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Detect changes made in WindowsForms controls, C #

I need to detect the changes that were made to the form, either in TextBox , Datagridview or other controls.    Here is a small example as a test code (GoogleDrive Link ) IdentificarCambios.zip       This works Perfect...
asked on 05.01.2018 / 22:50
2
answers

BitmapFactory.decodeStream (fileInputStream) returns null - Android

Good! I have a problem with the following code in Android Studio: try { FileInputStream fileInputStream = new FileInputStream(dirPhoto); bitmap = BitmapFactory.decodeStream(fileInputStream); vwImagen.setImageBitmap(bitmap); } catch (S...
asked on 17.03.2017 / 19:37
1
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0 ^ 0 = 1 in Oracle?

Why the oracle power function returns a 1 in the following statement: SELECT POWER(0, 0) FROM dual; As I understand this it should be an indeterminacy since 0 ^ 0 is equivalent to saying 0 ^ (nn) , assuming n an integer positive...
asked on 29.06.2017 / 02:15
1
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Using window.print in Google Chrome does not print text

I am trying to generate the printing functionality of certain "text only" information using the "window.print" function. In both Microsoft Edge and Internet Explorer (IE9 and higher versions) the printing of a selected text works. Howeve...
asked on 09.08.2017 / 16:42
2
answers

Select dependent on Django?

How do I place four select to my template that show state, municipality, location? and of course, if the user selects the state DF, the other select only brings the municipalities and localities. How do I do it? In order to save them al...
asked on 04.01.2016 / 18:07
1
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Problem inserting data with MySQLi

I have this database created in phpMyAdmin: The problem I have is that when I insert the data of the form where I create a user manages to connect to the database, the data sends them but does not save them, concluding with the redirect...
asked on 26.12.2015 / 07:20
1
answer

Apply CSS styles to Light DOM (shadow DOM) in custom element HTML5

I have read all the documentation about web components and according to the standards it is not possible to apply isolated CSS styles (shadow) to the elements that the user introduces within a custom element (light DOM), that is, the content tha...
asked on 04.11.2017 / 10:38
2
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Get the maximum amount for each record in sql query

I work in sql server 2000 and I'm doing a query to a "people" table, that has many duplicate records, does not have a primary key, that is, each time a person enters the system they have a record with a different age (the one that was recorded a...
asked on 09.06.2016 / 20:02
5
answers

Error android.os.NetworkOnMainThreadException in using Android HttpURLConnection

I try to make a request for a resource json using HttpURLConnection I test the following code in onCreate () try { URL url = new URL("http://localhost/testrealm/api/v1/status"); HttpURLConnection urlConnec...
asked on 10.06.2016 / 14:41
2
answers

Captcha Plugin for Wordpress

I have been looking into how to implement a captcha in the forms of a website. Specifically, I used Google ReCaptcha using the API provided by it. All this I did in a single Wordpress theme and I must pass those changes to a new theme. To avo...
asked on 14.01.2016 / 18:12