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What is the proper way to check for null values?
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@Timwi: The OP uses ToString() to convert an object containing a string to a string. You can do the same with obj as string or (string)obj. It's a fairly common situation in ASP.NET.
– Andomar
Mar 22 '12 at 16:13
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Eclipse IDE: How to zoom in on text?
...pdate/) into the Works with: text box and press Enter. Expand the tree and select FontsFeature as in the following image:
Complete the installation and restart Eclipse, then you should see the A toolbar buttons (circled in red in the following image) and be able to use the keyboard shortcuts Ctrl...
Java: is there a map function?
...gt;)
method provides the functionality you require.
Example:
// example, converts a collection of integers to their
// hexadecimal string representations
final Collection<Integer> input = Arrays.asList(10, 20, 30, 40, 50);
final Collection<String> output =
Collections2.transform(in...
avoid page break inside row of table
I want to avoid page break inside row of table in html, when I convert html to PDF by wkhtmltopdf. I use page-break-inside:avoid with table- its works, but I have so many rows,
then not work.
If set display of tr as block or some thing else then it change the formatting of table and insert double...
Remove a HTML tag but keep the innerHtml
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$('b').contents().unwrap();
This selects all <b> elements, then uses .contents() to target the text content of the <b>, then .unwrap() to remove its parent <b> element.
For the greatest performance, always go native:
var b = document.ge...
Change URL parameters
...ryString.parse(location.search);
// set the `row` property
q.rows = 10;
// convert the object to a query string
// and overwrite the existing query string
location.search = queryString.stringify(q);
share
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How do I check if a number evaluates to infinity?
...=> input + "" === "NaN" || input + "" === "Infinity";
The above code converts values to strings and checks whether they are strictly equal to NaN or Infinity (you'll need to add another case for negative infinity).
So:
testInput(1/0); // true
testInput(parseInt("String")); // true
testInput(...
How to disable mouseout events triggered by child elements?
...;div style="display:none;">
<input>Test</input>
<select>
<option>Option 1</option>
<option>Option 2</option>
</select>
</div>
</div>
Then, you could do something like this:
$('#hoverable').hover( function() {...
How to know that a string starts/ends with a specific string in jQuery?
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var isUnavailable = $("#StatusId option:selected").text().match("^Unavailable - "); - why does this return null when the selected option is "Unavailable - Other" ?
– egmfrs
Nov 28 '19 at 11:54
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How to replace strings containing slashes with sed?
...yVar=%DEF_VALUE%" | sed -e s/%DEF_VALUE%/${VALUE}/g
MyVar=12345/6
I have converted this to a function to be used by various scripts:
escapeForwardSlashes() {
# Validate parameters
if [ -z "$1" ]
then
echo -e "Error - no parameter specified!"
return 1
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