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Difference between float and decimal data type
...oat when compared against those in, say, SQLServer. This is rarely true anymore. Testing is the best policy, as it's best to know for certain what the trade-offs are.
– user1899861
Oct 17 '13 at 2:24
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Count the number occurrences of a character in a string
...for a lot of the letters in a given string, Counter provides them all in a more succinct form. If you want the count for one letter from a lot of different strings, Counter provides no benefit.
– Brenden Brown
Feb 17 '15 at 19:30
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How to increment a NSNumber
...rsonally like BoltClock's and DarkDusts's one-line answers better. They're more concise, and don't require additional variables.
In order to increment an NSNumber, you're going to have to get its value, increment that, and store it in a new NSNumber.
For instance, for an NSNumber holding an inte...
Detect if a page has a vertical scrollbar?
... The hasVScroll variable will contain true or false.
If you need to do a more thorough check, add the following to the code above:
// Get the computed style of the body element
var cStyle = document.body.currentStyle||window.getComputedStyle(document.body, "");
// Check the overflow and overflow...
Good Linux (Ubuntu) SVN client [closed]
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Node.js get file extension
... Generally the extension is the last one. And for when we are expecting more then one, like tar.gz for example. it's better to check if it exist in the end or not. using regex for example. "tar.gz$" or by building up a function that do that. like checking that from the end and going back and see ...
When is it appropriate to use C# partial classes?
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Once I wrote a code generator which produce more than 36K lines (or probably much more, I don't remeber exactly), and my editors were blocked when the source was opened. Partial classes allowed me to see the produced code without havin 4 GB of RAM.
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Optimal way to concatenate/aggregate strings
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This solution for a table with more than 1 million record doesn't work. Also, we have a limit on recursive depth
– Ardalan Shahgholi
Dec 9 '16 at 16:31
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Difference between ObservableCollection and BindingList
... whole bunch of functionality which can be used by the UI to provide a lot more things than only UI updates according to changes, like:
Sorting
Searching
Add through factory (AddNew member function).
Readonly list (CanEdit property)
All these functionalities are not available in ObservableCollec...
Javascript event handler with parameters
...tion(e) {func(e, passedInElement); };
}) (this.elements[i]), false);
For more info on how an IIFE works, see these other references:
Javascript wrapping code inside anonymous function
Immediately-Invoked Function Expression (IIFE) In JavaScript - Passing jQuery
What are good use cases for JavaS...