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Index all *except* one item in python
...merate(a) if i!=3] # [9, 8, 7, 5, 4, 3, 2, 1, 0]
This is very general, and can be used with all iterables, including numpy arrays. If you replace [] with (), b will be an iterator instead of a list.
Or you could do this in-place with pop:
a = range(10)[::-1] # a = [9, 8, 7, 6, 5, 4, 3, 2,...
Count immediate child div elements using jQuery
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Sometimes this does not work and you have to use $('#foo').children().size() which is faster anyway according to @mrCoder
– 472084
Sep 22 '11 at 9:45
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How to create UILabel programmatically using Swift?
...e the labels frame - what happens when text changes or text gets localized and changes the number of characters?
– Zorayr
May 6 '15 at 3:01
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WPF: How to programmatically remove focus from a TextBox
...learFocus() on a TextBox inside a modal Window, it causes both the TextBox and the Window to lose focus. Meaning KeyDown events no longer go to the Window. By instead changing it so the Focus changes to a parent (which may be the Window), the future KeyDown events are not lost. In my practical ex...
How do I run a rake task from Capistrano?
...ilding a generic version of Mirek Rusin's answer:
desc 'Invoke a rake command on the remote server'
task :invoke, [:command] => 'deploy:set_rails_env' do |task, args|
on primary(:app) do
within current_path do
with :rails_env => fetch(:rails_env) do
rake args[:command]
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How to get the device's IMEI/ESN programmatically in android?
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You want to call android.telephony.TelephonyManager.getDeviceId().
This will return whatever string uniquely identifies the device (IMEI on GSM, MEID for CDMA).
You'll need the following permission in your AndroidManifest.xml:
<uses-per...
What can you do in MSIL that you cannot do in C# or VB.NET? [closed]
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Most .Net languages including C# and VB do not use the tail recursion feature of MSIL code.
Tail recursion is an optimization that is common in functional languages. It occurs when a method A ends by returning the value of method B such that method A's stac...
How to check if array is empty or does not exist? [duplicate]
...ether its argument is an array. This weeds out values like null, undefined and anything else that is not an array.
Note that this will also eliminate array-like objects, such as the arguments object and DOM NodeList objects. Depending on your situation, this might not be the behavior you're after.
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When converting a project to use ARC what does “switch case is in protected scope” mean?
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The braces help the compiler understand scope. I know GCC used to issue a warning if you declared a new variable at the first line of a case statement without the braces, and the WWDC 2011 video on ARC mentions something about enclosing cases in braces. If you ...
How to make remote REST call inside Node.js? any CURL?
... CURL call, is there a way to make CURL call to remote server REST API and get the return data?
14 Answers
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