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When to use virtual destructors?
...n delete b], if the static type of the
object to be deleted is different from its dynamic type, the static
type shall be a base class of the dynamic type of the object to be
deleted and the static type shall have a virtual destructor or the
behavior is undefined.
In most implementations, t...
Convert PDF to clean SVG? [closed]
...explanations of difficulties when it comes to recognize and extract "text" from PDFs, see my hand-coded PDF files (with the embedded comments) at GitHub. (Open them in a text editor of your choices as well as a PDF viewer and copy'n'paste text from the files.)
– Kurt Pfeifle
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Proper MIME type for OTF fonts
... types for fonts under the top level font media type. The older MIME types from my original posting are now listed as deprecated.
Font types as listed by IANA are now:
.otf -> font/otf
.sfnt -> font/sfnt
.ttf -> font/ttf
.woff -> font/woff
.woff2 -> font/woff2
Other non-sta...
When should the xlsm or xlsb formats be used?
... GHz, 4 GB RAM, 5.400 rpm SATA II HD; Windows 7, under somewhat heavy load from other processes.)
Beside this, there should be no differences. More precisely,
both formats support exactly the same feature set
cites this blog post from 2006-08-29. So maybe the info that .xlsb does not support...
What is the difference between C, C99, ANSI C and GNU C?
...ventor of the C language, as one of the authors. This was "the C language" from 1972-1989.
The first C standard was released 1989 nationally in USA, by their national standard institute ANSI. This release is called C89 or ANSI-C. From 1989-1990 this was "the C language".
The year after, the Americ...
Separate REST JSON API server and client? [closed]
I'm about to create a bunch of web apps from scratch. (See http://50pop.com/code for overview.) I'd like for them to be able to be accessed from many different clients: front-end websites, smartphone apps, backend webservices, etc. So I really want a JSON REST API for each one.
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How do I prevent the padding property from changing width or height in CSS?
... in your newdiv with width: auto and margin-left: 20px
Remove the padding from newdiv.
The W3 Box model page has good info.
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How to pass boolean values to a PowerShell script from a command prompt
I have to invoke a PowerShell script from a batch file. One of the arguments to the script is a boolean value:
10 Answers
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What is the default access specifier in Java?
...h you can't use this explicitly), which means the field will be accessible from inside the same package to which the class belongs.
As mdma pointed out, it isn't true for interface members though, for which the default is "public".
See Java's Access Specifiers
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What exactly is Apache Camel?
...y nothing else. They show us a complete set of patterns that we may choose from and implement in our different components that will together form the whole system.
So what is Apache Camel?
Apache Camel offers you the interfaces for the EIPs, the base objects, commonly needed implementations, debug...