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Get names of all keys in the collection
...ach(function(doc){Object.keys(doc).forEach(function(key){ if (/YOURREGEXP/.test(key)) {allKeys[key]=1}})});
– Li Chunlin
Mar 27 '17 at 4:22
...
Does Python have “private” variables in classes?
...ariation of private variables in the underscore convention.
In [5]: class Test(object):
...: def __private_method(self):
...: return "Boo"
...: def public_method(self):
...: return self.__private_method()
...:
In [6]: x = Test()
In [7]: x.public_method(...
Could I change my name and surname in all previous commits?
...s/git-filter-branch#_examples :
git filter-branch --env-filter '
if test "$GIT_AUTHOR_EMAIL" = "root@localhost"
then
GIT_AUTHOR_EMAIL=john@example.com
fi
if test "$GIT_COMMITTER_EMAIL" = "root@localhost"
then
GIT_COMMITTER_EMAIL=john@example.com
fi
' -- --a...
What is the advantage to using bloom filters?
...nts themselves, this is the crucial point. You don't use a bloom filter to test if an element is present, you use it to test whether it's certainly not present, since it guarantees no false negatives. This lets you not do extra work for elements that don't exist in a set (such as disk IO to look the...
Remove HTML Tags in Javascript with Regex
...0% of the time:
var regex = /(<([^>]+)>)/ig
, body = "<p>test</p>"
, result = body.replace(regex, "");
console.log(result);
If you're willing to use a library such as jQuery, you could simply do this:
console.log($('<p>test</p>').text());
...
XPath contains(text(),'some string') doesn't work when used with node with more than one Text subnod
...mment on if there is a fundamental difference, preferably with some simple test cases between the answer given by Ken Bloom and //*[contains(., 'ABC')]. I had always used the pattern given by Mike Milkin, thinking it was more appropriate, but just doing contains on the current context seems to actua...
Checking Bash exit status of several commands efficiently
...
You can write a function that launches and tests the command for you. Assume command1 and command2 are environment variables that have been set to a command.
function mytest {
"$@"
local status=$?
if (( status != 0 )); then
echo "error with $1" &g...
How to go about formatting 1200 to 1.2k in java
...n hasDecimal ? (truncated / 10d) + suffix : (truncated / 10) + suffix;
}
Test code
public static void main(String args[]) {
long[] numbers = {0, 5, 999, 1_000, -5_821, 10_500, -101_800, 2_000_000, -7_800_000, 92_150_000, 123_200_000, 9_999_999, 999_999_999_999_999_999L, 1_230_000_000_000_000L, L...
Hide Utility Class Constructor : Utility classes should not have a public or default constructor
...
Indeed, how are you supposed to test/cover such 'unreachable' code?
– dokaspar
Jun 11 '15 at 20:25
11
...
How to change the value of ${user} variable used in Eclipse templates
...
The -Duser.namemust come after the -vmargs flag (tested with Eclipse Mars).
– Jan Chimiak
Mar 12 '16 at 16:58
2
...