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Gisselle Pfeffer

Questions by Gisselle Pfeffer

I don't understand this diagram of fork()?

How we can get this process with this condition??schema of process? int main (int argc, char **argv) { in...

Video background grid overlay issue?

This is probably a really obvious mistake that i'm missing, but anyway: I'm having an issue with using a video as a...

MongoDB: exception in initAndListen: 20 Attempted to create a lock file on a read-only directory: /data/db, terminating?

I created /data/db in root directory and ran ./mongod: [initandlisten] exception in initAndListen: 20 Attempted to ...

Proper way to empty a C-String?

I've been working on a project in C that requires me to mess around with strings a lot. Normally, I do program in C...

Can't subtract offset-naive and offset-aware datetimes?

I have a timezone aware timestamptz field in PostgreSQL. When I pull data from the table, I then want to subtract th...

fatal error: libxml/xmlmemory.h: No such file or directory?

Can anyone explain to me that error and what should I do to solve it !?: In file included from /home/jros/catkin_ws...

How to get the type of T from a member of a generic class or method??

Let say I have a generic member in a class or method, so: public class Foo<T> { public List<T> Bar ...

Create a PDF from Webview on Android?

So I am trying to create a PDF from a Webview. Right now I can create an image from the webview, but I am having som...

How to read until ESC button is pressed from cin in C++?

I'm coding a program that reads data directly from user input and was wondering how could I read all data until ESC ...

Error while powering on: VMware Player cannot connect to the virtual machine?

Im using Windows8, the problem is while connecting to Ubuntu though VMware I receives an error that I do not have a ...

How to implement Multiline EditText with ActionDone button (without Enter button)?

I have EditText which is used for entering contents on messages (emails, sms). I want message to be immediately post...

Cannot insert explicit value for identity column in table 'table' when IDENTITY_INSERT is set to OFF?

I have the below error when I execute the following script. What is the error about, and how it can be resolved? In...

Creating random colour in Java??

I want to draw random coloured points on a JPanel in a Java application. Is there any method to create random colour...

onclick event pass <li> id or value?

I want to pass &lt;li&gt; id or value in onclick event. here is my exiting code. &lt;li onclick="getPaging(this.val...

Undefined reference to class constructor, including .cpp file fixes?

The problem I am having is that, when I call a constructor for a class I have created I get the following error. ...