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Java - Including variables within strings?
...va.text.MessageFormat, which uses a related syntax having numeric argument indexes. For example,
String aVariable = "of ponies";
String string = MessageFormat.format("A string {0}.", aVariable);
results in string containing the following:
A string of ponies.
More commonly, the class is used fo...
How to obtain a Thread id in Python?
...
Using the logging module you can automatically add the current thread identifier in each log entry.
Just use one of these LogRecord mapping keys in your logger format string:
%(thread)d : Thread ID (if available).
%(threadName)s : Thread name (if available).
a...
What is “vectorization”?
...NTATION PAGE
Vectorization describes the absence of any explicit looping, indexing, etc., in the code - these things are taking place, of course, just “behind the scenes” in optimized, pre-compiled C code. Vectorized code has many advantages, among which are:
vectorized code is more concise a...
Dealing with commas in a CSV file
...any easily-available csv library - that is to say RFC 4180.
There's actually a spec for CSV format and how to handle commas:
Fields containing line breaks (CRLF), double quotes, and commas should be enclosed in double-quotes.
http://tools.ietf.org/html/rfc4180
So, to have values foo and ...
Freeze screen in chrome debugger / DevTools panel for popover inspection?
I'm using the chrome inspector to try and analyze the z-index of a twitter bootstrap popover, and finding it extremely frustrating...
...
How to work with complex numbers in C?
...h:
creal(z1): get the real part (for float crealf(z1), for long double creall(z1))
cimag(z1): get the imaginary part (for float cimagf(z1), for long double cimagl(z1))
Another important point to remember when working with complex numbers is that functions like cos(), exp() and sqrt() must be repl...
Behaviour of increment and decrement operators in Python
...e applied on a variable (like ++count ). It compiles, but it does not actually change the value of the variable!
9 Answers...
Difference between break and continue statement
...called, the code continues from the outer loop after incrementing the loop index i by 1.
outer1:
for(int i=0; i<5; i++) {
for(int j=0; j<4; j++) {
for(int k=0; k<2; k++) {
System.out.println("[" + i + "][" + j + "][" + k + "]");
if(j == 3) {
continue outer1;
}...
How to add target=“_blank” to JavaScript window.location?
...
@twinlakes this gets blocked in all modern browsers.
– Ben Racicot
Nov 4 '15 at 15:21
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How do I unit test web api action method when it returns IHttpActionResult?
...red Nov 12 '13 at 18:46
Kiran ChallaKiran Challa
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