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Replace a value if null or undefined in JavaScript
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Difference between and
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type='Submit' is set to forward & get the values on BACK-END (PHP, .NET etc).
type='button' will reflect normal button behavior.
share
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Difference between JAX-WS, Axis2 and CXF
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How can I convert a string to upper- or lower-case with XSLT?
...orget to enable embedded scripts support for transform:
// Create the XsltSettings object with script enabled.
XsltSettings xsltSettings = new XsltSettings(false, true);
XslCompiledTransform xslt = new XslCompiledTransform();
// Load stylesheet
xslt.Load(xsltPath, xsltSettings, new XmlUrlResolver...
remove all variables except functions
...re's a one-liner that removes all objects except for functions:
rm(list = setdiff(ls(), lsf.str()))
It uses setdiff to find the subset of objects in the global environment (as returned by ls()) that don't have mode function (as returned by lsf.str())
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DROP IF EXISTS VS DROP?
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How can I explode and trim whitespace?
... Simple and easy to understand. However, if dealing with large data sets, the more performant answer provided by @amr-eladwy is the better solution.
– Yaron
Mar 10 '18 at 23:13
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What's the magic of “-” (a dash) in command-line parameters?
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differences in application/json and application/x-www-form-urlencoded
...oded is tried and tested.
request.ContentType = "application/json; charset=utf-8";
The data will be json format.
axios and superagent, two of the more popular npm HTTP libraries, work with JSON bodies by default.
{
"id": 1,
"name": "Foo",
"price": 123,
"tags": [
"Bar",
"E...
What is an unsigned char?
...har. He refused the idea that the resulting unsigned char has all its bits set to 1, because he was worried about sign representation. But he don't have to. It's immediately following out of this rule that the conversion does what is intended:
If the new type is unsigned, the value is converted ...