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Concept of void pointer in C programming
...e a void* in two ways. Casting to char* is always acceptable, and if you know the original type it points to you can cast to that type. The void* has lost the type info so it'd have to be stored elsewhere.
– Dan Olson
Mar 29 '09 at 10:30
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Non-type template parameters
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In C++20 this is now allowed provided that the type has strong structured equality, is a literal, no mutable/volatile subobjects and where the spaceship operator is public.
– Rakete1111
Sep 12 '18 at 13:...
Running shell command and capturing the output
...ompared to the old way of doing things. But I think it's worth the payoff: now you can do almost anything you need to do with the run function alone.
Older versions of Python (2.7-3.4): check_output
If you are using an older version of Python, or need modest backwards compatibility, you can probab...
How to read the content of a file to a string in C?
...( &buffer, &len, '\0', fp);
if ( bytes_read != -1) {
/* Success, now the entire file is in the buffer */
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Change the Right Margin of a View Programmatically?
...eft, top, right, bottom
tv.setLayoutParams(params);
I can't test it right now, so my casting may be off by a bit, but the LayoutParams are what need to be modified to change the margin.
NOTE
Don't forget that if your TextView is inside, for example, a
RelativeLayout, one should use RelativeLayout....
Why wasn't PyPy included in standard Python?
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It is worth noting that PyPy now comes with an incremental GC, and is potentially more suitable for games as a consequence.
– porgarmingduod
Oct 23 '13 at 11:55
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How to do paging in AngularJS?
... ^^^^ For all new readers see Bogacs comment: items-per-page is now needed in the pagination element. Does not work without it.
– IfTrue
Sep 10 '15 at 15:47
14
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In Intellij, how do I toggle between camel case and underscore spaced?
...ndoing any changes. Update: it appears this bug has been fixed for a while now, so the CamelCase plugin is probably the way to go.
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What are the rules for the “…” token in the context of variadic templates?
...t side of ... is repeated — the unpacked patterns (call them expressions now) are separated by comma ,.
It can be best understood by some examples. Suppose you have this function template:
template<typename ...T> //pack
void f(T ... args) //pack
{
// here are unpack patterns
g( a...
How can I style an Android Switch?
...olors and shape a bit for branding reasons. How does one go about this? I know it must be possible, as ive seen the difference between default ICS and Samsung's touchwiz theme
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