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Track the time a command takes in UNIX/LINUX?
...bash builtin time is needed for that, else you'll get the error cannot run my_alias: No such file or directory.
– Jamie S
Sep 20 '18 at 17:28
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How to Truncate a string in PHP to the word closest to a certain number of characters?
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its really helpful to me, my headache was long Arabic letters and its reduced to correct words now with help of tokenTruncate function.. tnx a million :)
– Aditya P Bhatt
Jul 7 '13 at 16:57
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No output to console from a WPF application?
...nt of it.
It doesn't look very pretty, but I found it helpful as I wanted my app to be run from the command line with feedback in there, and then for certain command options I would display the WPF window.
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Precise Financial Calculation in JavaScript. What Are the Gotchas?
...s is very useful. It's the exact type of functionality I like to create in my custom Objective-C classes.
– james_womack
May 20 '10 at 21:08
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Updating the list view when the adapter data changes
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substitute:
mMyListView.invalidate();
for:
((BaseAdapter) mMyListView.getAdapter()).notifyDataSetChanged();
If that doesnt work, refer to this thread:
Android List view refresh
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private[this] vs private
In Scala I see such feature as object-private variable. From my not very rich Java background I learnt to close everything (make it private) and open (provide accessors) if necessary. Scala introduces even more strict access modifier. Should I always use it by default? Or should I use it only in som...
Calculate difference between two datetimes in MySQL
I am storing the last login time in MySQL in, datetime -type filed. When users logs in, I want to get the difference between the last login time and the current time (which I get using NOW() ).
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JavaScript: empty array, [ ] evaluates to true in conditional structures. Why is this?
I was encountering a lot of bugs in my code because I expected this expression:
2 Answers
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Java Delegates?
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But see my example here of what one would do, even in Java 7, to accomplish the equivalent to a C# delegate.
– ToolmakerSteve
Jun 18 '15 at 21:36
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When should I use double or single quotes in JavaScript?
...ibraries support single quotes as well, but I had great problems in one of my projects before realizing that single quoting a string is in fact not according to JSON standards.
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