大约有 34,900 项符合查询结果（耗时：0.0633秒） [XML]
Set selected option of select box
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This definitely should work. Here's a demo. Make sure you have placed your code into a $(document).ready:
$(function() {
$("#gate").val('gateway_2');
});
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How to sum all the values in a dictionary?
Let's say I have a dictionary in which the keys map to integers like:
9 Answers
9
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How can I make my own base image for Docker?
According to the Docker documentation , to build your own image, you must always specify a base image using the FROM instruction.
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Is there an XSLT name-of element?
...t;xsl:value-of select ="name(.)"/>
OP-Edit: This will also do the trick:
<xsl:value-of select ="local-name()"/>
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What's the difference between a Python module and a Python package?
What's the difference between a Python module and a Python package?
5 Answers
5
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What do I need to read to understand how git works? [closed]
I would like to understand the way git works from a architects point of view. How are files stored, how are versions kept and how do changes happen (branches, merges, etc.)?
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How do I write outputs to the Log in Android?
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Look into android.util.Log. It lets you write to the log with various log levels, and you can specify different tags to group the output.
For example
Log.w("myApp", "no network");
will output a warning with the tag myApp a...
How do I escape a single quote?
...HTML entities:
&#39; for '
&#34; for "
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For more, you can take a look at Character entity references in HTML.
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Get value from SimpleXMLElement Object
I have something like this:
12 Answers
12
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Does java have a int.tryparse that doesn't throw an exception for bad data? [duplicate]
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No. You have to make your own like this:
boolean tryParseInt(String value) {
try {
Integer.parseInt(value);
return true;
} catch (NumberFormatException e) {
return false;
}
}
...an...