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Why is  appearing in my HTML? [duplicate]
...
Try:
<?php
// Tell me the root folder path.
// You can also try this one
// $HOME = $_SERVER["DOCUMENT_ROOT"];
// Or this
// dirname(__FILE__)
$HOME = dirname(__FILE__);
// Is this a Windows host ? If it is, change this line to $W...
Does the C++ standard mandate poor performance for iostreams, or am I just dealing with a poor imple
...sing work. In your char[] array example, the array of the required size is allocated in advance. In your vector and ostringstream example you are forcing the objects to repeatedly allocate and reallocate and possibly copy data many times as the object grows.
With std::vector this is easly resolved...
Using a BOOL property
...fit to using properties with primitive types. @property is used with heap allocated NSObjects like NSString*, NSNumber*, UIButton*, and etc, because memory managed accessors are created for free. When you create a BOOL, the value is always allocated on the stack and does not require any special ac...
OOP vs Functional Programming vs Procedural [closed]
..., but I really can't see the big difference between it and procedural C or PHP, could you give some example?
– Leonel
Apr 1 '12 at 2:39
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How can I use a carriage return in a HTML tooltip?
... @Tarquin They don't work in HTML, they just work specifically in PHP's double quotes because that's a feature of PHP's double quotes.
– Brilliand
May 26 '15 at 19:11
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Java8 Lambdas vs Anonymous classes
...st don't try to use your counter from multiple threads. If you're going to allocate something on the heap and capture it in a lambda, you might as well use an AIC and add a field that you can mutate directly. Using a lambda this way can work, but why bother when you can use a real object?
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How do I close a single buffer (out of many) in Vim?
... buffer id using
:buffers
you will see list of buffers there like
1 a.php
2 b.php
3 c.php
if you want to remove b.php from buffer
:2bw
if you want to remove/close all from buffers
:1,3bw
share
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Preserve Line Breaks From TextArea When Writing To MySQL
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Two solutions for this:
PHP function nl2br():
e.g.,
echo nl2br("This\r\nis\n\ra\nstring\r");
// will output
This<br />
is<br />
a<br />
string<br />
Wrap the input in <pre></pre> tags.
See: W3C Wiki - HTML/El...
When should I use a struct instead of a class?
...hort-living. In such a case there is a good chance that the object will be allocated on the stack which is much more efficient than putting it on the managed heap. What is more the memory allocated by the object will be freed as soon as it goes outside its scope. In other words it's less work for Ga...
HMAC-SHA1 in bash
...ution, but mainly to prove that the results are the same, we can also call PHP's hmac_sha1() from the command line:
[me@home]$ echo '<?= hash_hmac("sha1", "value", "key") ?>' | php
57443a4c052350a44638835d64fd66822f813319
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