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Difference between Bridge pattern and Adapter pattern
...nsane number of classes. Let's say you have:
MemoryMappedFile and DirectReadFile types of file objects. Let's say you want to be able to read files from various sources (Maybe Linux vs. Windows implementations, etc.). Bridge helps you avoid winding up with:
MemoryMappedWindowsFile
MemoryMapp...
Java heap terminology: young, old and permanent generations?
... Java VMs that use class data sharing,
this generation is divided into
read-only and read-write areas.
Code Cache (non-heap): The HotSpot Java VM also includes a code cache,
containing memory that is used for
compilation and storage of native
code.
Java uses generational garbage col...
Write a program to find 100 largest numbers out of an array of 1 billion numbers
...
I'd like this answer enough to extend it. Read the numbers one time through to get the min/max values so that you can assume distribution. Then, take one of two options. If the range is small enough, build an array where you can simply check off numbers as they occ...
What's the difference between the various methods to get a Context?
...on, you
usually have two kinds of Context,
Activity and Application.
Reading the article a little bit further tells about the difference between the two and when you might want to consider using the application Context (Activity.getApplicationContext()) rather than using the Activity context t...
PHP - Debugging Curl
...mp', 'w+');
curl_setopt($handle, CURLOPT_STDERR, $verbose);
You can then read it after curl has done the request:
$result = curl_exec($handle);
if ($result === FALSE) {
printf("cUrl error (#%d): %s<br>\n", curl_errno($handle),
htmlspecialchars(curl_error($handle)));
}
rewind...
Placement of the asterisk in pointer declarations
...ase 4 is actually a death-trap then? Is there any specification or further reading that explains why int* test,test2 only makes the first variable a pointer?
– Michael Stum♦
Oct 7 '08 at 21:06
...
How can I get the list of files in a directory using C or C++?
.../* print all the files and directories within directory */
while ((ent = readdir (dir)) != NULL) {
printf ("%s\n", ent->d_name);
}
closedir (dir);
} else {
/* could not open directory */
perror ("");
return EXIT_FAILURE;
}
It is just a small header file and does most of the simp...
What makes Lisp macros so special?
Reading Paul Graham's essays on programming languages one would think that Lisp macros are the only way to go. As a busy developer, working on other platforms, I have not had the privilege of using Lisp macros. As someone who wants to understand the buzz, please explain what makes this feature s...
How do I convert between big-endian and little-endian values in C++?
...orm native order, all that counts is the byte order of the stream your are reading from, and you better hope it's well defined.
Note: it was remarked in the comment that absent explicit type conversion, it was important that data be an array of unsigned char or uint8_t. Using signed char or char (i...
Rails: How to change the text on the submit button in a Rails Form
...
It's worth reading the other answers that show how to make changes using a file such as config/locales/en.yml
– cwd
Jun 16 '18 at 11:48
...