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How to inherit constructors?
...s?? That's your main problem. How about this instead?
public Foo(params int[] list) {...}
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Plotting time in Python with Matplotlib
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You must first convert your timestamps to Python datetime objects (use datetime.strptime). Then use date2num to convert the dates to matplotlib format.
Plot the dates and values using plot_date:
dates = matplotlib.dates.date2num(list_of_d...
Determine when a ViewPager changes pages
...ener(new OnPageChangeListener() {
public void onPageScrollStateChanged(int state) {}
public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) {}
public void onPageSelected(int position) {
// Check if this is the page you want.
}
});
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Getting the array length of a 2D array in Java
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Consider
public static void main(String[] args) {
int[][] foo = new int[][] {
new int[] { 1, 2, 3 },
new int[] { 1, 2, 3, 4},
};
System.out.println(foo.length); //2
System.out.println(foo[0].length); //3
System.out.println(foo[1].length); //4...
Why in C++ do we use DWORD rather than unsigned int? [duplicate]
...me, do as the Romans do.") For you, that happens to correspond to unsigned int, but that might not always be the case. To be safe, use DWORD when a DWORD is expected, regardless of what it may actually be.
For example, if they ever changed the range or format of unsigned int they could use a differ...
Sort an array in Java
I'm trying to make a program that consists of an array of 10 integers which all has a random value, so far so good.
17 Answ...
How do I make a textbox that only accepts numbers?
...have a windows forms app with a textbox control that I want to only accept integer values. In the past I've done this kind of validation by overloading the KeyPress event and just removing characters which didn't fit the specification. I've looked at the MaskedTextBox control but I'd like a more gen...
Combining C++ and C - how does #ifdef __cplusplus work?
...acy C code. We've started writing in C++, with the intent to eventually convert the legacy code, as well. I'm a little confused about how the C and C++ interact. I understand that by wrapping the C code with extern "C" the C++ compiler will not mangle the C code's names, but I'm not ent...
How do I enter RGB values into Interface Builder?
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When you choose "Save for Web & Devices" from Photoshop, uncheck the "Convert to sRGB" box.
In Xcode, click the colorspace popup in the color picker and choose "Generic RGB", then enter the red, green and blue values from Photoshop, NOT THE HEX VALUE as this reverts back to the sRGB colors...
Union of dict objects in Python [duplicate]
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Why converting to list() ? def union2(dict1, dict2): return dict(dict1.items() + dict2.items())
– kinORnirvana
May 22 '17 at 14:48
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