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How to convert a std::string to const char* or char*?
...llowed to contain any number of NULs - they are given no special treatment by std::string (same in C++03).
In C++03, things were considerably more complicated (key differences highlighted):
x.data()
returns const char* to the string's internal buffer which wasn't required by the Standard to con...
How to make a SPA SEO crawlable?
I've been working on how to make a SPA crawlable by google based on google's instructions . Even though there are quite a few general explanations I couldn't find anywhere a more thorough step-by-step tutorial with actual examples. After having finished this I would like to share my solution so th...
AJAX post error : Refused to set unsafe header “Connection”
...quest isn't allowed to set these headers, they are being set automatically by the browser. The reason is that by manipulating these headers you might be able to trick the server into accepting a second request through the same connection, one that wouldn't go through the usual security checks - that...
Convert HTML to PDF in .NET
I want to generate a PDF by passing HTML contents to a function. I have made use of iTextSharp for this but it does not perform well when it encounters tables and the layout just gets messy.
...
Get the full URL in PHP
...a https link? What if HTTP_HOST is not available or has been tampered with by client side? This answer seems incomplete and unreliable.
– Manachi
Apr 5 '13 at 2:07
...
How to vertically align into the center of the content of a div with defined width/height?
...an be seen in the demo. You can get it to work for every scenario manually by changing the height % of your content div and multiplying it by -.5 to get your margin-top value.
.area{
position:relative;
display:block;
height:100px;
width:100px;
border:1px solid black;
backg...
JavaScript console.log causes error: “Synchronous XMLHttpRequest on the main thread is deprecated…”
... to continue loading.
In situations like this one you'd be better served by looking into a binding framework of some kind and just returning a JSON object, or depending on your backend and templating you could change how you load your scripts.
You could also use jQuery's getScript() to grab rele...
Difference between using Throwable and Exception in a try catch
...
By catching Throwable it includes things that subclass Error. You should generally not do that, except perhaps at the very highest "catch all" level of a thread where you want to log or otherwise handle absolutely everything ...
Reversing a linked list in Java, recursively
...t spells it out, but you might find it easier to start from the bottom up, by asking and answering tiny questions (this is the approach in The Little Lisper):
What is the reverse of null (the empty list)? null.
What is the reverse of a one element list? the element.
What is the reverse of an n ele...
CSS - Expand float child DIV height to parent's height
..., I'd suggest you use one of three more robust solutions:
display: flex: by far the simplest & best solution and very flexible - but unsupported by IE9 and older.
table or display: table: very simple, very compatible (pretty much every browser ever), quite flexible.
display: inline-block; wid...