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Is it bad practice to have a constructor function return a Promise?
...should go in a method of your class. You want to mutate global state? Then call that procedure explicitly, not as a side effect of generating an object. This call can go right after the instantiation:
var engine = new Engine()
engine.displayPosts();
If that task is asynchronous, you can now easil...
javascript find and remove object in array based on key value
...been trying several approaches on how to find an object in an array, where ID = var, and if found, remove the object from the array and return the new array of objects.
...
How can I list all foreign keys referencing a given table in SQL Server?
...s...
select
t.name as TableWithForeignKey,
fk.constraint_column_id as FK_PartNo, c.
name as ForeignKeyColumn
from
sys.foreign_key_columns as fk
inner join
sys.tables as t on fk.parent_object_id = t.object_id
inner join
sys.columns as c on fk.parent_object_id = c.object...
convert pfx format to p12
...successor to Microsoft's "PFX". PKCS #12 is one of the family of standards called Public-Key Cryptography Standards (PKCS) published by RSA Laboratories.
– AKS
Dec 10 '14 at 10:24
...
How to sort strings in JavaScript
...m implementations out there, trying to do string comparison more precisely called "natural string sort order"
When "playing" with these implementations, I always noticed some strange "natural sorting order" choice, or rather mistakes (or omissions in the best cases).
Typically, special characters ...
Where is the documentation for the values() method of Enum?
... places :
Enum Types, from The Java Tutorials
The compiler automatically adds some special methods when it creates
an enum. For example, they have a static values method that returns an
array containing all of the values of the enum in the order they are
declared. This method is common...
How to pass macro definition from “make” command line arguments (-D) to C source code?
...
Call make command this way:
make CFLAGS=-Dvar=42
And be sure to use $(CFLAGS) in your compile command in the Makefile. As @jørgensen mentioned , putting the variable assignment after the make command will override the CFL...
Fastest way to convert Image to Byte array
...use an object that has implemented IDisposable, then you should be sure to call Dispose() when you're done with it so that it'll clean up any resources that it has tied up. The using(){} statement just calls it for you when the object goes out of scope of that statement. So you can do myObject.Dispo...
Retrieving the last record in each group - MySQL
..._messages AS (
SELECT m.*, ROW_NUMBER() OVER (PARTITION BY name ORDER BY id DESC) AS rn
FROM messages AS m
)
SELECT * FROM ranked_messages WHERE rn = 1;
Below is the original answer I wrote for this question in 2009:
I write the solution this way:
SELECT m1.*
FROM messages m1 LEFT JOIN mes...
Get specific object by id from array of objects in AngularJS
...s to get only one object from the array. So I d like for example Item with id 1.
17 Answers
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