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Synchronous request in Node.js
... does your system use and what version of node are you using? I'd love to know to determine if I need to switch or not.
– jemiloii
Oct 8 '15 at 17:23
...
How do I flag a method as deprecated in Objective-C 2.0?
...classes we've created as a result. The trouble is some of the methods are now pretty much obsolete and I don't want simply remove them yet as I know some parts of the overall system use the methods... but there are better (newer) variants available which should be used instead (some of the old ones...
add created_at and updated_at fields to mongoose schemas
...
As of Mongoose 4.0 you can now set a timestamps option on the Schema to have Mongoose handle this for you:
var thingSchema = new Schema({..}, { timestamps: true });
You can change the name of the fields used like so:
var thingSchema = new Schema({....
How do I get the result of a command in a variable in windows?
... with %, for example: for /f "delims=" %%i in ('date +%F_%H-%M-%S') do set now=%%i
– dma_k
May 4 '16 at 9:17
1
...
How to Update Multiple Array Elements in mongodb
....6 ( and available in the development branch from MongoDB 3.5.12 ) you can now update multiple array elements in a single request.
This uses the filtered positional $[<identifier>] update operator syntax introduced in this version:
db.collection.update(
{ "events.profile":10 },
{ "$set": {...
Evaluating a mathematical expression in a string
... stack.get()
if func not in safe:
raise TypeError("Function %r now allowed"%func)
stack.put(func(*args))
def LOAD_CONST(context, arg):
cons = arg[0]+arg[1]*256
stack.put(context['code'].co_consts[cons])
def LOAD_NAME(context, arg):
name_num = arg[0]+arg[1]*256
name ...
How to access the ith column of a NumPy multidimensional array?
...,
[3, 4],
[5, 6]])
As you already know from other answers, to get it in the form of "row vector" (array of shape (3,)), you use slicing:
arr_c1_ref = arr[:, 1] # creates a reference to the 1st column of the arr
arr_c1_copy = arr[:, 1].copy() # creates a cop...
What does the caret operator (^) in Python do?
...r):
return self ** other
Then something like this will work, and now, for instances of Foo only, the ^ symbol will mean exponentiation.
In [16]: x = Foo(3)
In [17]: x
Out[17]: 3.0
In [18]: x ^ 4
Out[18]: 81.0
s...
Pass arguments to Constructor in VBA
... String, age as Integer)
m_name = name
m_age = age
End Sub
And now in the factory module:
Public Function CreateEmployee(name as String, age as Integer) as Employee
Dim employee_obj As Employee
Set employee_obj = new Employee
employee_obj.InitiateProperties name:=name, age...
“Keep Me Logged In” - the best approach
...cookie for this purpose, you're doing something wrong.
There. I said it. Now we can move on to the actual answer.
What's wrong with hashing user data, you ask? Well, it comes down to exposure surface and security through obscurity.
Imagine for a second that you're an attacker. You see a cryptog...