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Correct file permissions for WordPress [closed]
...s on the best file permissions. I also took a look at some of WordPress's form's questions over here too but anybody that suggests 777 obviously needs a little lesson in security.
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Payment Processors - What do I need to know if I want to accept credit cards on my website? [closed]
... TCP/IP communication with their API. They will process the credit card information on your behalf. Two vendors are Authorize.Net and PayFlow Pro. The link I provide below has some more information on other vendors.
Now what? For starters there are guidelines on what your application has to adhe...
Why are Perl 5's function prototypes bad?
...ficult to call functions using anything other than the
strictly prescribed form.
See Prototypes in perlsub for all the gory details.
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Return type of '?:' (ternary conditional operator)
...r one can be converted but the conversion is ambiguous, the program is ill-formed. If neither can be converted, the operands are left unchanged and further checking is performed as described below. If exactly one conversion is possible, that conversion is applied to the chosen operand and the conver...
How do I prevent site scraping? [closed]
...culties that I've encountered while writing scrapers, as well as bits of information and ideas from around the interwebs.
How to stop scraping
You can't completely prevent it, since whatever you do, determined scrapers can still figure out how to scrape. However, you can stop a lot of scraping by...
Passing arrays as parameters in bash
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N.B.: It is worth mentioning that array initialization using this bracket form initializes the new array according to the IFS or Internal Field Separator which is by default tab, newline and space. in that case, since it used [@] notation each element is seen by itself as if he was quoted (contrary...
std::wstring VS std::string
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On Linux? Almost never (§).
On Windows? Almost always (§).
On cross-platform code? Depends on your toolkit...
(§) : unless you use a toolkit/framework saying otherwise
Can std::string hold all the ASCII character set including special characters?
Notice: A std::string is suitable for holding a...
Does the C++ standard mandate poor performance for iostreams, or am I just dealing with a poor imple
Every time I mention slow performance of C++ standard library iostreams, I get met with a wave of disbelief. Yet I have profiler results showing large amounts of time spent in iostream library code (full compiler optimizations), and switching from iostreams to OS-specific I/O APIs and custom buffer...
Why does the MongoDB Java driver use a random number generator in a conditional?
...t programming at work.
That line is gratuitously convoluted. The general form
a? true : b
for boolean a, b is equivalent to the simple
a || b
The surrounding negation and excessive parentheses convolute things further. Keeping in mind De Morgan's laws it is a trivial observation that this pie...
What is the maximum length of a URL in different browsers?
...LD be able to handle URIs of
unbounded length if they provide
GET-based forms that could generate
such URIs. A server SHOULD return
414 (Request-URI Too Long) status if a
URI is longer than the server can
handle (see section 10.4.15).
That RFC has been obsoleted by RFC7230 which is a refre...