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How to fight tons of unresolved variables warning in Webstorm?
...
Use JSDoc:
/**
* @param {{some_unres_var:string}} data
*/
function getData(data){
console.log(data.some_unres_var);
}
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How to sort a dataFrame in python pandas by two or more columns?
...orts with numeric values, while pd.DataFrame.sort_values works with either string or numeric values. Using np.lexsort with strings will give: TypeError: bad operand type for unary -: 'str'.
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How to shorten my conditional statements
...it's much slower if you have one loop with very large n (number of "itemX" strings). I hacked up this code generator that you can use to verify (or perhaps refute). obj["itemX"] is extremely fast if n is large. Basically, what's fast depends on context. Have fun.
– kojiro
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Error to install Nokogiri on OSX 10.9 Maverick?
...gdb -Wextra -Wno-unused-parameter -Wno-parentheses -Wpointer-arith -Wwrite-strings -Wno-missing-field-initializers -Wshorten-64-to-32 -Wno-long-long -fno-common -pipe -g -DXP_UNIX -O3 -Wall -Wcast-qual -Wwrite-strings -Wconversion -Wmissing-noreturn -Winline -DNOKOGIRI_USE_PACKAGED_LIBRARIES -DNOK...
Who is calling the Java Thread interrupt() method if I'm not?
...riding interrupt() method, in which you record the stacktrace into, say, a String field, and then transfer to super.interrupt().
public class MyThread extends Thread {
public volatile String interruptStacktrace; // Temporary field for debugging purpose.
@Override
public void interrupt...
Will using goto leak variables?
...'s not explicitly initialised:
int main() {
goto lol;
{
std::string x;
lol:
x = "";
}
}
// error: jump to label ‘lol’
// error: from here
// error: crosses initialization of ‘std::string x’
... except for certain kinds of object, which the language can handle re...
What is the difference between == and Equals() for primitives in C#?
...he C# spec may say that the contents of a storage location of type List<String>.Enumerator and a heap object of type List<String>.Enumerator are the same, but the ECMA/CLI spec says they're different, and even when used in C# they behave differently.
– supercat
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Capturing Ctrl-c in ruby
...erminate; exit}
puts "Starting up"
while true do
message = socket.recv_string
puts "Message: #{message.inspect}"
socket.send_string("Message received")
end
Source
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Log exception with traceback
...d in the logs. It is then necessary to pass them explicitly to the message string as show below.
– Edgar H
Jul 16 at 7:55
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Difference between $(document.body) and $('body')
...e passing the element directly to jQuery. Alternatively, when you pass the string 'body', the jQuery selector engine has to interpret the string to figure out what element(s) it refers to.
In practice either will get the job done.
If you are interested, there is more information in the documentati...