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The ionCube Loader uses the technique of on-the-fly patching of compiled code in memory to achieve back compatibility of running older files on newer versions of PHP. [ 1 ] [ 2 ] The encoding products were subsequently ported to FreeBSD , Microsoft Windows and Mac OS X , and the range of products expanded to offer additional features such as ...
Launched in 2001, ionCube PHP Accelerator (PHPA) was the first freely available PHP accelerator to compete with the commercial Zend Cache product. Created before ionCube Ltd. was founded and at a time when the performance of PHP was regarded as lackluster when compared to other popular web programming languages, [citation needed] PHPA showed that PHP can compete with other languages ...
PHP accelerators substantially increase the speed of PHP applications. Improvements of web page generation throughput by factors of two to seven have been observed.
Note: The column MBR (Master Boot Record) refers to whether or not the boot loader can be stored in the first sector of a mass storage device. The column VBR (Volume Boot Record) refers to the ability of the boot loader to be stored in the first sector of any partition on a mass storage device.
In Microsoft Windows 7 and above, the loader is the LdrInitializeThunk function contained in ntdll.dll, which does the following: initialisation of structures in the DLL itself (i.e. critical sections, module lists); validation of executable to load; creation of a heap (via the function RtlCreateHeap);
At its core, the PE format is a structured data container that gives the Windows operating system loader everything it needs to properly manage the executable code it contains. This includes references for dynamically linked libraries , tables for importing and exporting API s, resource management data and thread-local storage (TLS) information.
Examples of this can be seen in dyld's manual page. [10] A typical modification of this behavior is the use of the DYLD_FRAMEWORK_PATH and DYLD_PRINT_LIBRARIES environment variables. The former of the previously-mentioned variables adjusts the executables' search path for the shared libraries, while the latter displays the names of the ...
NTLDR (abbreviation of NT loader) is the boot loader for all releases of Windows NT operating system from 1993 with the release of Windows NT 3.1 up until Windows XP and Windows Server 2003. From Windows Vista onwards it was replaced by the BOOTMGR bootloader.