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JavaScript data grid for millions of rows [closed]
...ollbar itself - the scrollable area's height is set to the total height of all the rows. The rows are still being added and removed as the user is scrolling, but the scrolling itself is done by the browser. That allows it to be very fast yet smooth (onscroll events are notoriously slow). The cave...
Beautiful Soup and extracting a div and its contents by ID
... Well, then it's impossible to answer your question, crystal balls are not a reliable way of debugging. :)
– Lukáš Lalinský
Jan 25 '10 at 23:00
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How can I use “:” as an AWK field separator?
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If you want to do it programatically, you can use the FS variable:
echo "1: " | awk 'BEGIN { FS=":" } /1/ { print $1 }'
Note that if you change it in the main loop rather than the BEGIN loop, it takes affect for the next line read in, since the current l...
How to hide columns in HTML table?
...want the column number to be dynamic, you could do that using querySelectorAll or any framework presenting similar functionality, like jQuery here:
$('#myTable tr > *:nth-child(2)').hide();
Demo with jQuery
(The jQuery solution also works on legacy browsers that don't support nth-child).
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How do you reverse a string in place in JavaScript?
... might want to consider this answer instead.
[...s] is Unicode aware, a small edit gives:-
function reverse(s){
return [...s].reverse().join("");
}
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How to navigate through textfields (Next / Done Buttons)
How can I navigate through all my text fields with the "Next" Button on the iPhone Keyboard?
34 Answers
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Utility classes are evil? [closed]
...d object-oriented design, most classes should represent a single thing and all of its attributes and operations. If you are operating on a thing, that method should probably be a member of that thing.
However, there are times when you can use utility classes to group a number of methods together ...
How to make the first option of selected with jQuery
...l($("#target option:first").val()); will work in IE6, because you are literally looking up the first value, and entering it as target's value. Two id lookups instead of one.
– Nicholi
Feb 4 '12 at 1:56
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Java LinkedHashMap get first or last entry
... entry is possible, but will entail iterating over the whole entry set by calling .next() until you reach the last. while (iterator.hasNext()) { lastElement = iterator.next() }
edit: However, if you're willing to go beyond the JavaSE API, Apache Commons Collections has its own LinkedMap implementa...
How to exclude specific folders or files from validation in Eclipse?
...lder
Click Resource, ResourceFilters
Click "Add"
Set the following Exclude All, Files and Folders, All Children, add an asterisk (*) to the File and Folder Attributes input field (highlighted in the image below)
Note: In Eclipse Indigo you have to Right click the folder and select properties and t...