Adding distance to a GPS coordinate

I'm trying to generate some points at random distances away from a fixed point using GPS. How can I add distance in meters to a GPS coordinate? I've looked at UTM to GPS conversion but is there a...

Converting integers to roman numerals

I'm trying to write a function that converts numbers to roman numerals. This is my code so far; however, it only works with numbers that are less than 400. Is there a quick and easy way to do this...

How to make a timezone aware datetime object in Python?

What I need to do I have a timezone-unaware datetime object, to which I need to add a time zone in order to be able to compare it with other timezone-aware datetime objects. I do not want to...

Library to check if two regular expressions are equal/isomorphic

I need a library which will take in two regular expressions and determine whether they are isomorphic (i.e. match exactly the same set of strings or not) For example a|b is isomorphic to [ab] As I...

Why ORA-03106 in an OCI program when SELECTing more than 1 row? 10g only, not 11g

My OCI application is returning ORA-03106 ("fatal two-task communication protocol error") when performing a SELECT * FROM mytable where mytable has four columns: INTEGER, VARCHAR(1000), FLOAT and...

Rails: How to parse date-time string into a specific time zone

I'm using Rails 3.2 and ruby 1.9.3 on Debian. I have an app that collects a date, time, and timezone in the form of strings via an HTML form. Something like this: start_date:...

Convert pandas timezone-aware DateTimeIndex to naive timestamp, but in certain timezone

You can use the function tz_localize to make a Timestamp or DateTimeIndex timezone aware, but how can you do the opposite: how can you convert a timezone aware Timestamp to a naive one, while...

Different results with base64 encoding in Google Apps Scripts and JavaScript

I have tested the following statements in Google Apps Scripts and were surprised that they yield different results var a = Base64.encode(ciphertext); var b =...

How to do date/time comparison

Is there any options in doing date comparison in Go? I have to sort data based on date and time - independently. So I might allow an object that occurs within a range of dates so long as it also...

Convert cartesian angles to polar / compass / cardinal angles in R?

This is a problem that I fought with for a bit and couldn't find a good answer out there. I did eventually solve it in R, but thought I would post it anyway in case others need it. If anyone has a...

ADODB.Stream - Arguments are of the wrong type, are out of acceptable range, or are in conflict with one another

I need to save an image using classic asp and vbscript and getting the error message in the title. I've used both https://stackoverflow.com/questions/496751/base64-encode-string-in-vbscript and...

checking if two svg files are the same

I need to come up with a way to detect if two SVG files are the same, using Java. I'm not too familiar with how SVG works, but I imagine that file->string and string comparison isn't the way to go...

How to convert PostgreSQL 9.4's jsonb type to float

I'm trying the following query: SELECT (json_data->'position'->'lat') + 1.0 AS lat FROM updates LIMIT 5; (The +1.0 is just there to force conversion to float. My actual queries are far more...

Converting human number string to float in ruby or rails

I searched for a while for a ruby or rails method that I can call to convert a simple string like 1,000.53 into a float value but I couldn't. All I could see is number_to_human which does the...

How to set up autoprefixer.browsers value using docpad.coffee config?

(What a mess to find all the below setup infos already :-/ ) I could get autoprefixer to run with docpad, but I (guess I) did not succeed in setting the browsers value... my environment: docpad...

Makefile dealing with different source and object directories under Windows and Linux

I have a problem creating a Makefile for a project with source files scattered in different folders. As the source files might have the same names, I'd like to send the objects into different...

Handling Unicode sequences in postgresql

I have some JSON data stored in a JSON (not JSONB) column in my postgresql database (9.4.1). Some of these JSON structures contain unicode sequences in their attribute values. For...

SSIS cannot convert between unicode and non-unicode string data types

I am new to SSIS, and have been asked to migrate data from a Postgres database, to SQL. There is no data transformation requirements. But I have hit an early snag. I've create a System DSN on my...

Error inserting null or empty value in DATE column mapped to LocalDate type in java

I am using MS SQL as my DB and I have a DATE column called 'START_DATE' in one of my tables. This is a non mandatory column. In my java layer I am have mapped this to the LocalDate . When I dont...

Access the cpython string format specification mini language parser

EDIT: I have created a module to provide this functionality. It might not be that great but it can be obtained here. Original Question I need to be able to parse format strings (as specified by...

Java - 12 H to 24 Hour Format (hackerrank)

*Note :* I looked as much as I could for 2 days to check if this is a duplicate. If I missed something, I apologize. This question is to find what the issue is with my attempt at a solution, not...

Does ccall really convert arguments passed by pointer?

Considering a dynamic library with this native function that returns the sum of all even (32-bit unsigned) numbers in an array: uint32_t sum_of_even(const uint32_t *numbers, size_t length); The...

How to work with HEIC image file types in Python

The High Efficiency Image File (HEIF) format is the default when airdropping an image from an iPhone to a OSX device. I want to edit and modify these .HEIC files with Python. I could modify phone...

Pre-Standard C Function Header Syntax After Explicit Forward-Declaration of Function

I'd like information on the behavior of pre-standard "K&R-style" function declaration syntax when used in conjunction with explicit function protoypes as introduced by ANSI. Specifically, the...

Easy way to migrate from JAXB to Castor?

I have created a library which includes some 200 Java classes generated from an existing XSD with JAXB like this: xjc -no-header -d schemas -b xsd/binding.xml xsd Alas, JAXB is not supported on...

Pytorch: Convert 2D-CNN model to tflite

I'd like to convert a model (eg Mobilenet V2) from pytorch to tflite in order to run it on a mobile device. Has anyone managed to do so? All I found, was a method that uses ONNX to convert the...

WSL2 - Linux relative symlinks broken when accessed from windows only for the \\wsl$\ mount-point

Problem I am really struggling with relative symlinks on wsl2 when they are created in the linux-native filesystem and I want to access the files via the share point \\wsl$\distro-name\whatever -...

HL7v2 to FHIR conversion default CodeSystem rules not working

In the HL7v2 to FHIR conversion CodeSystem templates, their default, i.e., "else" part in the if-then-else rule, is not working. For example, for Patient.communication.language in the...

UTM parameter capture from Google Ad clicks via Gravity Form not working despite successful manual testing

Thanks in advance for your time. I'll try to do this properly. I am driving paid clicks from Google ads to some Wordpress pages that have embedded Gravity Forms. All of my ad URLs include UTM...

Scala 3 implicit conversions: compare value and literal

I have an opaque type FancyDouble, which is implicitly converted from Double by using given Conversion[Double, FancyDouble] = FancyDouble(_) in the companion object scope. After that, the...