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Sort a text file by line length including spaces

...ou change one field. I guess it's not crazy behaviour. It has this: "Finally, there are times when it is convenient to force awk to rebuild the entire record, using the current value of the fields and OFS. To do this, use the seemingly innocuous assignment:" $1 = $1 # force record to be recon...
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How do I read an attribute on a class at runtime?

...d be further generalized by extending MemberInfo, a base class of Type and all - or at least most - of a Type's members. Doing so would open this up to allow reading attributes from Properties, Fields, and even Events. – M.Babcock Aug 12 '14 at 1:54 ...
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“sending 'const NSString *' to parameter of type 'NSString *' discards qualifiers” warning

I have Constants NSString, that I want to call like: 3 Answers 3 ...
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How do I check if an element is really visible with JavaScript? [duplicate]

In JavaScript, how would you check if an element is actually visible? 16 Answers 16 ...
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Placeholder in IE9

It seems it's a very well known problem but all the solutions I found on Google don't work on my newly downloaded IE9. 11 A...
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JsonMappingException: No suitable constructor found for type [simple type, class ]: can not instanti

... So, finally I realized what the problem is. It is not a Jackson configuration issue as I doubted. Actually the problem was in ApplesDO Class: public class ApplesDO { private String apple; public String getApple() { ...
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iOS 7: UITableView shows under status bar

...s { if (floor(NSFoundationVersionNumber) > NSFoundationVersionNumber_iOS_6_1) { self.navigationController.navigationBar.barStyle = UIBarStyleBlackOpaque; if ([self respondsToSelector:@selector(edgesForExtendedLayout)]) self.edgesForExtendedLayout = UIRectEdgeNone; ...
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How to initialize an array's length in JavaScript?

... Why do you want to initialize the length? Theoretically there is no need for this. It can even result in confusing behavior, because all tests that use the length to find out whether an array is empty or not will report that the array is not empty. Some tests show that settin...
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Why does parseInt yield NaN with Array#map?

...x parameter. If you're using underscore you can do: ['10','1','100'].map(_.partial(parseInt, _, 10)) Or without underscore: ['10','1','100'].map(function(x) { return parseInt(x, 10); }); share | ...
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Android notification is not showing

... The code won't work without an icon. So, add the setSmallIcon call to the builder chain like this for it to work: .setSmallIcon(R.drawable.icon) Android Oreo (8.0) and above Android 8 introduced a new requirement of setting the channelId property by using a NotificationChannel...