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NSObject +load and +initialize - What do they do?
...ride +initialize or +load. Documentation makes it clear these methods are called for you by the Objective-C runtime, but that's really all that is clear from the documentation of those methods. :-)
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I lose my data when the container exits
...it. Try this:
sudo docker pull ubuntu
sudo docker run ubuntu apt-get install -y ping
Then get the container id using this command:
sudo docker ps -l
Commit changes to the container:
sudo docker commit <container_id> iman/ping
Then run the container:
sudo docker run iman/ping ping w...
How do I analyze a program's core dump file with GDB when it has command-line parameters?
...xt_ptr = "string in text segment";
(void)argv;
mmap_ptr = (char *)malloc(sizeof(data_ptr) + 1);
strcpy(mmap_ptr, data_ptr);
mmap_ptr[10] = 'm';
mmap_ptr[11] = 'm';
mmap_ptr[12] = 'a';
mmap_ptr[13] = 'p';
printf("text addr: %p\n", text_ptr);
printf("data addr: %p\n...
convert String to DateTime
...
DateTime.strptime allows you to specify the format and convert a String to a DateTime.
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Nodejs - Redirect url
...'/login') merely sends the login.html content in the response of the ajax call made. How do I rather open the page?
– Tarun
Oct 24 '16 at 20:03
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Python: TypeError: cannot concatenate 'str' and 'int' objects [duplicate]
...ed by the last print statement.
You can assign the result of the str(c) call to c as correctly shown by @jamylak and then concatenate all of the strings, or you can replace the last print simply with this:
print "a + b as integers: ", c # note the comma here
in which case
str(c)
isn't nece...
How does a language expand itself? [closed]
...onality.
In the case of e.g. Windows the operating system exposes the so-called WIN32 API for applications running on Windows. The Qt library uses that API to provide applications using Qt to its own API. You use Qt, Qt uses WIN32, WIN32 uses lower levels of the Windows operating system, and so on ...
How to get the text node of an element?
...wered Jun 29 '11 at 11:58
James AllardiceJames Allardice
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Complete Working Sample of the Gmail Three-Fragment Animation Scenario?
...at I'll refer to as "the Gmail three-fragment animation" scenario. Specifically, we want to start with two fragments, like this:
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Java Class.cast() vs. cast operator
...ject) isn't special to the compiler. It could be optimized when used statically (i.e. Foo.class.cast(o) rather than cls.cast(o)) but I've never seen anybody using it - which makes the effort of building this optimization into the compiler somewhat worthless.
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