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What’s the best way to reload / refresh an iframe?
...yId('some_frame_id').location.reload(); The method that worked for both FF and Chrome was document.getElementById('iframeid').src = document.getElementById('iframeid').src
– Mike Bevz
Aug 11 '11 at 13:09
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AngularJS - placeholder for empty result from filter
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The problem is that the "Nothing here!" part is shown and hidden really quickly. When you get data with an ajax request there is an delay before the returned data is shown and in that time you can see the "Nothing here!" part appear and disappear.
– Temega
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Find most frequent value in SQL column
...umn`
ORDER BY `value_occurrence` DESC
LIMIT 1;
Replace column and my_table. Increase 1 if you want to see the N most common values of the column.
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CSS strikethrough different color from text?
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(Note, however, that <strike> is considered deprecated in HTML4 and obsolete in HTML5 (see also W3.org). The recommended approach is to use <del> if a true meaning of deletion is intended, or otherwise to use an <s> element or style with text-decoration CSS as in the first exa...
How to increase editor font size?
Font size in Android Studio editor seems to be too small.
18 Answers
18
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How to delete a file after checking whether it exists
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The test shouldn't be used in place of exception handling tho, but rather in conduction with it. Any number of scenarios can result in the exists check returning true and Delete throwing.
– Josh
Jun 23 '11 at 4:09
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How to generate Javadoc HTML files in Eclipse?
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Project > Generate Javadoc....
In the Javadoc command: field, browse to find javadoc.exe (usually at [path_to_jdk_directory]\bin\javadoc.exe).
Check the box next to the project/package/file for which you are creating the Javadoc.
In the Destination: field, browse to find the...
Setting mime type for excel document
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I believe the standard MIME type for Excel files is application/vnd.ms-excel.
Regarding the name of the document, you should set the following header in the response:
header('Content-Disposition: attachment; filename="name_of_excel_file.x...
Count number of occurrences of a pattern in a file (even on same line)
...occurrences, use -o. Try this:
echo afoobarfoobar | grep -o foo | wc -l
And man grep of course (:
Update
Some suggest to use just grep -co foo instead of grep -o foo | wc -l.
Don't.
This shortcut won't work in all cases. Man page says:
-c print a count of matching lines
Difference in these...
Multiple Type Constraints in Swift
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Any way to do the same thing with classes and structs in the type contraint expression? e.g. <T where T:SomeStruct, T:AnotherStruct>? For classes the compiler appears to interpret this as saying "T is a subclass of both", and for structs it just complains that ...