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Escape double quote character in XML
...ML.
– Stefan Steiger
Dec 8 '17 at 8:05
While that's a valid point, most modern XML parsers I've worked with are accept...
Javascript “Uncaught TypeError: object is not a function” associativity question
...tely, the code
var a = new B(args)(stuff)()
does not result in a syntax error, so no ; will be inserted. (An example which can run is
var answer = new Function("x", "return x")(function(){return 42;})();
To avoid surprises like this, train yourself to always end a statement with ;.
* This i...
When should I use Debug.Assert()?
...to work backwards through the code to recreate the context that caused the error. An assertion can preserve the program's state at the time the error occurred.
Assertions double as documentation, telling other developers what implied assumptions your code depends on.
The dialog that appears when an ...
How can I use “sizeof” in a preprocessor macro?
...of(someThing) equals PAGE_SIZE; otherwise they will produce a compile-time error.
1. C11 way
Starting with C11 you can use static_assert (requires #include <assert.h>).
Usage:
static_assert(sizeof(someThing) == PAGE_SIZE, "Data structure doesn't match page size");
2. Custom macro
If you...
What does the plus sign do in '+new Date'
... JavaScript date can be written as a string:
Thu Sep 10 2015 12:02:54 GMT+0530 (IST)
or as a number:
1441866774938
Dates written as numbers, specifies the number of milliseconds since January 1, 1970, 00:00:00.
Coming to your question it seams that by adding '+' after assignment operator '=' , ...
print call stack in C or C++
...-O0 -no-pie -o boost_stacktrace.out -std=c++11 \
-Wall -Wextra -pedantic-errors boost_stacktrace.cpp -ldl
./boost_stacktrace.out
We have to add -ldl at the end or else compilation fails.
Output:
0# boost::stacktrace::basic_stacktrace<std::allocator<boost::stacktrace::frame> >::bas...
Autocompletion in Vim
...;-)
– Konrad Rudolph
Feb 8 '13 at 8:05
5
...
How to convert int to char with leading zeros?
... |
edited Sep 25 '12 at 5:05
community wiki
2 r...
MongoDB drop every database
...le.
– Vivek Pandey
May 19 '15 at 14:05
2
This droped my system databases (Mongo Version 2.4.3). I...
using gitlab token to clone without authentication
...
answered Apr 10 '15 at 21:05
Roshan GautamRoshan Gautam
2,30011 gold badge99 silver badges1111 bronze badges
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