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how to check the jdk version used to compile a .class file [duplicate]
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You're looking for this on the command line (for a class called MyClass):
On Unix/Linux:
javap -verbose MyClass | grep "major"
On Windows:
javap -verbose MyClass | findstr "major"
You want the major version from the results. Here are some example values:
Java 1.2 uses majo...
How do you make a WPF slider snap only to discrete integer positions?
All too often I want a WPF slider that behaves like the System.Windows.Forms.TrackBar of old. That is, I want a slider that goes from X to Y but only allows the user to move it in discrete integer positions.
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Observer Design Pattern vs “Listeners”
...e common implementations of Listeners seem to all react to events from outside.
So, I would say that the Listener is a less-generalized case of an Observer.
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C# short/long/int literal format?
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Side note: I think this causes a boxing conversion.
– 3Dave
Jan 7 '14 at 16:45
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Difference between Python datetime vs time modules
...och. the datetime module can support many of the same operations, but provides a more object oriented set of types, and also has some limited support for time zones.
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Select something that has more/less than x character
... var channelOptions = {
tags: "".split(" "),
id: "1"
};
initTagRenderer("".split(" "), "".split(" "), channelOptions);
StackExchange.using("externalEditor", function() {
// Have to fire editor after snippets, if snippets enabled...
How to parse XML to R data frame
...ime-layout"]][
names(xml_data[["data"]][["time-layout"]]) == "start-valid-time"])
Temperature data is a bit more complicated. First you need to get to the node that contains the temperature lists. Then you need extract both the lists, look within each one, and pick the one that has "hourly" as...
What's “P=NP?”, and why is it such a famous question? [closed]
...tic mean? There is an abstract computational model, an imaginary computer called a Turing machine (TM). This machine has a finite number of states, and an infinite tape, which has discrete cells into which a finite set of symbols can be written and read. At any given time, the TM is in one of its...
How does IPython's magic %paste work?
...e for another useful IPython magic function.
First to restate what @EOL said, one way to solve OP's problem is to turn off auto-indentation by first running %autoindent and doing the paste (not needed if you are using %paste, of course).
Now to add more information to what is already there here, o...
Is it a good idea to index datetime field in mysql?
...cords. Most of my queries use datetime clause to select data. Is it a good idea to index datetime fields in mysql database?
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