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What are transparent comparators?
... = std::less<>, typename Alloc = std::allocator<T>>
using set = std::set<T, Cmp, Alloc>;
The name is_transparent comes from STL's N3421 which added the "diamond operators" to C++14. A "transparent functor" is one which accepts any argument types (which don't have to be the s...
JUnit test with dynamic number of tests
...hod params, not class fields
less code - you don't need a constructor to set up parameters
you can mix parametrised with non-parametrised methods in one class
params can be passed as a CSV string or from a parameters provider class
parameters provider class can have as many parameters provid...
Get the IP address of the machine
..."8.8.8.8";
uint16_t kDnsPort = 53;
struct sockaddr_in serv;
memset(&serv, 0, sizeof(serv));
serv.sin_family = AF_INET;
serv.sin_addr.s_addr = inet_addr(kGoogleDnsIp);
serv.sin_port = htons(kDnsPort);
int err = connect(sock, (const sockaddr*) &serv, sizeof(serv));...
How can I make an “are you sure” prompt in a Windows batchfile?
...
You want something like:
@echo off
setlocal
:PROMPT
SET /P AREYOUSURE=Are you sure (Y/[N])?
IF /I "%AREYOUSURE%" NEQ "Y" GOTO END
echo ... rest of file ...
:END
endlocal
share
...
Is R's apply family more than syntactic sugar?
...fects. When you change a variable value within a for loop, it is globally set. On the other hand, all apply functions can safely be used in parallel because changes are local to the function call (unless you try to use assign or <<-, in which case you can introduce side effects). Needless t...
Function Pointers in Java
...te your own) you can use a method reference in this case.
Java provides a set of common functional interfaces. whereas you could do the following:
public class Test {
public void test1(Integer i) {}
public void test2(Integer i) {}
public void consumer(Consumer<Integer> a) {
a.a...
Focus Next Element In Tab Index
...tion OnFocusOut()
{
var currentElement = $get(currentElementId); // ID set by OnFOcusIn
var curIndex = currentElement.tabIndex; //get current elements tab index
if(curIndex == lastTabIndex) { //if we are on the last tabindex, go back to the beginning
curIndex = 0;
}
var t...
Get HTML Source of WebElement in Selenium WebDriver using Python
...
Can I set a delay and get the latest source? There are dynamic contents loaded using javascript.
– CodeGuru
Oct 17 '13 at 23:41
...
Force add despite the .gitignore file
... editor after snippets, if snippets enabled
if (StackExchange.settings.snippets.snippetsEnabled) {
StackExchange.using("snippets", function() {
createEditor();
});
}
else {
createEditor();
...
Replace all 0 values to NA
... or cor, that is actually equivalent to first replacing zeroes with NA and setting the value of use as "complete.obs". Typically, however, this is unsatisfactory as it leads to extra information loss.
2. Instead of running some sort of loop, in the solution I use df == 0 vectorization. df == 0 retu...