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The Android emulator is not starting, showing “invalid command-line parameter”
...d" program in Eclipse . I added nothing to a Java file and only added a text view in file main.xml as
11 Answers
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C++ cout hex values?
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Use:
#include <iostream>
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std::cout << std::hex << a;
There are many other options to control the exact formatting of the output number, such as leading zeros and upper/lower case.
share
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Open a link in browser with java button? [duplicate]
... desktop.browse(uri);
return true;
} catch (Exception e) {
e.printStackTrace();
}
}
return false;
}
public static boolean openWebpage(URL url) {
try {
return openWebpage(url.toURI());
} catch (URISyntaxException e) {
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How to see what will be updated from repository before issuing “svn update” command?
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What do the X's mean in the output?
– IgorGanapolsky
Nov 10 '16 at 18:22
1
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How to programmatically click a button in WPF?
...is asynchronous. That means if you are using it in a unit test and your next line is to check the expected result of clicking the button, you might have to wait.
– denver
Apr 22 '15 at 18:32
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Make elasticsearch only return certain fields?
I'm using elasticsearch to index my documents.
12 Answers
12
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Best way to check if UITableViewCell is completely visible
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You can get the rect of a cell with rectForRowAtIndexPath: method and compare it with tableview's bounds rect using CGRectContainsRect function.
Note that this will not instantiate the cell if it is not visible, and thus will be rather fast.
Swift
let cellRect = tableView.r...
JavaScript OOP in NodeJS: how?
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This is an example that works out of the box. If you want less "hacky", you should use inheritance library or such.
Well in a file animal.js you would write:
var method = Animal.prototype;
function Animal(age) {
this._age = age;
}...
Checkout another branch when there are uncommitted changes on the current branch
Most of the time when I try to checkout another existing branch, Git doesn't allow me if I have some uncommitted changes on the current branch. So I'll have to commit or stash those changes first.
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Is < faster than
...o, it will not be faster on most architectures. You didn't specify, but on x86, all of the integral comparisons will be typically implemented in two machine instructions:
A test or cmp instruction, which sets EFLAGS
And a Jcc (jump) instruction, depending on the comparison type (and code layout):
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