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Read file line by line using ifstream in C++
...implest approach is to open an std::ifstream and loop using std::getline() calls. The code is clean and easy to understand.
#include <fstream>
std::ifstream file(FILENAME);
if (file.is_open()) {
std::string line;
while (std::getline(file, line)) {
// using printf() in all tes...
Visual Studio setup problem - 'A problem has been encountered while loading the setup components. Ca
...ly of MS's faith in their usual VS maintenance tools that they have to provide this as well!
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CardView layout_width=“match_parent” does not match parent RecyclerView width
I have a fragment with contains a RecyclerView with layout_width="match_parent":
10 Answers
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Openstreetmap: embedding map in webpage (like Google Maps)
...et, which is built with mobile devices in mind.
There is a Quick Start Guide for leaflet. Besides basic features such as markers, with plugins it also supports routing using an external service.
For a simple map, it is IMHO easier and faster to set up than OpenLayers, yet fully configurable and t...
How do I read and parse an XML file in C#?
...nnerText; //or loop through its children as well
}
then read the text inside that node like this
string text = node.InnerText;
or read an attribute
string attr = node.Attributes["theattributename"]?.InnerText
Always check for null on Attributes["something"] since it will be null if the attri...
How to find the 'sizeof' (a pointer pointing to an array)?
...y Zan, which is to stash the size somewhere. For example, if you're dynamically allocating the array, allocate a block one int bigger than the one you need, stash the size in the first int, and return ptr+1 as the pointer to the array. When you need the size, decrement the pointer and peek at the ...
Measuring the distance between two coordinates in PHP
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call this function two times and add them up, alternately you change the function accordingly
– Janith Chinthana
May 19 '16 at 7:04
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Does using final for variables in Java improve garbage collection?
... refereces in the GC "root" locations (like all the objects in the current call stack). Each live object is "marked" as being alive, and any object referred to by a live object is also marked as being alive.
After the completion of the mark phase, the GC sweeps through the heap, freeing memory for ...
Use ASP.NET MVC validation with jquery ajax?
...on field is required."]
}]
This would be returned to your error handling callback of the $.ajax call
You can loop through the returned data to set the error messages as needed based on the Keys returned (I think something like $('input[name="' + err.key + '"]') would find your input element
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How to cherry pick only changes for only one file, not the whole commit
...s that happened in a single commit, but just take the resulting state of said file. So if you added a line in a commit, but previous commits changed more, and you only want to add that line without those other changes, then a checkout is not what you want.
Otherwise if you want to apply the patch i...