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How to resize a VirtualBox vmdk file
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vmdk's :
Rather fixed size allocation (step 1,2).
Even after expansion, not readily available inside the vmdk's OS (step 3,4,5)
STEPS:
1) convert to ".vdi" first - VBoxManage clonehd v1.vmdk v1.vdi --format vdi
2) expand the size using command-line (R...
Getting the name of a child class in the parent class (static context)
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in short. this is not possible. in php4 you could implement a terrible hack (examine the debug_backtrace()) but that method does not work in PHP5. references:
30423
37684
34421
edit: an example of late static binding in PHP 5.3 (mentioned in comments). no...
Why is ArrayDeque better than LinkedList
...ou exclude the iteration costs for real time application and ability to prealloc the needed capacity, the GC may need to iterate the entire LinkedList. Basically you are moving the costs (which are higher to boot) into the GC.
– bestsss
May 19 '14 at 5:26
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How to prevent Browser cache for php site
I have a php site running in cloud server.When ever i add new files css, js or images the browser is loading the same old js, css and image files stored in cache.
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What is the difference between MySQL, MySQLi and PDO? [closed]
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There are (more than) three popular ways to use MySQL from PHP. This outlines some features/differences PHP: Choosing an API:
(DEPRECATED) The mysql functions are procedural and use manual escaping.
MySQLi is a replacement for the mysql functions, with object-oriented and procedur...
Creating a segue programmatically
...wViewController
{
MyNewViewController *myNewVC = [[MyNewViewController alloc] init];
// do any setup you need for myNewVC
[self presentModalViewController:myNewVC animated:YES];
}
and then in your derived class, call that method when the appropriate button is clicked or table row is ...
PHP Session Security
What are some guidelines for maintaining responsible session security with PHP? There's information all over the web and it's about time it all landed in one place!
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Best way to create an empty object in JSON with PHP?
...ght therefor say that your code is valid and that it's the method to use.
PHP: Objects - Manual
If a value of any other type is converted to an object, a new instance of the stdClass built-in class is created. If the value was NULL, the new instance will be empty.
.. but, try to keep it safe!
Tho...
Generating a drop down list of timezones with PHP
...low are two lists that I found and then one method using the built in PHP DateTime class in PHP 5.
25 Answers
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In C, how should I read a text file and print all strings
...igned.
If you want to read the file in chunks, but without dynamic memory allocation, you can do:
#define CHUNK 1024 /* read 1024 bytes at a time */
char buf[CHUNK];
FILE *file;
size_t nread;
file = fopen("test.txt", "r");
if (file) {
while ((nread = fread(buf, 1, sizeof buf, file)) > 0)
...