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Understanding typedefs for function pointers in C
... follows:
float result = (*myFnPtr)(2.0, 5.1);
This makes good reading: http://www.newty.de/fpt/index.html
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How do I get the number of elements in a list?
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Python's equivalent of && (logical-and) in an if-statement
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I think you should use & See: stackoverflow.com/questions/36921951/…
– user1761806
Jul 27 '17 at 20:24
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How can I call controller/view helper methods from the console in Ruby on Rails?
...myresource_path # => "/myresource"
app.myresource_url # => "http://www.example.com/myresource"
View Helpers:
foo = ActionView::Base.new
foo.javascript_include_tag 'myscript' #=> "<script src=\"/javascripts/myscript.js\"></script>"
helper.link_to "foo", "bar" #=>...
How do you log all events fired by an element in jQuery?
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@Joseph: regarding your earlier comment "focus is not a native event" - um...yes it is, one that's been around since long before jQuery (and before Chrome and FF, for that matter). Also, you might want to add blur to your list of events.
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How to perform mouseover function in Selenium WebDriver using Java?
...orm();
};
@Test
public void hoverTest() {
driver.get("https://www.bootply.com/render/6FC76YQ4Nh");
hover.accept(By.linkText("Dropdown"));
hover.accept(By.linkText("Dropdown Link 5"));
hover.accept(By.linkText("Dropdown Submenu Link 5.4"));
hover....
Does reading an entire file leave the file handle open?
... In your code, that object is mentioned only once, in an expression, and becomes inaccessible immediately after the read() call returns.
This means that the file object is garbage. The only remaining question is "When will the garbage collector collect the file object?".
in CPython, which uses a ...
How to create PDFs in an Android app? [closed]
...f anyone wants to generate PDFs on Android device, here is how to do it:
http://sourceforge.net/projects/itext/ (library)
http://www.vogella.de/articles/JavaPDF/article.html (tutorial)
http://tutorials.jenkov.com/java-itext/image.html (images tutorial)
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How to make an OpenGL rendering context with transparent background?
...unsuccessful bounty to get some help on this issue, I finally realized how complex was the problem I was interested in.
The few individuals that have accomplished this task don't share much. During my research I found different ways to achieve what I was looking for. One of the most interesting on...
Standard way to embed version into python package?
...ecifically? (Which "invents" your own double-underscore-word.) [When James commented, underscores did nothing in comments, now they indicate emphasis, so James really wrote __version_info__ too. ---ed.]
– Roger Pate
Dec 30 '09 at 1:32
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