Questions tagged [logging]

Computer data logging is the process of recording events in a computer program, usually with a certain scope, in order to provide an audit trail that can be used to understand the activity of the system and to diagnose problems.

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3
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0answers
43 views

Java Logging with a file per root package

I have a set of classes across multiple packages, and I want any logging from within a single "com.name.root.xxx" package and all its child packages, to be logged to a different file. e.g: <...
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1answer
78 views

Simple Logger in C++

I'm currently making a game using C++. I eventually needed a logger, but I wasn't satisfied with any of the existing solutions. After a while, I wrote my own header called log.h: ...
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3answers
89 views

C Logging Function

I wrote this log function and it works but is there a better way to write into the file stream and console at the same time? ...
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0answers
47 views

ILogger with Delegate Callback

My code writes data and then receives data back. I want to log that this has happened, and I also want to inject a delegate so that I can get a callback to trace the data that is going in and out. ...
3
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1answer
120 views

User details logging [closed]

I have written this logic for logging, but is getting replication for all fields (last name, DOB,city, state, ZIP, etc). Here only validation logic is going to differ, whereas logging functionality ...
5
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2answers
387 views

A simple error messaging and logging system via macro(s) in C++

I'm just trying to build a quick and crude error messaging system. It currently looks like this: ...
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2answers
106 views

MongoDB connection manager

I wrote a class for some MongoDB operations. So far I'm self-taught and mostly I follow the style from already existing code at my workplace (a startup). We don't have a code-review culture, so I'm ...
4
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2answers
110 views

C++ multithreading logger class

I have designed a logger class to log messages to a file. It uses an independent thread to log the messages save to a queue previously using the main thread. I want to receive reviews about it. ...
2
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2answers
90 views

Lock-free multi producer logging/profiling, multi file descriptors

I am developing (for fun) a Utilities & Logging library Can someone please help me to improve: Github link Pros Thread-safe, no mutex. Use lock-free ring buffer (the idea is inherited from ...
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3answers
55 views

Custom exception handling function or logging library?

I want to document every exception handled in my code and some states of the code when it works properly. What I've done is two functions, one that creates an 'error report' (function: ...
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3answers
1k views

Custom Logger class

My custom Logger class works just fine. However, the class is not intended for making instances of. Because there is really no reason to make instances of my class, ...
2
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0answers
64 views

Ruby script for automating software install on a brand new Linux OS

I have some scripts to automate software install, apply some configurations and so on after installing a new system. I used to have them as bash scripts but it was generally a poor idea. I have ...
5
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1answer
292 views

Python logging - wrapper

I am new to writing utility functions. I wrote a python program to return a Python logger with custom settings. Please review this code and provide comments on how to improve it. I am looking for ...
5
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2answers
126 views

Logger class (C++)

I wrote a simple logger class for my project. Some key points: The interface is heavily inspired by Java's logging libraries (you can tell from the getters/setters that I'm a Java programmer). In ...
4
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1answer
53 views

Compile SASS files in a directory via Gulp.js tasks, one of which produces logging output

If the default task is executed here, the file name to be compiled is passed to the argument of the CompileSass function. When ...
5
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3answers
291 views

C++ logging class

I've created a simple C++ logging class. It outputs various loglevels, and adjusts output color accordingly. I'm interested in any tips to improve my coding style. I am especially concerned with my ...
8
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1answer
600 views

Minimal Python logging

I tend to include something like the following in small and medium-sized Python projects, either at the top of the executable or as logger.py: ...
4
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2answers
61 views

Simple timestamping filter in C

I wrote a simple timestamping filter that prepends each line with the UNIX timestamp in nanosecond precision as returned by clock_gettime, as well as the difference to the previous timestamp. ...
8
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1answer
417 views

Operation logger

GitHub, NuGet This component traces execution in a logical order instead of chronological as everybody else :) For example, the following code: ...
4
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3answers
369 views

Process queued data in the background

Currently I'm writing something like a messaging or logging framework (I'm not really sure how you name something like that). There are different servers which have to be notified if something happens....
4
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1answer
64 views

Optimizing away log function calls depending on global log level

I am a member of a university team designing a nanosatellite. We decided to implement our own (more lite) logging library to use, instead of, say, Google's glog, <...
2
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1answer
319 views

Asp.net web API Nlog implementation with UnhandledExceptionHandler

I have an asp.net web api. I would like to log errors into a file. So I decided to use NLog. I already have UnhandledExceptionHandler so I added NLog as follows. I removed all the try/catch in order ...
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0answers
31 views

Pattern for classes that provide logger objects

I need to log the activities of instances of a class. Code that uses the class should be able to disable the default class logger (which, by default, is initialized with a ...
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2answers
166 views

Filter for logging http request parameters

I have written a filter that intercepts http calls and logs request parameters. ...
3
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2answers
120 views

Logger adapter with a configurable chain of responsibility of middlewares

I use my own logger adapter that collects data into a dictionary: public class Log : Dictionary<string, object> { } This is really all I have. I then pass ...
3
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1answer
86 views

Deleting millions of logs in batches

I have a fast growing table with logs that I frequently have to delete (the server doesn't have much resources). It grows by at least two million entries every day. The database is a SQL Server 2012. ...
6
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2answers
89 views

Would log4j be more efficient to utilize than the logger I implemented (Code Below)?

