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Modelling an elevator using Object-Oriented Analysis and Design [closed]
...t from
elevator to elevator). Obviously also call buttons on every floor, etc.
Representations of the arrows or indicators on each floor (almost a "view" of the elevator model).
Representation of a human and cargo (may be important for factoring in maximal loads)
Representation of the building (in...
Make child visible outside an overflow:hidden parent
In CSS the overflow:hidden is set on parent containers in order to allow it to expand with the height of their floating children.
...
Using an ORM or plain SQL? [closed]
...cuss is basic state-management. This entire stack of frameworks (JSF, JPA, etc) is based on Java beans get/set methods. This is a TON of boilerplate for every table, for every column and ... here's the real anti-pattern: Just to expose every field as if it were public. In effect, having a get/set me...
Python list iterator behavior and next(iterator)
...i), 1 the return value from next(), echoed by the interactive interpreter, etc. There are just 5 iterations, each iteration resulting in 2 lines being written to the terminal.
If you assign the output of next() things work as expected:
>>> a = iter(list(range(10)))
>>> for i in a...
Hiding elements in responsive layout?
...e-lg, hidden-lg)
Much older Bootstrap
.hidden-phone, .hidden-tablet etc. are unsupported/obsolete.
UPDATE:
In Bootstrap 4 there are 2 types of classes:
The hidden-*-up which hide the element when the viewport is at the given breakpoint or wider.
hidden-*-down which hide the element when t...
What exactly do the Vagrant commands do?
...more complete list:
box manages boxes: installation, removal, etc.
connect connect to a remotely shared Vagrant environment
destroy stops and deletes all traces of the vagrant machine
docker-logs outputs the logs from the Docker container
docker-run run a one-of...
Android Spanned, SpannedString, Spannable, SpannableString and CharSequence
... at combating baldness, snow removal, heat pump repair, making a soufflé, etc.
:-)
Are there any obvious performance impacts to be considered when using any one of them?
Interfaces, by definition, do not have "performance impacts" -- they are merely a description of an API.
I am not aware t...
Git - How to use .netrc file on Windows to save user and password
... GPG before parsing.
Multiple -f arguments are OK. They are processed in order, and the first matching entry found is returned via the credential helper protocol.
When no -f option is given, .authinfo.gpg, .netrc.gpg, .authinfo, and .netrc files in your home directory are used in this order.
...
How do I check for a network connection?
... continue;
// this allow to filter modems, serial, etc.
// I use 10000000 as a minimum speed for most cases
if (ni.Speed < minimumSpeed)
continue;
// discard virtual cards (virtual box, virtual pc, etc.)
if (...
Insert all values of a table into another table in SQL
... Asterix will disappear)
Note - 1: If the columns are not in the correct order as in Target table, you can always follow Step 2, and Select the Columns in the same order as in the Target table
Note - 2 - If you have Identity columns then execute SET IDENTITY_INSERT sometableWithIdentity ON and th...