python – Scrapy – same request works in ‘requests’ but not in scrapy
Fechada. Essa pergunta é fora de escopo e não está atualmente aceitando respostas. Quer melhorar essa pergunta? Update the question so it’s on-topic for Stack Overflow em Português. …
numpy – implement vectorization instead of nested Loops on dataframe
I have a dataset of the form below – timestamp,cell_id,crnti,enodeb_id,uplane_downlink.cqi_wideband_mean,uplane_downlink.distance_initial_km,uplane_downlink.non_gbr_dl_bytes,time_sec,timestamp_y,uplane_uplink.non_gbr_ul_bytes 1606208553171,1,1487,1002107,7,27,134,1606208553,1606208553256,146 1606208557195,1,1487,1002107,6,27,388,1606208557,1606208557369,577 1606208557236,1,2631,1002107,10,27,251,1606208557,1606208557351,194 1606208561301,1,1487,1002107,6,27,140,1606208561,1606208561463,245 1606208561339,1,2631,1002107,11,27,159,1606208561,1606208561381,108 1606208565415,1,1487,1002107,7,27,99,1606208565,1606208565472,54 1606208565435,1,2631,1002107,10,27,64,1606208565,1606208565495,54 1606208569518,1,1487,1002107,6,27,101,1606208569,1606208569601,289 1606208569533,1,2528,1002107,7,16,57,1606208569,1606208569621,0 1606208571263,1,2631,1002107,10,27,0,1606208571,1606208571263,8500 1606208573557,1,2528,1002107,8,16,0,1606208573,1606208573557,0 1606208575838,1,1487,1002107,7,27,0,1606208575,1606208575838,50 Here the column ‘crnti’ represents an user and…
Drupal security update 7.73 – Drupal Answers
Part of Drupal security update 7.3 (https://www.drupal.org/project/drupal/releases/7.73) below information is mentioned, If you are using jQuery’s AJAX API for user-provided URLs in a **contrib or custom module**, you should review…
python 3.x – Cargar datos desde archivo csv muy grande para entrenamiento de red neuronal
tengo un archivo csv con 30 millones de registros y 400 columnas. Quiero cargar batchs de datos para entrenar una red neuronal con keras (python). ¿Cómo podría hacerlo? Además, tengo…
Google Authenticator on two devices showing different codes after scanning the same QR code
When I scan my QR code to enable my 2FA security on some of my trading accounts, I do it on 2 devices (my old phone, and new phone) for…
An inequality about unit vector orthogonal to $(1,1,…,1)$
Does there exist a constant $alpha>0$ such that the following holds? $$liminf_{ntoinfty}inf_{xinmathbb{R}^n, sum_{i=1}^nx_i^2=1, sum_{i=1}^nx_i=0}frac{sum_{i<j, |i-j|leqfrac{n}{4}}(x_i-x_j)^2}{n}geqalpha$$ This is related to the Laplacian of a special graph with adjacency matrix $A_{ij}=1$ when…
unity – Need help understanding this script
I found this script on a tutorial that I want to implement into my game, but I first want to understand what it does and how it does it. The…
wordpress.org – WP Htaccess file in root folder seem to overwrite the htaccess rules in Sub Directory folder
I’ll like to seek your help on htaccess. I have WP installed at the root folder. eg: www.mywpsite.com I have the 2nd WP installed in the sub directory folder “hello”….
boot – Is there any way from within Ubuntu 20.10 to access blocked BIOS menu when the AMI BIOS says “EVALUATION COPY. NOT FOR SALE”
I have a Toshiba Satellite M500. AMI BIOS 1.40 is now protected by unknown password. Fastboot is enabled. I can access Ubuntu 20.10 bypassing BIOS by starting with INS key….
dynamical systems – Function constant on fibers of Bernoulli shift must be constant
Let $(X,mu)$ be a probability space and $(Omega,beta)$ be the corresponding Bernoulli space, that is, $Omega = X^mathbb N$ and $beta = mu^mathbb N$. Let $T:Omega to Omega$ be the…
