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“unmappable character for encoding” warning in Java
... as EUC-JP and UTF-8.. If -encoding is not specified, the platform default converter is used. (DOC)
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How to get the changes on a branch in Git
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'git cherry' outputs a list of commit IDs. Can I convert these into a single diff combining all the changes in every commit?
– Jonathan Hartley
Jul 20 '11 at 15:44
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How to iterate over a JSONObject?
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for my case i found iterating the names() works well
for(int i = 0; i<jobject.names().length(); i++){
Log.v(TAG, "key = " + jobject.names().getString(i) + " value = " + jobject.get(jobject.names().getString(i)));
}
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How to compute the sum and average of elements in an array?
... iterate through the array, since your values are strings, they have to be converted to an integer first. And average is just the sum of values divided by the number of values.
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What's the false operator in C# good for?
... return false;
}
This is obviously a side effect and not the way it's intended to be used, but it is useful.
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Iterate over a Javascript associative array in sorted order
...rol over the fact that the data is in a regular object, this utility would convert the regular object to your fully-functional dictionary:
a.importObject = function(object) {
for (var i in object) { this.set(i, object); }
};
This was a object definition (instead of a reusable constructor functi...
How to distinguish mouse “click” and “drag”
...pt>
This is a direct clone of what @wong2 did in his answer, but converted to RxJs.
Also interesting use of sample. The sample operator will take the latest value from the source (the merge of mousedown and mousemove) and emit it when the inner observable (mouseup) emits.
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How to check if a file exists in the Documents directory in Swift?
...MAR Why that strange string interpolation? You could use absoluteString to convert NSURL to path but it would be better to just keep the path as a string (NSString) like you do in Swift 1.2.
– Sulthan
Apr 27 '16 at 17:48
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lexers vs parsers
...lexer recognizes a character sequence constituting a proper number, it can convert it to its binary value and store with the "number" token.
Similarly, when a parser recognize an expression, it can compute its value and store with the "expression" node of the syntax tree.
They all produce on their...
What does the LayoutInflater attachToRoot parameter mean?
...StateException because of this guy.
getSupportFragmentManager()
.beginTransaction()
.add(parent, childFragment)
.commit();
Since you have already added the child fragment in onCreateView() by mistake. Calling add will tell you that child view is already added to parent Hence Ill...