vault backup: 2026-03-05 11:54:28

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2026-03-05 11:54:28 -05:00
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## Spaces
### General
## TODO
* [ ] draw floorplan
#### Design Principles
Keyword is _cozy_.
The sort of place you want to be on a weekend morning,
planning a day of birdwatching, while sipping coffee.
### Living/Dining
#### Design Principles
Television must not be the focal point, only present.
### Main Bedroom
Largest by room area
small closet
### Guest Bedroom A
Smaller than main
large closet
### Guest Bedroom B
Smaller by far than other bedrooms
### West Yard
#### TODO
* [ ] cleanup brick, block pieces in west yard
#### Plans
* Fence in west yard
* Carport
### Back Yard
#### Plans
* Fire pit
* Suspended shades
### Front Yard
#### Plans
* Raised beds
* Vegetation along driveway
## Needs
### Appliances
@@ -51,9 +100,13 @@ Maybe take back from Val.
### Furnishings
#### Tables
* Coffee table
* Dining table (island extension?)
#### Rugs
1 each bedroom (3)
2--3 living/dining area
####
* 1 each bedroom (total 3)
* 2--3 living/dining area
* long rug for hallway
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* [ring-billed gull (_Larus delawarensis_)](https://en.wikipedia.org/wiki/Ring-billed_gull)
* [Laughing gull (_Leucophaeus atricilla_)](https://en.wikipedia.org/wiki/Laughing_gull)
## [Order Passeriformes ("perching birds")](https://en.wikipedia.org/wiki/Passeriformes)
> [!info]
@@ -63,7 +65,7 @@ dg-publish: true
> * _Aigron_ -> "Heron"
> * _Aigrette_ -> "Egret"
>
> which itself just means "screecher".
> _Aigron_ itself just means "screecher".
* [tricolored heron (_E. tricolor_)](https://en.wikipedia.org/wiki/Tricolored_heron)
* [little blue heron (_E. caerulea_)](https://en.wikipedia.org/wiki/Little_blue_heron)
@@ -73,6 +75,8 @@ dg-publish: true
* [green heron (_Butorides virescens_)](https://en.wikipedia.org/wiki/Green_heron)
* [Yellow-crowned night heron (_Nyctanassa violacea_)](https://en.wikipedia.org/wiki/Yellow-crowned_night_heron)
### [Family Threskiornithidae (Ibises and Spoonbills)](https://en.wikipedia.org/wiki/Threskiornithidae)
* [American white ibis (_Eudocimus albus_)](https://en.wikipedia.org/wiki/American_white_ibis)
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---
id: 2026-03-05
aliases: []
title: 2026-03-05
tags:
- authorship/original
- destiny/permanent
- status/draft
- type/periodic/daily
dg-publish: true
date-created: 2026-03-05T08:30:04-05:00
weekly: "[[2026-W10]]"
monthly: "[[2026-03]]"
quarterly: "[[2026-Q1]]"
yearly: "[[2026]]"
---
# 2026-03-05
## TODO
* [ ] Cancel renter's insurance
* [ ] Start [St Pete utilities](https://pinellas.gov/services/request-utilities-service/)
* [ ] Order washer/dryer
@@ -0,0 +1,24 @@
---
id:
aliases: []
title: Earned Value Management in Construction Estimating
tags:
- authorship/original
- destiny/permanent
- status/incomplete
- type/cross-topic
---
# Earned Value Management in Construction Estimating
Cross topic of [[earned-value-management]] and [[construction-estimating]].
The construction industry was an early adopter of EVM[^1]
[^1]: [Wikipedia](https://en.wikipedia.org/wiki/Earned_value_management)
I am not a fan of EVM as it is commonly used in construction
since its spurious claims of objectivity
are accepted without qualification.
Estimating is systematically absolved of error,
which is blamed on operations
(estimate accuracy is not incentivized).
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@@ -18,8 +18,15 @@ is a [[project-management]] technique
EVM is frequently stated to be capable of
"measuring project performance and progress
in an _objective_ manner",[^1]
_in an objective manner_",[^1]
an analysis that is either optimistic
or totally misleading, depending on the context.
[^1]: [Wikipedia](https://en.wikipedia.org/wiki/Earned_value_management) (emphasis added)
EVM can be an objective measure of _progress_,
but measuring _performance_,
variance of actual cost/hours versus estimated,
(obviously) requires an estimate,
which is subject to bias and error.
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# Lucky Fools
A lucky fool is someone who stumbled into success
in a field where competence is normally prerequisite.
in a field where competence is normally prerequisite,
especially if they sincerely believe
that their success _was_ due to their competence.
%%
Books concerned with lucky fools:
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## Stairwell Wiring Method Selection
[[wiring-method-selection]]
I have had a tendency to use EMT assemblies in stairwells
(fixtures, unit heaters, etc.)
based on... something, probably;
but it seems to be ill-informed.
PVC assemblies should be used
where not otherwise excluded.
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---
id: 2026-03-05T10:26:48-05:00
aliases: []
title: 2026-03-05 10:26:48
tags:
- authorship/original
- destiny/permanent
- status/draft
- type/timestamped
dg-publish: true
date-created: 2026-03-05T10:26:48-05:00
daily: "[[2026-03-05]]"
weekly: "[[2026-W10]]"
monthly: "[[2026-03]]"
quarterly: "[[2026-Q1]]"
yearly: "[[2026]]"
---
# 2026-03-05 10:26:48
## Python SQLite Voltage Drop Calculator
Python script to account for voltage drop
based on various factors given in various forms
Python to handle calculation, defaults.
SQLite to store conductor properties
(resistance, reactance)
Allowable voltage drop given by
* percent overall
* percent per n feet
* volts overall
* volts per n feet
```python
import math
"""
current
apparent_power
voltage
phases
wire_size
parallel_runs
wire_material
conduit_material
"""
if (!current) {
current = apparent_power / voltage
}
if (phases = 3) {
max_resistance = voltage_drop_volts / math.sqrt(3) * current
}
else {
max_resistance = voltage_drop_volts * current * 2
}
power_factor_angle = math.acos(power_factor)
effective_z = ac_resistance * math.cos(power_factor_angle)
+ reactance * math.sin(power_factor_angle)
```