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Which ORM should I use for Node.js and MySQL? [closed]
...ference between Sequelize and Persistence.js is that the former supports a STRING datatype, i.e. VARCHAR(255). I felt really uncomfortable making everything TEXT.
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Disable git EOL Conversions
... Using * text=false does not unset text: it leaves text set to the string value false. This has the same effect as leaving text unspecified (not specifically unset). Using * -text gives it the special unset setting. Unsetting the text attribute on a path tells git not to attempt any end-of-l...
Is there still any reason to learn AWK?
...t can be tackled once one is using a concise scripting language that makes string manipulation easy — and awk was one of the first — it proceeds to teach the reader how to implement a database, a parser, an interpreter, and (if memory serves me) a compiler for a small project-specific computer l...
How to sort a list/tuple of lists/tuples by the element at a given index?
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what if tup[1] is a string?
– eric
Oct 10 '19 at 2:39
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Python idiom to return first item or None
...aluates False, that value is discarded and replaced. If you have an empty string "" in the list, that is discarded and replaced by an empty list []. If you have a 0, also replaced by []. If you have False in there, also replaced. Etc. You might get away with this in a specific case, but this is...
Ruby Arrays: select(), collect(), and map()
...] != "" }
That will give you all items where the :qty key isn't an empty string.
official select documentation
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Total number of items defined in an enum
...rs just adding code sample.
class Program
{
static void Main(string[] args)
{
int enumlen = Enum.GetNames(typeof(myenum)).Length;
Console.Write(enumlen);
Console.Read();
}
public enum myenum
{
value1,
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What is the difference between a URI, a URL and a URN?
...ce Identifier
URIs are a standard for identifying documents using a short string of numbers, letters, and symbols. They are defined by RFC 3986 - Uniform Resource Identifier (URI): Generic Syntax. URLs, URNs, and URCs are all types of URI.
URL -- Uniform Resource Locator
Contains information...
Finding the average of a list
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@Steinfeld I don't think conversion to string is the best way to go here. You can achieve the same in a cleaner way with round(result, 2).
– yprez
Mar 3 '19 at 10:57
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Assigning default value while creating migration file
...generator command either but was able to specify a default value for a new string column as follows by amending the generated migration file before applying "rake db:migrate":
class AddColumnToWidgets < ActiveRecord::Migration
def change
add_column :widgets, :colour, :string, default: 'red...