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What is the best JavaScript code to create an img element
... you're inserting literal <img ... /> into DOM, do it with innerHTML then. I just don't get this :/
– aexl
Apr 25 '16 at 14:01
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Add leading zeroes/0's to existing Excel values to certain length
...te Special --> Values elsewhere in the sheet (or on a different sheet), then concatenate those values.
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Properly removing an Integer from a List
...mpts to find method declared with exactly the same parameter type and only then tries autoboxing.
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When to use std::begin and std::end instead of container specific versions [duplicate]
... what is passed is going to be an STL container, or an array of <T>, then std::begin() is the way to go.
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When writing a directive in AngularJS, how do I decide if I need no new scope, a new child scope, or
...ective doesn't access any scope variables (and obviously doesn't set any!) then this is just fine as far as I am concerned. This is also helpful for child directives that are only used in the context of the parent directive (though there are always exceptions to this) and that don't have a template....
How do I perform a Perl substitution on a string while keeping the original?
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If you write Perl with use strict;, then you'll find that the one line syntax isn't valid, even when declared.
With:
my ($newstring = $oldstring) =~ s/foo/bar/;
You get:
Can't declare scalar assignment in "my" at script.pl line 7, near ") =~"
Execution of ...
How do I remove a single file from the staging area (undo git add)?
...uick tip @JaredForsyth try rm -rf .git if your repository is just created, then use git init to recreate empty repository, but only in case that your repo (local repo) is totally empty without any commits
– David
Jun 6 '15 at 17:32
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HTML list-style-type dash
...n mind that this is not supported in IE 7 or below. If you're OK with that then this is your best solution. See the Can I Use or QuirksMode CSS compatibility tables for full details.
A slightly nastier solution that should work in older browsers is to use an image for the bullet point and just make...
How to specify more spaces for the delimiter using cut?
... X you can pass the -E flag to sed to enable extended regular expressions, then use [[:space:]] in place of \s, like so: sed -E 's/[[:space:]]+/ /g'
– Jared Ng
Feb 26 '16 at 13:00
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How can I tell where mongoDB is storing data? (its not in the default /data/db!)
...eter for the db location and you don't have a dbpath in your mongodb.conf, then the default location will be: /data/db/ and you should look there.
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