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What does a double * (splat) operator do
...can be used on the array you pass, the double splat can be used on hashes. If opts = {d: 40, e: 50}, then foo 10, opts, f: 60 will assign {f: 60} to c, whereas foo 10, **opts, f: 60 will assign {d: 40, e: 50, f: 60}. To achieve the second effect, previously you would have merged the arrays explicitl...
Can Android do peer-to-peer ad-hoc networking?
Is it possible to set up Android in ad-hoc peer-to-peer wifi mode? For example, I would like to have one phone broadcast a message, and have all peers in the network receive the broadcast, without having a server. I would like to use wifi since bluetooth range is more limited.
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Return value in a Bash function
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Although bash has a return statement, the only thing you can specify with it is the function's own exit status (a value between 0 and 255, 0 meaning "success"). So return is not what you want.
You might want to convert your return statement to an echo statement - that way your function out...
How to add jQuery in JS file
I have some code specific to sorting tables. Since the code is common in most pages I want to make a JS file which will have the code and all the pages using it can reference it from there.
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MySQL root password change
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This is the correct solution if your MySQL root password is set to blank.
– fschuindt
Feb 6 '18 at 13:30
3
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How do you completely remove the button border in wpf?
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@Cœur the questions specified WPF not Silverlight
– Simon
Mar 31 '13 at 12:47
10
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Strip html from string Ruby on Rails
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If we want to use this in model
ActionView::Base.full_sanitizer.sanitize(html_string)
which is the code in "strip_tags" method
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UILabel - Wordwrap text
... have to add line breaks to make it wrap properly? I just want it to wrap if it can't fit it in horizontally.
4 Answers
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Git add all files modified, deleted, and untracked?
...it 2.0 (mid 2013), this will always stage files on the whole working tree.
If you want to stage files under the current path of your working tree, you need to use:
git add -A .
Also see: Difference of git add -A and git add .
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What is a provisioning profile used for when developing iPhone applications?
...oning profile and why is it needed when developing an iPhone application? If I don't have a provisioning profile, what happens?
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