I recently made a logger program implementation in my game engine. Which logs any thing that I send it in either a file or the System.out printstream. I use it like this: ...
3
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1answer
94 views

Powershell - Simplified Logging

Today I have dealt with logging in PowerShell as well as with the different streams and the pipeline. Unfortunately, none of these solutions really met my needs. My requirements are: I need to ...
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0answers
100 views

Type & Thread-safe Logger Implementation

So I had previously posted this question and asked for some feedback regarding my (now) header-only logging system and figured it would be a good time to go back to the changes I made it and see if it ...
3
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1answer
104 views

An asynchronous logger

I've written a simple asynchronous logger (playground): ...
11
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1answer
734 views

Simple log rotation script

I created a simple script that implements log rotation. It checks the log file size (say, out.log) if it exceeds 5MB limit. If it does then the script copies it to <...
4
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2answers
106 views

Python logging-module that writes to both the console and a file

I've created a small module with a function plog() that allows to easily print to both a log file and the console. It also creates a directory "log" at the location ...
28
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5answers
6k views

C++ logging library

I am creating a logging library in C++, and I wanted your opinion on code quality and performance within some methods. You may ask why yet another logger - the answer is simple. This logging library ...
5
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1answer
42 views

Analyzing a web access log to obtaining totals for requests

This program takes the filename as the input and outputs to a file the number of requests that were more than 1000 bytes and the total bytes. Log file example: ...
4
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1answer
64 views

Python log entry search utility

I wrote a small utility for searching our web app log files for certain strings. The idea is that if the search string is found somewhere in the entry, the entire entry should be printed. The ...
4
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1answer
3k views

ASP.NET Core Request / Response logging middleware

I am looking for feedbacks about my ASP.NET Core Request / Response logging middleware, in particular in ways to lower the memory footprint and string allocations: ...
5
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1answer
672 views

Logging with decorators (passing log file name as argument)

This is for some quantum mechanics software so there will be references to molecules/atoms etc but the core issue is a python logging one, unrelated to all that. I have a couple of logging decorators,...
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0answers
26 views

Refactor log4j2 properties file

I have the following log4j2.properties file: ...
2
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1answer
971 views

Include Serilog sink requiring dependency before dependency injection in .NET Core

Here is a rundown of the situation This is a .Net Core (2.1) application with a console and web front ends. For simplicity this question focuses only on the console end although the web end has the ...
4
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1answer
63 views

Downloading attachments from web app

Preface This is my first work script; normally I'm just mucking around in console or writing snippets. This script has a lot of firsts for me (configs, logging instead of print, try/except). ...
17
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4answers
1k views

Sensor logger for Raspberry Pi in a stratospheric probe

I'm writing a Python Script for a Raspberry Pi to measure different sensors. We are planning to send the Pi with that Script running to the stratosphere, so the power usage for the Pi is limited. I ...
2
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0answers
159 views

Python logging setup for a package

I'm running a package that downloads data from the internet. This package makes logging calls from different modules. Suppose I have a package 'demopackage'. Here is how my logging is currently set ...
7
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3answers
9k views

Implementing a logging system in C++17

I've been programming for what is a probably a little bit and made a very simple logging system for my personal projects. While it works out fairly well so far, I would like advice on how to make it ...
2
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0answers
501 views

Typescript logger class

Looking for a critique of this simple logger class I'm working on in my transition to TypeScript. The purpose of the logging class is to just print to a console either info, warn or error messages. ...
4
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2answers
318 views

Reading SQL query from a resource, with error logging

I've created a utility class that expects a logger to be passed at a method level, since I prefer legitimate errors to be written out for troubleshooting later on. Another developer hates passing the ...
1
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1answer
583 views

Two approaches to Logging when Unit Testing with Python

Python allows logging to be used in several ways. Can you review the relative merits of these two approaches to Logging when Unit Testing with Python? Is one approach appropriate to specific ...
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1answer
104 views

Fluent interface for Logger

I was trying to wrap a Logback logger in order to provide some handy methods and already defined default keys of the logged json output and I came up with something like this. Do you spot any ...
5
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1answer
2k views

Error-Handling Class and Logging for VBA

I've been reusing an error class in Excel VBA projects for a few years now and I'd like to see if there are ways to improve it. Any suggestions for style, code, etc. are all welcome. The 2 ...
1
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1answer
379 views

Error-Handling Class and Logging

I am relatively new to C# and would like to see if what I have been using for my exception handling, message and logging is along industry standards. I have created a simple class for the Error ...
3
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0answers
38 views

Eassily create a logger in python for many modules with loglevel set according to command line arguments

I'm trying to learn writing python programs in a modular way as much as possible. One of the issues I've had difficulty to solve is parsing command line arguments (with ...

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