vlad popescu - Page 4 - Developer IT

update of an android application

- by klaus-vlad

Hi, Could someone explain in technical details how an android application handles updates ? . What kind of information does the application usually needs to send to request an update , and what does it receives back ? .

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Which event belongs to "type text into textfield" using jQuery

- by vlad

Hi there, Just imagine a formular where there is a checkbox and a textfield. If someone starts typing into the textfield "bla bla bla whatever", the checkbox should tick itself. Is there a event that corresponds to the typing or do I have to use .focus ?

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How to validate a form with jQuery?

- by vlad

I tried to find the answer in other questions but actually nothing worked -.- Somehow I hate JavaScript ... Anyway! My Code looks like: function validate() { if ($(":input").length == 0) { $(":input").addClass("notvalid"); return false; } else { $(":input").removeClass("notvalid"); return true; } return true; } …

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about finish() in android

- by klaus-vlad

Could someone provide a description of what happens when an activity calls its finish() ? Does it exits immediately or completes the function from which it was called ?

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gps orientation in android

- by klaus-vlad

Hi I know that the function Location.getBearing() returns the bearing if any when in move public void onLocationChanged(Location lastLocation) { int bearing=lastLocation.getBearing() } ,so now bearing might be , 170 degrees..but, I'd like to know if there is anything in android that will give me the direction of the…

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details of the update process

- by klaus-vlad

Hi, Could someone describe to me what happens when an android application is updated? Is it the old version uninstalled and then installed the new one ? What about the resources the application might need ?

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installing opencv for python issues

- by vlad

I'm running OS X Leopard. I followed this site to install it. Trying to run any demo script, I now get "No module named opencv.cv", which is obviously stopping me from doing any programming. I am running python 2.5.1 (yes, I know it's kind of old). Why would this be, and how can I solve it? Thanks

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"loading" div automatically appended when using cordova (phonegap)

- by Vlad Ioffe

I am using cordova for mobile app development on android platform. I have this html code in www/index.html file: <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8"…

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Game logic dynamically extendable architecture implementation patterns

- by Vlad

When coding games there are a lot of cases when you need to inject your logic into existing class dynamically and without making unnecessary dependencies. For an example I have a Rabbit which can be affected by freeze ability so it can't jump. It could be implemented like this: class Rabbit { public bool CanJump { get;…

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c++ builder TClientWinSocket simbol substitution

- by Vlad

I have the following problem. I have to send a text telegram over tcp/ip to a host device. Telegram should be terminated using 0x1A (CTRL-Z) character. But when I send it, host told me that there is a wrong symbol in the telegram. When I terminate a telegram with 32 (0x20) everything is ok. I look the transfered data using…

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download file exception handling

- by klaus-vlad

Hi, In my application I download several critical files from a server, and I want to write some code that handles the case where the a file download didn't complete for a reason or other ,to retry downloading it at next startup. The function that downloads a file at a time however throws only MalformedURLException and…

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Seekbar length manipulation

- by klaus-vlad

Hi, I'm using a seekbar in my android application to set the volume. However the length of the seekbar is unesthetically too short. So is there a way to customize the length of a seek bar ?

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SharedPreferences file

- by klaus-vlad

Hi, Does somebody knows where the file with the actual stored SharedPreferences is located?

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Linq-to-XML explicit casting in a generic method

- by vlad

I've looked for a similar question, but the only one that was close didn't help me in the end. I have an XML file that looks like this: <Fields> <Field name="abc" value="2011-01-01" /> <Field name="xyz" value="" /> <Field name="tuv" value="123.456" /> </Fields> I'm trying to…

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Drupal 6 primary links: how do I link to my latest news?

- by Vlad Socaciu

I've defined a custom content type - news. I also have a menu item - latest news - that links to one of the news nodes. I want it to link to the latest of them. How would I do that?

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WINSDK: Determining whether an arbitrary pid identifies a running process on Windows

- by Vlad Romascanu

Attempting to implement a poor man's test of whether a process is still running or not (essentially an equivalent of the trivial kill(pid, 0).) Hoped to be able to simply call OpenProcess with some minimal desired access then test for either GetLastError() == ERROR_INVALID_PARAMETER or GetExitCodeProcess(...) !=…

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'Previous' Button in HTML/PHP

- by vlad

Hi there, I thought hours about that problem but I didn't come to any conclusion. My problem here is that I need a 'Previous' Button added to a form. The user should fill out a formular that is splitted up in 13 parts. Every part is an own formular having a 'Next' button for submitting everything to a database…

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Scroll to a position in a listView

- by klaus-vlad

Hi, I have a long listView that the user scrolls around and then returns to the previous menu . What I want is that when the user opens this list View again the list to be scrolled to where the it was previously left. Any ideas on how this can be achieved ?

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How to control a webView

- by klaus-vlad

Hi, In one of my xml layouts I use an webview (besides other TextViews) for which I call loadUrl("myURL") to display the content from a url. The desired effect is to have displayed in a screen all the other textViews , and below them the content of web page. However when the webview loads the URL , it starts a…

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automatic install of apk

- by klaus-vlad

Hi, I'd like to know if it is possible to trigger programmatically the installation of an apk that is on the card ?

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detect roaming events ?

- by klaus-vlad

hi, How could I detect that the phone is data roaming ?

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Question Withdrawn [closed]

- by Vlad

This question was withdrawn.

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How to calculate number of leap years between two years in C#

- by Vlad Bezden

Hi All, Is there a better way to calculate number of leap years between two years. Assuming I have start date and end date. I have my code, but I think there should be more elegant way. calling code: var numberOfLeapYears = NumberOfLeapYears(startDate.Year + 1, endDate.Year - 1); function itself: …

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application resources after update

- by klaus-vlad

Hi, I have a curiosity about application updates . What happens after such a process with the resources supposing that the update needs different resources than the ones the old version used ? Are they overwritten ?( like overwrite string.xml) or the old resources are deleted and replaced with the new ones…

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android resources in apk

- by klaus-vlad

HI Here's a thing I don't understand and hopefully someone will point to me. In my android development project under the folder res there are all the resources my application uses. The size is 3.11 mb and contains 1013 files . On the other hand in the apk there is the folder res with all the resources ass…

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