Useful tips for everyday
What is the problem with polyurethane? Short life is a major disadvantage of polyurethane products. Polyurethane has hydroscopic tendencies, i.e. water absorption characteristics. Mattresses made…
How do you solve duplicate key value violates unique constraint? Suppress “duplicate key value violates unique constraint” errors Suppress the log, either by suppressing all…
How to calculate optimal block size in DD? For determining THE optimal output block size, I’ve written the following script that tests writing a 128M…
What are the two most common pricing models used for creative services? 7 pricing models – and which you should choose Hourly pricing. Hourly pricing…
Is there a Windows Update for SharePoint 2013? Be aware that starting with February 2015 CU SharePoint Product Updates including non-security product updates will be…
Where are chromosomes located in sperm? Both gonosomes show a similar distribution, i.e. they are found in the periphery of the sperm. The X-chromosome is…
Is the Collatz conjecture proved 2020? Abstract. The Collatz conjecture is an unsolved problem in mathematics which introduced by Lothar Collatz in 1937. Although the…
How do you make a column NOT NULL in Alter? ALTER TABLE table_name CHANGE COLUMN column_name column_name VARCHAR(200) NOT NULL DEFAULT ”; Change VARCHAR(200) to…
How does Mutt connect to the IMAP server? Mutt supports a tunneling driver which allows you to connect using, eg, an SSH pipe which invokes…
Where is Iphone SMS DB? In the folder /var/mobile/Library/SMS/ there are the following files: sms. db. sms. What is SMS DB? A DB file is…