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How to easily truncate an array with JavaScript?
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If you want to selectively pull elements out of an array, you can use the jQuery.grep method.
(from the jQuery docs)
var arr = [ 1, 9, 3, 8, 6, 1, 5, 9, 4, 7, 3, 8, 6, 9, 1 ];
$("div").text(arr.join(", "));
arr = jQuery.grep(arr, functi...
How to leave/exit/deactivate a Python virtualenv
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This doesn't deserve the downvotes. See edit of selected response: source deactivate is for the anaconda environment.
– Doug Bradshaw
Nov 13 '15 at 19:52
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How to edit a JavaScript alert box title?
...rite("<script language=JavaScript> myAlert('Message Header Here','Hi select a valid date'); </script>");
Hope that helps you, or someone else!
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How do you create nested dict in Python?
...he following:
d = {} # can use defaultdict(dict) instead
for row in file_map:
# derive row key from something
# when using defaultdict, we can skip the next step creating a dictionary on row_key
d[row_key] = {}
for idx, col in enumerate(row):
d[row_key][idx] = col
Ac...
How do I represent a hextile/hex grid in memory?
...-> axial conversion for rounding which confuses me also as it doesn't really explain why you need to when axial can just technically be cube all the time if you just ignore the s variable, why do both types exist at all.
– WDUK
Aug 20 at 23:54
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HQL ERROR: Path expected for join
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select u from UserGroup ug inner join ug.user u
where ug.group_id = :groupId
order by u.lastname
As a named query:
@NamedQuery(
name = "User.findByGroupId",
query =
"SELECT u FROM UserGroup ug " +
"INNER JOIN...
Match whitespace but not newlines
...ghteen horizontal ones which match \h. \s matches twenty-three characters
All whitespace characters are either vertical or horizontal with no overlap, but they are not proper subsets because \h also matches U+00A0 NO-BREAK SPACE, and \v also matches U+0085 NEXT LINE, neither of which are matched by...
Create a new database with MySQL Workbench
...CE.
You launch MySQL Workbench.
From Menu Bar click on Database and then select "Connect to Database"
It by default showing you default settings other wise you choose you host name, user name and password. and click to ok.
As in above define that you should click write on existing database but if ...
How to add multiple files to Git at the same time
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You can also select multiple files like this
git add folder/subfolder/*
This will add all the files in the specified subfolder. Very useful when you edit a bunch of files but you just want to commit some of them...
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Find JavaScript function definition in Chrome
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I couldn't find "function definition" using the selected answer. I have searched on Google and couldn't find any help. (Using Chrome Version 41.0.2272.118 m )
– Web_Developer
Apr 13 '15 at 7:17
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