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“unmappable character for encoding” warning in Java
...kipedia, the copyright symbol is unicode U+00A9 so your line should read:
String copyright = "\u00a9 2003-2008 My Company. All rights reserved.";
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What is aria-label and how should I use it?
...is rather common since sighted users and developers are less likely to put extra effort in extensive testing with screen readers while on the other hand ARIA specs and validators are currently far from perfect and even confusing in some cases. On top of that each browser and screen reader implement ...
How to inspect the return value of a function in GDB?
...ue -- given the program
int fun() {
return 42;
}
int main( int argc, char *v[] ) {
fun();
return 0;
}
You can debug it as such --
(gdb) r
Starting program: /usr/home/hark/a.out
Breakpoint 1, fun () at test.c:2
2 return 42;
(gdb) finish
Run till exit from #0 fun () a...
How to compute the sum and average of elements in an array?
...age is: " + avg );
Just iterate through the array, since your values are strings, they have to be converted to an integer first. And average is just the sum of values divided by the number of values.
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Thread pooling in C++11
... func();
}
}
main.cpp
#include "function_pool.h"
#include <string>
#include <iostream>
#include <mutex>
#include <functional>
#include <thread>
#include <vector>
Function_pool func_pool;
class quit_worker_exception : public std::exception {};
void ...
Failure [INSTALL_FAILED_ALREADY_EXISTS] when I tried to update my application
...lease variant
Bonus
I set up an alias in my ~/.bash_profile, to make it a 2char command.
alias bi="gradlew && adb install -r exampleApp.apk"
(Short for Build and Install)
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How can I make a div not larger than its contents?
... not need shrink-to-fit element as often as one may think. Why do you need extra div around your table? Maybe table caption is all you need.
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Get data from fs.readFile
...file named filename.
If encoding is specified then this function returns a string. Otherwise it returns a buffer.
var text = fs.readFileSync('test.md','utf8')
console.log (text)
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ListView item background via custom selector
...t write android:listSelector="@android:color/transparent". No need for the extra list_selector.xml.
– Sofi Software LLC
Sep 30 '13 at 22:12
1
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how to show lines in common (reverse diff)?
...
Thank you for coming back and clarifying Ryder. The extra attention is noted and appreciated (all t0o easy to let old things slip away!). I've switched the accepted answer because comm is clearly the community's choice, even though personally I still use this when sorting is u...