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How to do date/time comparison
...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 occurs within a range of times. In this model, I could not simply just select the oldest date, youngest time/latest date, latest time and Unix() seconds c...
How do I create a namespace package in Python?
In Python, a namespace package allows you to spread Python code among several projects. This is useful when you want to release related libraries as separate downloads. For example, with the directories Package-1 and Package-2 in PYTHONPATH ,
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What does new self(); mean in PHP?
... the parent class
The first situation would look like this (I've removed all non-necessary code, for this example -- you'll have to add it back to get the singleton behavior)* :
class MyParentClass {
}
class MyChildClass extends MyParentClass {
public static function getInstance() {
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How do I execute inserts and updates in an Alembic upgrade script?
...s is useful for simple migrations.
Use the models and session as you normally would in your application.
"""create teams table
Revision ID: 169ad57156f0
Revises: 29b4c2bfce6d
Create Date: 2014-06-25 09:00:06.784170
"""
revision = '169ad57156f0'
down_revision = '29b4c2bfce6d'
from alembic imp...
Types in MySQL: BigInt(20) vs Int(20)
...gInt , MediumInt , and Int are... it would seem obvious that they would allow for larger numbers; however, I can make an Int(20) or a BigInt(20) and that would make seem that it is not necessarily about size.
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Literal suffix for byte in .NET?
...e var, you can always cast the byte as in var y = (byte) 5
Although not really related, in C#7, a new binary prefix was introduced 0b, which states the number is in binary format. Still there is no suffix to make it a byte though, example:
var b = 0b1010_1011_1100_1101_1110_1111; //int
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Getting the path of the home directory in C#?
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sigintsigint
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Using mixins vs components for code reuse in Facebook React
...inning to use Facebook React in a Backbone project and so far it's going really well.
However, I noticed some duplication creeping into my React code.
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Difference between dispatch_async and dispatch_sync on serial queue?
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I do mean serial execution. In point of view that all tasks are executed serial regards to other tasks in the same queue. Of cause it still can be concurrent regards to other queues. It is the whole point of GCD that tasks can be dispatched and executed concurrently.
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How to create a custom-shaped bitmap marker with Android map API v2 [duplicate]
...ature in my app which loads marker image from url which is working fine on all os versions but Lolipop. In Lolipop it does not render the downloaded icon. Does anyone has idea?
– Vinay
Apr 3 '15 at 7:22
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