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Concept of void pointer in C programming
...eger must be aligned at 4-byte boundary to be dereferenced).
For example, reading uint16_t from void*:
/* may receive wrong value if ptr is not 2-byte aligned */
uint16_t value = *(uint16_t*)ptr;
/* portable way of reading a little-endian value */
uint16_t value = *(uint8_t*)ptr
| ...
Cookies on localhost with explicit domain
... somewhat poorly worded. "Setting to null or false or empty string" should read "Not setting the 'domain' portion of the cookie at all." For example, using a simple test to completely leave out the domain section of the cookie works for localhost: ((domain && domain !== "localhost") ? ";doma...
What is the need of JSF, when UI can be achieved with JavaScript libraries such as jQuery and Angula
I was reading about JSF that its a UI framework and provides some UI components. But how is it better or different from number of components that are available from jQueryUI, AngularJS, ExtJS, or even plain HTML, CSS and JavaScript.
...
How do I get logs/details of ansible-playbook module executions?
...Using callback plugins, you can have the stdout of your commands output in readable form with the play:
gist: human_log.py
Edit for example output:
_____________________________________
< TASK: common | install apt packages >
-------------------------------------
\ ^__^
...
ASP.NET MVC Razor pass model to layout
...nd always feels a little bit kludgy to me. My understanding is that it's 'read-once' so that as soon as you read it it removes it from session (or perhaps as soon as the request is over). It's possible that you store session in Sql Server (or Dynamo Db) so consider the fact that you'd have to se...
HTML 5: Is it , , or ?
... Since it's optional, I like more the /> because it is good for the readability.
– BrunoLM
Jul 13 '10 at 12:12
42
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What's valid and what's not in a URI query?
I've been Googling this back and forth reading RFCs and SO questions trying to crack this, but I still don't got jack.
7 An...
What is mod_php?
... You should enable it if PHP isn't currently working. If PHP is already working then it must be using CGI, in which case you'll probably need to do more than just enable the module. The module may not even exist on the system.
– d11wtq
Apr 26 '10 at 1...
log4j logging hierarchy order
...n (at the end of the section) differs in treating OFF and ALL, well, after reading some of the source (not finding special cases) I doubt that their table is correct.
– Wolf
May 24 '18 at 9:58
...
A simple scenario using wait() and notify() in java
...it() and notify() methods are designed to provide a mechanism to allow a thread to block until a specific condition is met. For this I assume you're wanting to write a blocking queue implementation, where you have some fixed size backing-store of elements.
The first thing you have to do is to ident...