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How do I remove all non alphanumeric characters from a string except dash?
How do I remove all non alphanumeric characters from a string except dash and space characters?
13 Answers
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send/post xml file using curl command line
...send/post an xml file to a local server http://localhost:8080 using curl from the command line?
8 Answers
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How can I get Maven to stop attempting to check for updates for artifacts from a certain group from
...en't downloaded which is exactly that I wanted.
– wolfroma
Aug 24 '17 at 19:16
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Which one is the best PDF-API for PHP? [closed]
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From the mpdf site:
"mPDF is a PHP class which generates PDF files from UTF-8 encoded HTML. It is based on FPDF and HTML2FPDF, with a number of enhancements."
mpdf is superior to FPDF for language handling and UTF-8 support....
What is Python used for? [closed]
...Every type conversion in python must be done explicitly. This is different from, for example, Perl or Javascript, where you have weak typing, and can write things like "hello" + 5 to get "hello5".
Python is object oriented, with class-based inheritance. Everything is an object (including classes, fu...
Maximum Java heap size of a 32-bit JVM on a 64-bit OS
...er. On most modern 32-bit Windows systems the maximum heap size will range from 1.4G to 1.6G. On 32-bit Solaris kernels the address space is limited to 2G. On 64-bit operating systems running the 32-bit VM, the max heap size can be higher, approaching 4G on many Solaris systems.
(http://www.oracle....
Collection was modified; enumeration operation may not execute
... Well ToList() itself is not atomic. It can still throw, but from Tolist()!
– joe
Jun 10 at 9:08
How? Th...
What is Lazy Loading?
...his application is probably doing a lot of eager loading... loading things from disk, and doing calculations and whatnot long before it is ever needed.
Compare this to lazy loading, the application would start much faster, but then the first time you need to do something that requires some long run...
What is the curiously recurring template pattern (CRTP)?
... template assumes that its specialization for any type X will be inherited from singleton<X> and thus will have all its (public, protected) members accessible, including the GetInstance! There are other useful uses of CRTP. For example, if you want to count all instances that currently exist f...
Determining Referer in PHP
...f the (lack of) reliability, and I need the page being called to only come from requests originating on my site.
Edit: I am looking to verify that a script that preforms a series of actions is being called from a page on my website.
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