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connection pooling - Efficient SQL test query or validation query that will work across all (or most) databases

Many database connection pooling libraries provide the ability to test their SQL connections for idleness. ... database provider configuration. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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connection - Using R to download zipped data file, extract, and import data

@EZGraphs on Twitter writes: "Lots of online csvs are zipped. Is there a way to download, unzip the archive, and load ... if I'm a long way off. Any thoughts? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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connection - How to properly connect mailchimp to my ContactForm7?

I wonder how to connect mailchimp with ContactForm7 for automatic responds when you click the subscribe button? ... /65841777/how-to-properly-connect-mailchimp-to-my-contactform7...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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825 views

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connection - How to configure hibernate.c3p0.debugUnreturnedConnectionStackTraces properly

Searched almost everywhere for the solution but did not find any direction. I want debug ... 65903172/how-to-configure-hibernate-c3p0-debugunreturnedconnectionstacktraces-properly...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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614 views

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connection pooling - How to make SAP JCo stay connected

This is my current JCO example code. public class Get_Angebot { static String IP="****", USER="*****", ... //stackoverflow.com/questions/65905464/how-to-make-sap-jco-stay-connected...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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connection can not be established between schema registry docker and kafka broker

I am running a schema registry server using the following code: version: "2.2" services: schema-registry: ... -not-be-established-between-schema-registry-docker-and-kafka-broke...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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720 views

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connection - Why SIM800F disconnect when TCP connect is established?

We are using SIM800F with pyboard, and trying to connect to SSH server with TCP connection. The problem ... /65517218/why-sim800f-disconnect-when-tcp-connect-is-established...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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628 views

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connection - Cannot connect to MySQL server in Dreamweaver MX 2004

I am trying in Dreamweaver MX 2004 to connect to MySQL database. My Site Definition is as follows: Category ... /65649751/cannot-connect-to-mysql-server-in-dreamweaver-mx-2004...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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701 views

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connection of deno to mongodb fails

I'm trying to connect my deno application to mongodb but I get error. import {MongoClient} from "https ... /stackoverflow.com/questions/66065998/connection-of-deno-to-mongodb-fails...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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624 views

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connection of deno to mongodb fails

I'm trying to connect my deno application to mongodb but I get error. import {MongoClient} from "https ... /stackoverflow.com/questions/66065998/connection-of-deno-to-mongodb-fails...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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782 views

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connection string - how to set connectionString for connect Database inside App_Data in Asp.net Core

Old Project Web.config Following ConnectionString use for App_Data Database Connection <add name="MaContext" connectionString= ... Security=True;User Instance=True;" } Error...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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666 views

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connection - Why SIM800F disconnect when TCP connect is established?

We are using SIM800F with pyboard, and trying to connect to SSH server with TCP connection. The problem is that as soon as we ... "AT+cipstart="TCP","64.225.22.181","22" ")...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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