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Why does Iterable not provide stream() and parallelStream() methods?
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I see, first of all, thanks a lot for answering the question. I am still curious though why an Iterable<Integer> (I think you are talking about?) would want to return an IntStream. Would the iterable then not rather be a PrimitiveIterator.OfInt? Or do you perhaps mean an...
How to Join to first row
... This is also much faster if your 'LineItemId' column is not indexed properly. Compared to the accepted answer.
– GER
Jan 20 '15 at 16:43
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Detecting which UIButton was pressed in a UITableView
...ventTouchUpInside];
Then in touch handler touch coordinate retrieved and index path is calculated from that coordinate:
- (void)checkButtonTapped:(id)sender
{
CGPoint buttonPosition = [sender convertPoint:CGPointZero toView:self.tableView];
NSIndexPath *indexPath = [self.tableView indexP...
How to get the filename without the extension in Java?
...urn null;
// Get position of last '.'.
int pos = str.lastIndexOf(".");
// If there wasn't any '.' just return the string as is.
if (pos == -1) return str;
// Otherwise return the string, up to the dot.
return str.substring(0, pos);
}
pub...
Ruby, Difference between exec, system and %x() or Backticks
...ackticks style. It will return the output, too. Like its relatives %w and %q (among others), any delimiter will suffice as long as bracket-style delimiters match. This means %x(date), %x{date} and %x-date- are all synonyms. Like backticks %x can make use of string interpolation.
exec
By using Kern...
Checking Bash exit status of several commands efficiently
...ments have spaces in them; use "$@" instead. Similarly, put $1 inside the quotes in the echo command.
– Gordon Davisson
Mar 4 '11 at 16:01
82
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Replace a value if null or undefined in JavaScript
...ar filter2 = options.filters[1] || ''; // is ''
That can be accessed by index.
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Setting different color for each series in scatter plot on matplotlib
...it work also in that case but I couldn't find any solution so I edited the question and warned the other users. Thanks!
– G M
Jul 20 '18 at 15:00
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Semi-transparent color layer over background-image?
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From CSS-Tricks... there is a one step way to do this without z-indexing and adding pseudo elements-- requires linear gradient which I think means you need CSS3 support
.tinted-image {
background-image:
/* top, transparent red */
linear-gradient(
rgba(255, 0, 0, 0.45),
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Test for non-zero length string in Bash: [ -n “$var” ] or [ “$var” ]
...[ (aka test) and [[.
The following table shows that whether a variable is quoted or not, whether you use single or double brackets and whether the variable contains only a space are the things that affect whether using a test with or without -n/-z is suitable for checking a variable.
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