The passwords at the top of a brute force dictionary attack include:

• password
• abc123
• 1234
• apple

You may leave your front door unlocked when you leave, but the majority of servers have irreplaceable data on them and are much more prone to attack than your front door. So lets go over a few really simple ways to secure SSH access to your Linux server.

[mai mult...]

It’s easy to have a false sense of security, thinking that other operating system might be more targeted than Linux, but there are plenty of risks and vulnerabilities for all types of Linux devices. Keep your guard up regardless of your OS.

[mai mult...]

Un registru de lucru Excel poate conține un singur model de date, dar acel model poate conține mai multe tabele care pot fi utilizate în mod repetat în tot registrul de lucru. Puteți adăuga oricând mai multe tabele la un model de date existent.

[mai mult...]

Un model de date vă permite să integrați date din mai multe tabele, construind efectiv o sursă de date relațională într-un registru de lucru Excel. În Excel, modelele de date sunt utilizate în mod transparent, furnizând date tabelare utilizate în rapoartele PivotTable și PivotChart. Un model de date este vizualizat ca o colecție de tabele într-o Listă de câmpuri și, de cele mai multe ori, nici nu veți ști că este acolo.

[mai mult...]

In Excel when we compare two cell contents or numbers by applying equal sign between them, we get output in TRUE or FALSE format. Which means values which we are comparing may be equal or may not be equal. In a similar manner, we have Boolean in VBA Excel.

Boolean also gives the output in the form of TRUE or FALSE. Boolean is a form of data type which can only contain either TRUE or FALSE. When we give some input to Boolean and if the test becomes TRUE then we get an answer as TRUE or we get FALSE.

[mai mult...]

In the Mapper, select the fields that you want to include in the loop, starting with the row for the first screen that contains the fields, and ending with the row for the last field.

[mai mult...]

Python Database API (Application Program Interface) is the Database interface for the standard Python. This standard is adhered to by most Python Database interfaces. There are various Database servers supported by Python Database such as MySQL, GadFly, mSQL, PostgreSQL, Microsoft SQL Server 2000, Informix, Interbase, Oracle, Sybase etc. To connect with MySQL database server from Python, we need to import the mysql.connector interface.

[mai mult...]

A dictionary in Python is a collection of data which is unordered and mutable. Unlike, numeric indices used by lists, a dictionary uses the key as an index for a specific value. It can be used to store unrelated data types but data that is related as a real-world entity. The keys themselves are employed for using a specific value.

[mai mult...]

We will see how to read multiple CSV files into separate DataFrames. For reading only one data frame we can use pd.read_csv()function of pandas. It takes a path as input and returns data frame like df = pd.read_csv(“file path”).

[mai mult...]