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How does one make an optional closure in swift?
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Also, from the Swift book: “When declaring an optional type, be sure to use parentheses to properly scope the ? operator. As an example, to declare an optional array of integers, write the type annotation as (Int[])?; writing Int...
Should I use Python 32bit or Python 64bit
...ticular).
For example if your app requires > 2GB of RAM, so you switch from 32bit to 64bit you may find that your app is now requiring > 4GB of RAM.
Check whether all of your 3rd party modules are available in 64 bit, otherwise it may be easier to stick to 32bit in the meantime
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Can I use require(“path”).join to safely concatenate urls?
...correct values when used with URLs.
It sounds like you want url.resolve. From the Node docs:
url.resolve('/one/two/three', 'four') // '/one/two/four'
url.resolve('http://example.com/', '/one') // 'http://example.com/one'
url.resolve('http://example.com/one', '/two') // 'http://example....
What is the correct answer for cout
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One catch from your quote of the standard. The "except where noted", IIRC, includes an exception when dealing with an overloaded operator, which treats the operator as a function and therefore creates a sequence point between the first...
Need some clarification about beta/alpha testing on the developer console
...etween Alpha and Beta?
There isn't much difference between the two aside from the fact that you just start with a small number of testers for alpha testing and switch to a bigger group for beta
2.Only the production stage is available for people on the play store, right?
By default, only pro...
Setting the Vim background colors
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@Marin: put exactly the line from the example into your vimrc :highlight Normal ctermfg=grey ctermbg=darkblue. Sub in whatever colours you want.
– Matthew
Apr 16 '13 at 17:52
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Does Parallel.ForEach limit the number of active threads?
...hat even 6 threads was enough to overwhelm the 7200 RPM disk I was reading from at 100% utilization. Over the period of a few hours I watched the Parallel library spin off over 8,000 threads. I tested using MaxDegreeOfParallelism and sure enough the 8000+ threads disappeared. I have tested it mult...
Iterating over each line of ls -l output
...You might want to do read -r or else bash will strip unescaped backslashes from the data.
– Brian Gordon
Apr 18 '17 at 18:34
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What are the GCC default include directories?
...ith a shorter output, which allows to automatically cut the include pathes from lines, starting with a single space:
$ echo | gcc -Wp,-v -x c++ - -fsyntax-only
ignoring nonexistent directory "/usr/lib/gcc/x86_64-redhat-linux/4.8.2/include-fixed"
ignoring nonexistent directory "/usr/lib/gcc/x86_64-r...
Rails hidden field undefined method 'merge' error
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By the way, I don't use hidden fields to send data from server to browser. Data attributes are awesome. You can do
<%= form_for @order, 'data-service' => 'test' do |f| %>
And then get attribute value with jquery
$('form').data('service')
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