All Questions

1
answer

Change color of selected item - select option

I have the following select . Is it possible to change its blue color to one that I want to apply, for example red?     
asked on 07.05.2015 / 19:39
3
answers

Retrieve longer and shorter time-bound dates

Within a table containing the data_inicio , data_fim , hora_inicio , hora_fim columns, you need to identify the following occurrences within a recordset: the lower start date, the higher end date, the start time lower an...
asked on 06.05.2015 / 22:30
1
answer

How to make an image rotate

I need to make an image spin infinitely only with HTML and CSS and possible if yes how it can be done.     
asked on 20.05.2015 / 18:29
2
answers

Save user and password without using database

I'm developing an application with% of type Console , and I'm trying to save some confidential settings like username, password and IP. The problem is, how to store this data securely locally without the use of a database anywhere. For examp...
asked on 13.05.2015 / 20:54
2
answers

Why does not this menu work in the mobile version?

I was looking for menu templates / layouts and found that pretty cool, but when I passed google to the cell phone view when I clicked on the menu the 1st ball would come and go, instead of coming all of them and staying there until I clicked t...
asked on 05.05.2015 / 21:37
1
answer

Capture words with accent with Scanner

I'm using a Scanner, in Java, to capture Words / Phrases; however when I type a word that contains accented or 'ç', the letter becomes a 'square'!     
asked on 15.04.2015 / 00:24
2
answers

Mysql - make each line increment 1

I want to make a query sql and I want each line to have a column indicating the line number eg: linha nome 1 joao 2 maria 3 tiago . . . . . . n joares But, this column "li...
asked on 22.05.2015 / 22:44
1
answer

What is the difference between $ var and $$ var?

What is the difference between a $ var and $$ var variable in PHP? How can it be used? Can you cite some examples of use?     
asked on 01.05.2015 / 16:54
2
answers

How to prevent POST from outside the server?

I'm creating an application and I did not want some smart guy to think about changing the path of a POST html to send the values he wants, so I used a method in PHP: $referral=$_SERVER['HTTP_REFERER']; $origin="https://...
asked on 12.04.2015 / 10:12
2
answers

Concatenate table name loop sql server

I'm trying to populate a table of my with a loop in sql server follow the code: declare @i int set @i =1 while @i < 5 begin INSERT INTO TABELA VALUES('teste') set @i = @i + 1 end I would like to concatenate the name of the table in the...
asked on 04.07.2014 / 16:40