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Can an Android NFC phone act as an NFC tag?
...nswered Nov 2 '13 at 13:53
iglen_iglen_
17122 silver badges99 bronze badges
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Generating all permutations of a given string
...ex + 1);? The currPos seems unnecessary here.
– Robur_131
Aug 15 '19 at 16:07
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How to use git with gnome-keyring integration
... I am on Git 1.7.9. Could that be why...?
– temporary_user_name
Mar 21 '16 at 15:55
1
As of 2017 ...
Difference between this and self in self-type annotations?
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btw you can also do _: B => for the non-alias case for simplicity
– Creos
Jun 19 '19 at 17:29
add a comment
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How to capitalize the first letter in a String in Ruby
...рия.
If you're using Rails there's an easy workaround:
"мария".mb_chars.capitalize.to_s # requires ActiveSupport::Multibyte
Otherwise, you'll have to install the unicode gem and use it like this:
require 'unicode'
Unicode::capitalize("мария") #=> Мария
Ruby 1.8:
Be sure...
Twig: in_array or similar possible within if statement?
...to change the second line of your second code-block from
{% if myVar is in_array(array_keys(someOtherArray)) %}
to
{% if myVar in someOtherArray|keys %}
in is the containment-operator and keys a filter that returns an arrays keys.
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jQuery changing style of HTML element
...le>
<div id="header" class="row">
<div id="logo" class="col_12">And the winner is<span>n't...</span></div>
<div id="navigation" class="row">
<ul id="pirra">
<li><a href="#">Why?</a></li>
&l...
Stop and Start a service via batch or cmd file?
...5
Return Codes:
The NET command does not return the documented Win32_Service class return codes (Service Not Active,Service Request Timeout, etc) and for many errors will simply return Errorlevel 2.
Look here: http://ss64.com/nt/net_service.html
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Using boolean values in C
...y use int for bool? That's wasteful. Use unsigned char. Or use C's builtin _Bool.
– user12211554
May 19 at 21:30
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jQuery: checking if the value of a field is null (empty)
... "NULL". You want to check if it's an empty string instead:
if ($('#person_data[document_type]').val() != ''){}
or:
if ($('#person_data[document_type]').val().length != 0){}
If you want to check if the element exist at all, you should do that before calling val:
var $d = $('#person_data[docum...