Software-as-a-Service (SaaS) Cloud and AMAZON AWS Elastic Compute Cloud EC2 functionality ?

Now days with EC2, we don't need to install a virtual server image anymore. to make a HTTP server, we don't need to install a Linux OS then Apache server on it. the server start to be a simple...

04 May 2019 4,313 3 View

What is the last practical use of SDN in network fields nowadays?

I had read and hear many papers and news that talk about the SDN technique in the network fields. I don't know if the SDN is still a research based or it applied on the work life. so, what is the...

31 December 2015 6,282 8 View

Network security point of SDN and IoT (Internet of Things)?

Now I am preparing for PhD study. I marked some subjects, but I found them deep theoretically. I aim to get a practical and modern subject. I mean that the subject must be a real and practical...

31 December 2015 982 3 View

Developers of customized embedded Linux, which languages is best C or C++ ?

what is the best languages for creating customized embedded Linux by using YOCTO project ? C or C++?

06 July 2015 1,977 5 View

Which tool and method is best for designing network tapping systems based on Linux?

Also, does Open Vswitch OVS release that through VLan and bonding?

04 May 2014 7,950 1 View

I aim to design online IDS by using nsl-kDD data set. Is there any way to extract the features of NSL-KDD from a real packet?

NSL-KDD features consist of 42 features, divided into three classes TCP header, domain and 2-Minette connection. The first type is extracted easily, but the last tow type i can't seem to get. Is...

31 December 2013 9,326 3 View

Contributed protocols in SDN and the immune to DDoS attacks?

01 January 1970 1,663 13 View

Which is suitable for use with Python? MySQL or SQL Server?

Which is suitable for use with Python? MySQL or SQL Server? What is your suggestion?

01 March 2021 3,422 3 View

How to plot the probability paper of Gumbel distribution using R programing?

In R-studio, there are many commands of Gumbel package. Arguments are also different. I`m asking about the alpha parameter of the Copula which must be greater than 1. If this is the one used to...

25 February 2021 5,229 3 View

What software programs can directly simulate Additive Manufacturing Directed Energy Deposition (DED)?

I understand there are a lot of software programs that can simulate DED by going through specific modeling, simulation, and commands. For me, that was time consuming and results were not accurate....

24 February 2021 4,428 3 View

Is it possible to set a breakpoint at a specific DYNAMIC instruction using the GNU Debugger (GDB)?

Using GDB, it is straightforward to debug and monitor a target program by setting a break-point at a specific instruction, since the instruction addresses are known. However, we have two...

24 February 2021 1,598 2 View

I am looking for a simple software program to model 3D chemical bonds. The purpose is to generate high-quality graphical abstracts. Any suggestion?

Hello everyone: I am looking for a simple software program to model chemical bonds. The purpose is to generate a high-quality graphical abstract for a top leading journal in the field of...

23 February 2021 8,012 3 View

How to estimate 2SLS with different instruments for different endogenous variables?

To be specific, I want to conduct an IV regression in stata with the following three equations. EQ1: Y1 ~Y2 Y3 X EQ2: Y2 ~ Z1 EQ3: Y3 ~ Z2 Both Y2 and Y3 are endogenous. However, Z1 and Z2 are...

23 February 2021 6,266 3 View

How to constrain genetic algorithm input u?

My real system (buck converter) can only take an input of 0 to 1 (duty ratio) and I need to constrain the system so the controller action keeps within this bounds. How can I do this? The code for...

22 February 2021 2,125 3 View

Are there packages (R or Python) for simple models (bucket?) to assess soil water content?

Hi everyone. I am researching droguht effects on soil water drought. I am looking for already implemented functions in R or Python to estimate soil water content from precipitation,...

21 February 2021 2,084 1 View

Latent profile analysis based on two variables/sources of data?

Hello, for my master project, I would like to conduct a latent profile analysis about self-regulated learning skills. I would like to take two different measures into account when creating the...

21 February 2021 2,326 3 View

How can I retrieve FASTA sequence from gene ID or UID of a Gene ? I have GeneBank IDs ?

I treid to use Entrez Batch, but it redirects me to NCBI site. Is there any script of Linux or Python through which I can download Fasta sequence of list of gene ID ?

21 February 2021 7,783 12 View