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How to return smart pointers (shared_ptr), by reference or by value?
...rinciple, when get_names()
returns, we have to copy a vector of strings. Then, we need to copy it again when we initialize
names, and we need to destroy the first copy. If there are N strings in the vector, each copy
could require as many as N+1 memory allocations and a whole slew of cache-un...
“Insufficient Storage Available” even there is lot of free space in device memory
...ther Prompt User mode or Root Access mode (Prompt User mode is safer). You then should be able to then see the files in the /data/log directory. Also you will be able to bulk delete all the files. This method is easier, but deleting the files is slower.
– rhlee
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Compression/Decompression string with C#
...They are all incompatible formats. If you are able to open it from Windows then I suggest you post a question on SO posting the code you are using.
– xanatos
Apr 13 '15 at 7:43
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Automatically plot different colored lines
...ou can specify the colour order for the session or just for the figure and then just plot an array and let MATLAB automatically cycle through the colours specified.
see Changing the Default ColorOrder
example
set(0,'DefaultAxesColorOrder',jet(5))
A=rand(10,5);
plot(A);
...
Reading/writing an INI file
...
this worked for me, and then stopped working from another point. No idea still what went different under the hood
– nawfal
Jun 8 '12 at 8:55
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Why can't enum's constructor access static fields?
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If you add a nested class, then the statics of that will be initialised at an appropriate time.
– Tom Hawtin - tackline
Jan 14 '09 at 18:53
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Modifying a query string without reloading the page
...
Then the history API is exactly what you are looking for. If you wish to support legacy browsers as well, then look for a library that falls back on manipulating the URL's hash tag if the browser doesn't provide the history A...
Thread pooling in C++11
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You can use C++ Thread Pool Library, https://github.com/vit-vit/ctpl.
Then the code your wrote can be replaced with the following
#include <ctpl.h> // or <ctpl_stl.h> if ou do not have Boost library
int main (int argc, char *argv[]) {
ctpl::thread_pool p(2 /* two threads in t...
Override configured user for a single git commit
... for a user when first running any git command in the active shell. It'll then remember the user for all subsequent runs.
(obviously cross reference an input user value to exact desired names and email addresses for the various git auther/name values in the case block and update the assigns as nee...
When to favor ng-if vs. ng-show/ng-hide?
...ring the $digest cycle on a hunk of DOM that nobody's even looking at. And then you realize you've got dozens or hundreds of invisible elements all doing the same thing...
Desktops may indeed be powerful enough to render most JS execution-speed issues moot. But if you're developing for mobile, usin...