model Class: models\rpt.py from flask_sqlalchemy import SQLAlchemy db = SQLAlchemy() class RptModel(db.Model): __tablename__=’rpt_detail’ id = db.Column(db.Integer, primary_key=True) user_nm = db.Column(db.VARCHAR(100), nullable=False)…

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QProcess give FailedToStart after starting multiple times

I’m trying to use QProcess inside a thread to do some operations (read I2C connections).The update method is calling every 100 msec: void TempsReader::update() { if (_currProcess == nullptr) { _currProcess = new QProcess(); connect(_currProcess, &QProcess::errorOccurred, this, &TempsReader::onProcessError); connect(_currProcess, SIGNAL(finished(int,QProcess::ExitStatus)), this, SLOT(onProcessFinished())); } _currProcess->start(“sh”); if (_currProcess->waitForStarted()) { _currProcess->write(“i2cdetect -y 1”); _currProcess->closeWriteChannel(); _currProcess->waitForFinished(); } } After…

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