# Category Archives: Uncategorized

## Mapping keys to multiple keys and associated values with python

Here is the following test code: dict1 = {‘k1’: ‘{v1}’, ‘k2′:'{v2}’, ‘k3′:'{v3}’ , ‘k3′:'{v4}’} list1 = [‘k1_1’, ‘k2_2’, ‘k3_3’, ‘k3_4’] newdict = {} for items in list1: val = items.split(‘_’)[0] if val in dict1.keys(): newdict[items] = dict1[val] This yields: {‘k1_1’: ‘{v1}’, ‘k2_2’: ‘{v2}’, ‘k3_3’: ‘{v4}’, ‘k3_4’: ‘{v4}’} What I really want is: {‘k1_1’: ‘{v1}’, ‘k2_2’:… Read More »

## Samples failing on increasing number of users and decreasing Ramp-up Period

For Jmeter script, when I use Number of Threads = 10 Ramp-up Period = 40 Loop Count = 1 Then 6 out of 40 samples failed. When I increase the Ramp-up Period to 60 then all the samples pass. For the failed requests, the response code returned is 522: Sampler result Thread Name: Liberty Insight… Read More »

## How to calculate x number of points on a line?

I am working with drawing polylines on google maps. Given an origin and destination (latitude,longitude) coordinates how can I get ‘x’ number of points on that line? I have tried applying mathematical concepts such as the equation of a line y = mx + c or even (x-x1)/(x1-x2) = (y-y1)/(y1-y2) but these methodologies are not… Read More »

## How to remove/install a package that is not fully installed?

I went to install bsnes the other day and for whatever reason the installation failed. Now, I cannot update, install new packages, or do basically any apt-get commands as they all try to process this broken package and fail. Attempting to install a new package also just dooms it to the same fate. The error… Read More »

## 500 error with datatables editor with laravel

I have setup datatables with editor from yajra/laravel-datatables-editor package. I can get it where the datatable comes up and works but when i try to edit a field it does not update and I get a 500 error on the ajax call with this message “Type error: Argument 1 passed to AppDataTablesDioceseDataTablesEditor::editRules() must be an… Read More »

## Python API Call: KeyError

I’m working with a python script that performs a web API call to one system (ArchivesSpace), extracts JSON data from it, uses that data to search another system via its API (Archive-It), then extracts the result before pushing it into the original system. When I run the script, it seems to perform the initial API… Read More »

## Unique Key on columns from different tables

Is it possible in MySQL create a unique index on two columns from the different table? I have two table – Address (addressID – pk, customerID, code) and Customer (customerID – pk, companyID). PK- primary key. The requirement is a unique pair of code-companyID – unique address code per company. Any suggestion? Can I implement… Read More »

## Google Maps API creating legend for toggling KML layers on/off

In the code below, I’m attempting to create a legend over my map so that I can allow the user to turn individual KML layers on/off via checkbox. The map is loading with my layers, but not the legend. I’m getting several errors indicated below: toggle-legend-locals.html:153 Uncaught TypeError: Cannot set property ‘checked’ of null at… Read More »

## Why my contact recogniser doesn’t work

I made contact recogniser using physics body, category bit mask and SKPhysics contact. Unfortunately it do not work. Could You help me somehow to find mistake? This code do not print statement Touched. Is it because one body is SKSpriteNode and second SKShapeNode? Could we recognise contact between SpriteNode and ShapeNode? import Foundation import SpriteKit… Read More »

## Можно ли управлять веб-сайтом через консольное приложение?

Можно ли управлять веб-сайтом через консольное приложение? Например, я хочу удалить кэш или куки, могу ли я это сделать написав пару строчек кода в .NET. Или, как мне, допустим, получить адресную строку и записать ее в переменную или же получить любой DOM элемент. Если это возможно, то прошу не жалейте времени и опишите, хотя бы… Read More »