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How do I get the current time zone of MySQL?
...knowing. Moral: Always store dates/times in GMT (which doesn't do DST) and convert to the desired timezone as/when necessary.
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Convert InputStream to BufferedReader
... name to the StreamReader constructor. Since a stream just provides bytes, converting these to text means the encoding must be known. If you don't specify it, the system default is assumed.
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Calling Python in Java?
...nterpreter interpreter = new PythonInterpreter();
interpreter.exec("import sys\nsys.path.append('pathToModules if they are not there by default')\nimport yourModule");
// execute a function that takes a string and returns a string
PyObject someFunc = interpreter.get("funcName");
PyObject result = so...
PHP code to convert a MySQL query to CSV [closed]
What is the most efficient way to convert a MySQL query to CSV in PHP please?
6 Answers
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c# datatable to csv
...ardContent also handles few edge cases of values that contain ,. ", \t (it converts tab to space)
– Slai
Nov 28 '16 at 13:43
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Chrome sendrequest error: TypeError: Converting circular structure to JSON
...r reference, something like:
var a = {};
a.b = a;
JSON.stringify cannot convert structures like this.
N.B.: This would be the case with DOM nodes, which have circular references, even if they are not attached to the DOM tree. Each node has an ownerDocument which refers to document in most cases....
What is managed or unmanaged code in programming?
...ce, the stack, etc. The idea is to run in a more secure environment.
To convert from a managed variable, say, to an unmanaged one, you have to get to the actual object itself. It's probably wrapped or boxed in some additional packaging. UNmanaged variables (like an 'int', say) - on a 32 bit mac...
Idiomatic way to convert an InputStream to a String in Scala
I have a handy function that I've used in Java for converting an InputStream to a String. Here is a direct translation to Scala:
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cannot convert data (type interface {}) to type string: need type assertion
... is an interface type, []i is not interface type. As a result, in order to convert []i to its value type, we have to do it individually:
// var items []i
for _, item := range items {
value, ok := item.(T)
dosomethingWith(value)
}
Performance
As for performance, it can be slower than dire...
Convert an image to grayscale in HTML/CSS
...ry ones too if you feel like it, apply that class to any image you want to convert to greyscale (works in Firefox >3.5, IE8).
edit: Here's a nice blog post which describes using the new CSS3 filter property in SalmanPK's answer in concert with the SVG approach described here. Using that approa...