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to remove first and last element in array
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fruits.shift(); // Removes the first element from an array and returns only that element.
fruits.pop(); // Removes the last element from an array and returns only that element.
See all methods for an Array.
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Get the latest record from mongodb collection
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Yet another way of getting the last item from a MongoDB Collection (don't mind about the examples):
> db.collection.find().sort({'_id':-1}).limit(1)
Normal Projection
> db.Sports.find()
{ "_id" : ObjectId("5bfb5f82dea65504b456ab12"), "Type" : "NFL", "Head"...
How to schedule a function to run every hour on Flask?
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You can use BackgroundScheduler() from APScheduler package (v3.5.3):
import time
import atexit
from apscheduler.schedulers.background import BackgroundScheduler
def print_date_time():
print(time.strftime("%A, %d. %B %Y %I:%M:%S %p"))
scheduler = Bac...
GitHub clone from pull request?
I would like to clone a repository from GitHub. The problem is I don't want the main branch; I want the version in this unapproved pull request .
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Sending HTML email using Python
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From Python v2.7.14 documentation - 18.1.11. email: Examples:
Here’s an example of how to create an HTML message with an alternative plain text version:
#! /usr/bin/python
import smtplib
from email.mime.multipart im...
SQL update from one Table to another based on a ID match
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I believe an UPDATE FROM with a JOIN will help:
MS SQL
UPDATE
Sales_Import
SET
Sales_Import.AccountNumber = RAN.AccountNumber
FROM
Sales_Import SI
INNER JOIN
RetrieveAccountNumber RAN
ON
SI.LeadID = RAN.LeadID;
MySQL and...
How can I strip first X characters from string using sed?
...ble containing the text pid: 1234 and I want to strip first X characters from the line, so only 1234 stays. I have more variables I need to "clean", so I need to cut away X first characters and ${string:5} doesn't work for some reason in my system.
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How to subtract a day from a date?
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You can use a timedelta object:
from datetime import datetime, timedelta
d = datetime.today() - timedelta(days=days_to_subtract)
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Inheriting from a template class in c++
...a is not a template class, but a class template. That is, it is a template from which classes can be generated. Area<int> is such a class (it's not an object, but of course you can create an object from that class in the same ways you can create objects from any other class). Another such clas...
How to move Jenkins from one PC to another
...cked on some node the URLs there are pointing to old jenkins as below: Run from slave command line: javaws old-jenkins-server:8080/computer/slaveMachine1/slave-agent.jnlp Or if the slave is headless: java -jar slave.jar -jnlpUrl old-jenkins-server:8080/computer/slaveMachine1/slave-agent.jnlp Now ...