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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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Why can I access TypeScript private members when I shouldn't be able to?
...h should only be used SPARINGLY where it is absolutely needed. For example if you need to cache a password temporarily.
There are performance costs to using this pattern (irrelevant of Javascript or Typescript) and should only be used where absolutely necessary.
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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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Bulk package updates using Conda
...om Python 2 to Python 3, but the former will show Python as being outdated if you do use Python 2).
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Android: How to put an Enum in a Bundle?
... @clu By not expecting custom fields to be serialised. It works fine if its just a normal enum like in the code above.
– bluehallu
Jan 11 '16 at 12:39
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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
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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
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iPhone UITextField - Change placeholder text color
...iOS 6, it's possible to assign a color to the placeholder text like this:
if ([textField respondsToSelector:@selector(setAttributedPlaceholder:)]) {
UIColor *color = [UIColor blackColor];
textField.attributedPlaceholder = [[NSAttributedString alloc] initWithString:placeholderText attributes:@{N...