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Signed to unsigned conversion in C - is it always safe?
...he unsigned value (UINT_MAX +1). Similarly what is the easy way to convert from unsigned to signed? Do we need to subtract the given number from max value (256 in case of unsigned char)? For example: 140 when converted to signed number becomes -116. But 20 becomes 20 itself. So any easy trick here?
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Removing duplicates from a list of lists
...ttleneck, keeping a set of tuples all the time and getting a list of lists from it only if and where needed, might be faster overall, for example.
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jquery save json data object in cookie
...sket-data", JSON.stringify($("#ArticlesHolder").data()));
Then to get it from the cookie:
$("#ArticlesHolder").data(JSON.parse($.cookie("basket-data")));
This relies on JSON.stringify() and JSON.parse() to serialize/deserialize your data object, for older browsers (IE<8) include json2.js to ...
What are the differences between json and simplejson Python modules?
...have seen many projects using simplejson module instead of json module from the Standard Library. Also, there are many different simplejson modules. Why would use these alternatives, instead of the one in the Standard Library?
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iPhone Data Usage Tracking/Monitoring
...statistic (ifa_data->ifi_obytes and ifa_data->ifi_ibytes) are stored from previous device reboot.
I don't know why, but ifi_opackets and ifi_ipackets are shown just for lo0 (I think its main interface ).
Yes. Then device is connected via WiFi and doesn't use internet if_iobytes values sti...
View's getWidth() and getHeight() returns 0
...resource to define the button size, then reference that dimension resource from your layout file and your source code, to avoid this problem.
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Staging Deleted files
...ions.
Git 2.0.0 Docs - git-add
< pathspec >…
Files to add content from. Fileglobs (e.g. *.c) can be given to add all
matching files. Also a leading directory name (e.g. dir to add dir/file1 and dir/file2) can be given to update the index to match the current state of the directory as a whol...
Codeigniter - no input file specified
... tough time to setup the .htaccess file so that i can remove the index.php from my urls. However, after some googling, i combined the answer on this thread and other answers. My final working .htaccess file has the following contents:
<IfModule mod_rewrite.c>
# Turn on URL rewriting
R...
Github: Import upstream branch into fork
I have a fork ( origin ) from a project ( upstream ) on github. Now the upstream project has added a new branch, I want to import into my fork. How do I do that?
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What is the purpose of the “final” keyword in C++11 for functions?
...rn already mentioned in a comment is that if you are overriding a function from a base class, then you cannot possibly mark it as non-virtual:
struct base {
virtual void f();
};
struct derived : base {
void f() final; // virtual as it overrides base::f
};
struct mostderived : derived {
...