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EC2 instance types's exact network performance?
...by combing dozens of sources doing benchmarks (primarily using iPerf & TCP connections). Credit to CloudHarmony & flux7 in particular for many of the benchmarks (note that those two links go to google searches showing the numerous individual benchmarks).
Caveats & Notes:
The large inst...
Run a PostgreSQL .sql file using command line arguments
... slashes = use forward slashes instead, and no quote on path. \i c:/dev/script.sql
– Dave
Oct 28 '19 at 1:01
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ACE vs Boost vs POCO [closed]
... with real time constraints. A single thread handles I/O from over thirty TCP/IC socket connections and a serial port. The code runs on both 32 and 64 bit Linux. A few of the many ACE classes I have used are the ACE_Reactor, ACE_Time_Value, ACE_Svc_Handler, ACE_Message_Queue, ACE_Connector. AC...
How to make child process die after parent exits?
...ild should exit.
This isn't great, but it works, and it's easier than the TCP socket/lockfile polling solutions suggested elsewhere on this page.
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SQL Server - transactions roll back on error?
...onnection times out, the underlying network protocol (e. g. Named Pipes or TCP) breaks the connection. When a connection is broken, SQL Server stops all currently running commands and rollbacks the transaction.
– Quassnoi
Nov 17 '09 at 16:04
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What's the name for hyphen-separated case?
...t all.
Additionally, kebab-case has entered the lexicon of several javascript code libraries, e.g.:
https://lodash.com/docs/#kebabCase
https://www.npmjs.com/package/kebab-case
https://vuejs.org/v2/guide/components-props.html#Prop-Casing-camelCase-vs-kebab-case
However, there are still other ter...
What are best practices for using SmtpClient, SendAsync and Dispose under .NET 4.0
...y:
// Sends a QUIT message to the SMTP server, gracefully ends the TCP connection,
// and releases all resources used by the current instance of the System.Net.Mail.SmtpClient
// class.
public void Dispose();
In my scenario sending multiple mails using Gmail without dis...
Purge Kafka Topic
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That's a great answer but could you please add a description how to start with checking the topic's current retention.ms value?
– Greg Dubicki
Nov 13 '15 at 10:38
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ansible: lineinfile for several lines?
...g automatic removing of matching commented out entries,
- name: Configure IPV4 Forwarding
lineinfile:
path: /etc/sysctl.conf
regexp: "^#? *{{ item.key | regex_escape() }}="
line: "{{ item.key }}={{ item.value }}"
with_dict:
'net.ipv4.ip_forward': 1
...
Git and nasty “error: cannot lock existing info/refs fatal”
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This happened to me when my git remote (bitbucket.org) changed their IP address. The quick fix was to remove and re-add the remote, then everything worked as expected. If you're not familiar with how to remove and re-add a remote in git, here are the steps:
Copy the SSH git URL of your exist...