Useful tips for everyday
What is the difference between import module and from module import function? Q. Explain the difference between import and from import statements, with examples. import…
When to use @ rowcount in a MERGE statement? When the statement is executed, @@ROWCOUNT will return the value 3. @@ROWCOUNT returns the total number…
How do I create a keyring file from Gnome keyring? Create a new keyring Select File ▸ New…. Choose Password Keyring and press Continue. Choose…
How do I update to El Capitan without Apple ID? Go to iCloud and make sure it’s valid and that you have the right password.…
Why does grep Say No such file or directory? The command /bin/ls -1 | xargs grep ‘some text’ will give you “no such file or…
What is master-slave replication in database? Master-slave replication enables data from one database server (the master) to be replicated to one or more other database…
How do you find Omega in Fourier transform? 1 Answer In your example there is no sampling involved, so you simply have ω=2πf, where f…
Which is better WordPress Joomla or Drupal? In conclusion, Drupal is the perfect choice for developers with higher custom design needs. WordPress is perfect for…
Why is my ArcPy unable to import into Python? Users are unable to import or load ArcPy in ArcMap with the installed version of Python.…
When to pass reprojectionerrorthreshold option in OpenLayers? In case a different threshold needs to be defined for different sources, the reprojectionErrorThreshold option can be passed…