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How to print binary tree diagram?
...rt java.util.Collections;
import java.util.List;
public class BTreePrinterTest {
private static Node<Integer> test1() {
Node<Integer> root = new Node<Integer>(2);
Node<Integer> n11 = new Node<Integer>(7);
Node<Integer> n12 = new Node&...
Git cherry pick vs rebase
...g toy repository:
$ git log --graph --decorate --all --oneline
* 558be99 (test_branch_1) Test commit #7
* 21883bb Test commit #6
| * 7254931 (HEAD -> master) Test commit #5
| * 79fd6cb Test commit #4
| * 48c9b78 Test commit #3
| * da8a50f Test commit #2
|/
* f2fa606 Test commit #1
Say, we have...
How do you give iframe 100% height [duplicate]
...et the height of every parent to 100% as well (if that's what one wants).
Tested in:
Chrome 30, Firefox 24, Safari 6.0.5, Opera 16, IE 7, 8, 9 and 10
PS: I don't mean to be picky but the solution marked as correct doesn't work on Firefox 24 at the time of this writing, but worked on Chrome 30. Ha...
Timer function to provide time in nano seconds using C++
... <chrono>. Additionally I'll demonstrate how you can templatize the testing code on the clock so that you can rapidly switch between RDTSC and your system's built-in clock facilities (which will likely be based on clock(), clock_gettime() and/or QueryPerformanceCounter.
Note that the RDTSC i...
Rails layouts per action?
...trollers in many levels. I have used method before, but wasn't thinking of testing that when I had the problem now, thanks again.
– 244an
Oct 1 '15 at 15:07
...
Parse large JSON file in Nodejs
...l be extremely memory efficient. It will also be extremely fast. A quick test showed I processed 10,000 rows in under 15ms.
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Why are elementwise additions much faster in separate loops than in a combined loop?
...llocations will appear at the same offset from a page-boundary.
Here's the test code:
int main(){
const int n = 100000;
#ifdef ALLOCATE_SEPERATE
double *a1 = (double*)malloc(n * sizeof(double));
double *b1 = (double*)malloc(n * sizeof(double));
double *c1 = (double*)malloc(n * sizeo...
How to strip all whitespace from string
...ring.translate(None, " \t\r\n\v"). It only takes 83% as long as Roger's fastest (split and join) technique. Not sure if it covers all the white space characters that split does, but it will probably suffice for most ASCII applications.
– brianmearns
Mar 15 '12 ...
SQL WHERE condition is not equal to?
...cannot use arithmetic comparison operators such as =, <, or <> to test for NULL." (from the MySQL documentation). So that means you have to use IS NOT NULL.
– Byson
Aug 20 '14 at 14:31
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How can I have ruby logger log output to stdout as well as file?
...
For those who like it simple:
log = Logger.new("| tee test.log") # note the pipe ( '|' )
log.info "hi" # will log to both STDOUT and test.log
source
Or print the message in the Logger formatter:
log = Logger.new("test.log")
log.formatter = proc do |severity, datetime, progna...