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Best practice for embedding arbitrary JSON in the DOM?
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This wouldn't work for a single string, e.g. "I am valid JSON" and using double quotes for the tag, or single quotes with single quotes in the string, e.g. data-unicorns='"My JSON's string"' as single quotes aren't escaped with encoding as JSON.
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React.js: onChange event for contentEditable
...opTypes.func,
onChange: PropTypes.func.isRequired,
text: PropTypes.string,
placeholder: PropTypes.string,
editable: PropTypes.bool
},
getDefaultProps() {
return {
component: React.DOM.div,
editable: false
};
},
getInitialState() {
return {
init...
Smooth scrolling when clicking an anchor link
...ash);
});
Explanation of href*=\\#:
* means it matches what contains # char. Thus only match anchors. For more about the meaning of this, see here
\\ is because the # is a special char in css selector, so we have to escape it.
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How to capitalize the first letter of word in a string using Java?
Example strings
25 Answers
25
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Dynamically Changing log4j log level
...he documentation of org.apache.log4j.xml.DOMConfigurator.configureAndWatch(String,long) for details. The default wait time between checks is 60 seconds. These changes would be persistent, since you directly change the configuration file on the filesystem. All you need to do is to invoke DOMConfigura...
“The 'Microsoft.ACE.OLEDB.12.0' provider is not registered on the local machine” Error in importing
...owngraded the file to XLS and it worked for me without installing anything extra.
– Mark Boltuc
Nov 5 '14 at 13:44
8
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Java 调用外部进程 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...中调用外部应用(.exe)。起初直接使用Runtime.getRuntime().exec(String co...最近需要用Java写一个调用外部应用的程序，也就是说要在Java程序中调用外部应用(.exe)。
起初直接使用“Runtime.getRuntime().exec(String command, String[] env, File dir)”这...
Why isn't `int pow(int base, int exponent)` in the standard C++ libraries?
...ay to do an operation" as a constraint. Rightly so, because for example to_string and lambdas are both conveniences for things you could do already. I suppose one could interpret "only one way to do an operation" very loosely to allow both of those, and at the same time to allow almost any duplicati...
find() with nil when there are no records
...ou already have a block such as a controller method. In that case the only extra line you need is the rescue line. Much more elegant and easier to handle than checking for nil with an if statement.
– morgler
Aug 1 '17 at 7:30
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Postgresql aggregate array
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What I understand you can do something like this:
SELECT p.p_name,
STRING_AGG(Grade.Mark, ',' ORDER BY Grade.Mark) As marks
FROM Student
LEFT JOIN Grade ON Grade.Student_id = Student.Id
GROUP BY Student.Name;
EDIT
I am not sure. But maybe something like this then:
SELECT p.p_name,
...