Fukuda Ashikaga

How to Pass the CEH Exam in 30 Days — A Practical Guide for Aspiring Ethical Hackers

The demand for ethical hackers is skyrocketing — and earning your Certified Ethical Hacker (CEH) certification can be your launchpad into this high-paying, high-impact field. But what if you only have 30 days to prepare? The good news: With a focused study plan, practical resources, and the right mindset, it’s…

Cyber Security

Answered Jul 11, 2025 · 2.3K Views Read answer →

How do you address the bias-variance trade-off?

The bias-variance trade-off is a fundamental concept in machine learning, highlighting the balance between a model's ability to generalize and its complexity. Addressing this trade-off involves techniques to find the right balance between underfitting (high bias) and overfitting (high variance). Strategies to Address…

Data Science

Answered Dec 26, 2024 · 671 Views Read answer →

How can I edit a class file and add code to a compiled Java class?

There are several ways to edit class file: Decompile .class to .java source (not necessarily original source, but equivalent), make your changes, compile again. There are many Java decompilers out there, I won't list them all. Disassemble .class to "assembly" (usually Jasmin syntax), modify it, assemble back. Krakatau…

Java

Answered Oct 11, 2022 · 7.2K Views Read answer →

How to list database postgres & tables using psql?

To list database postgres & tables using psql- Please note the following commands: list or l: list all databases c : connect to a certain database dt: list all tables in the current database using your search_path dt *.: list all tables in the current database regardless your search_path You will never see tables in…

SQL Server

Answered Oct 3, 2022 · 1.5K Views Read answer →

input() error - NameError: name '…' is not defined

In Python 2.7, the input function is evaluated as a Python expression. But, If you simply want to read strings, then use raw_input function in Python 2.7, which will not evaluate the read strings. If you are using Python 3.x, then raw_input will be renamed to input. Quoting the Python 3.0 release notes, raw_input() is…

Data Science

Answered Jul 12, 2021 · 2.8K Views Read answer →

How to use aws s3 cp wildcards to copy group of files in aws cli ?

To download multiple files from an aws bucket to your current directory, you can use recursive , exclude , and include flags. The order of the parameters matters. The exclude and include should be used in a specific order, We have to first exclude and then include. You can use 3 high-level S3 commands that are…

AWS

Answered Apr 20, 2021 · 35.3K Views Read answer →

What is the $$hashKey added to my JSON.stringify result

The $$hashkey added to json.string to keep track of your changes, so it knows when it needs to update the DOM. Also, if you change your repeat expression to use the track by {uniqueProperty} suffix, Angular won't have to add $$hashKey at all. For example:- {{link.title}}

Salesforce

Answered Mar 19, 2021 · 1.3K Views Read answer →

Python, Matplotlib, subplot: How to set the axis range?

It very well may be finished by axes objects is an extraordinary methodology for this. It encourages in the event that you need to collaborate with numerous figures and sub-plots. To add and control the axes protests straightforwardly: import matplotlib.pyplot as plt fig = plt.figure(figsize=(12,9)) signal_axes =…

Python

Answered Mar 3, 2021 · 1.4K Views Read answer →

Explain average precision

It measures the positions of relevant documents in a ranking manner. If the relevant documents are not retrieved they are counted with zero precision and thus the overall precision decreases. Out of three relevant documents of total five queried documents, if first and second is retrieved and not the third, then the…

Data Science

Answered Jan 4, 2020 · 1.8K Views Read answer →

List all the fine grained POS tags used in tokenized words

Out of every POS tags, the fine grained POS tags used areAlthough, these lists always keep on updating by Spacy so it is advisable to always check the updated lists before putting it into work.

Data Science

Answered Dec 4, 2019 · 1.8K Views Read answer →

List all the entity annotations with description

Following are the list of annotations with their descriptionThese are the annotations with their descriptions like text, label, start, end, character positions.

Data Science

Answered Dec 1, 2019 · 1.5K Views Read answer →

Which Deep Learning technique is used in NER and why?

Many deep learning techniques are used in NER, some of which are very popular and there is a reason behind that. One such technique is LSTM technique. LSTM technique is suitable because of the fact that the text is considered as a sequential data format. Since LSTM only takes the past information from the sequence…

Data Science

Answered Dec 1, 2019 · 1.8K Views Read answer →