Questions tagged [Data processing] (176)

These are the details. From the table it is necessary to allocate P/N parts having a random set of characters. Conditional following Battery LITHIUM PMX165 C 3,9 V, 6,2 AH Battery accum. 5H-AA2000B Battery B 22/5.2 HILTI Battery LS14500 3.6 V "SAFT " The unit will complement.battery pack SURT192XLBP Power supply 24V DR-60W...

Hello. This year has set a very difficult goal - to learn to work with data, and it is in collections. Like kinoportalov based on user preferences. Maybe there are some books/resources in this area?

There are about 30K files with approximately the same name %D0%A0%D1%83%D0%BA%D0%BE%D0%B2%D0%BE%D0%B4%D1%81%D1%82%D0%B2%D0%BE %D0%BF%D0%BE%D0%BB%D1%8C%D0%B7%D0%BE%D0%B2%D0%B0%D1%82%D0%B5%D0%BB%D1%8F in UTF-8 There is in nature some utility to rename all to human-readable form(for example in such a "Rukovodstvuyutsya")?

Launched these are the tests multiple times. Rearrange the first team. For all four tests, a clear advantage for the iteration was in the ArrayList. What is the reason?

Good afternoon. I need to perform an array of numbers 0-1000000, and to identify the following: is the following number in relation to the current increases or decreases -what is the range of values for more numbers -from what to what range most often go number (e.g.: from 0-100k 400K-500k and so on.) etc data Is there serv...

On the website there is a need to display some information, say - lists of goods. The goods are from various suppliers (users), in different regions. Information about these should also be displayed in the item card. I.e., the products table in the query are the join's on multiple tables:select * from products, users, regio...

Welcome! How to implement similar kind of search MySQL and does it really do? Search string: g Saint Petersburg, Ter Aviagorodok Row in the table: Aviagorodok, St. Petersburg Search string: g Saint Petersburg, Ter. SNT tariki Row in the table: toreki, Krasnoselskiy R-n, St. Petersburg Search string: g Saint Petersburg Row i...

Tell me, is it possible to find somewhere statistics on testing, the Bahamas, for incidents on prod, and so on.(for example, for some companies), in General, to be able to analyze and draw some conclusion about testing. You need to master, something like "Improving economic effectiveness through the introduction of software...

Hello, faced such problem that you need to collect a large amount of information in the form of a full name and E-mail address with a specific resource which is available in html. A specific example was nowhere to be found around the Sample code Task: to retrieve the full name in one column of excel, the second e-mail. To d...

Good day, dear forum! Processed work data through Google Sheets - downloaded from different sources (several services), and then combine and output the results of this analysis. The problem is that some files more than 400,000 rows and about 20 columns, which invariably leads to the fact that Google "lies". Struggled with ...