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AttributeError: 'module' object has no attribute
...ing() would be hugely inefficient because it does an import every time you call it, but in fact the import work only gets done the first time. The second and subsequent times you import a module, it's a quick operation.)
sh...
round() for float in C++
...
The C++03 standard relies on the C90 standard for what the standard calls the Standard C Library which is covered in the draft C++03 standard (closest publicly available draft standard to C++03 is N1804) section 1.2 Normative references:
The library described in clause 7 of ISO/IEC 9899:1...
How to reset (clear) form through JavaScript?
... Indiana Jones and The Last Crusade, you must take a leap of faith. If you call document.getElementById('myform').reset() it will actually clear the form even though that method seems to not exist. Typical M$ obfuscation.
– Newclique
Mar 27 '19 at 16:32
...
Difference between Covariance & Contra-variance
...ing function that associates one member of a set with another. More specifically, a mapping can be covariant or contravariant with respect to a relation on that set.
Consider the following two subsets of the set of all C# types. First:
{ Animal,
Tiger,
Fruit,
Banana }.
And second, this ...
Go build: “Cannot find package” (even though GOPATH is set)
...
It does not work because your foobar.go source file is not in a directory called foobar. go build and go install try to match directories, not source files.
Set $GOPATH to a valid directory, e.g. export GOPATH="$HOME/go"
Move foobar.go to $GOPATH/src/foobar/foobar.go and building should work just...
How does data binding work in AngularJS?
...e, then it fires the change event.
The $apply() method, which is what you call when you are transitioning from a non-AngularJS world into an AngularJS world, calls $digest(). A digest is just plain old dirty-checking. It works on all browsers and is totally predictable.
To contrast dirty-checking ...
HTML table with fixed headers?
...m top table.
Remove the table header from bottom table.
Adjust the column widths. (We keep track of the original column widths)
Below is the code in a runnable demo.
function scrolify(tblAsJQueryObject, height) {
var oTbl = tblAsJQueryObject;
// for very large tables you can remove th...
Can I redirect the stdout in python into some sort of string buffer?
...tdout, EXC <_io.BytesIO object at 0x02C0BB10> Traceback (most recent call last):
# ----------------------------------------- # ? io.UnsupportedOperation: fileno
#''' ? YET: <_io.BytesIO ...
Read/write files within a Linux kernel module
... Linux kernel when possible. The main idea is to go "one level deeper" and call VFS level functions instead of the syscall handler directly:
Includes:
#include <linux/fs.h>
#include <asm/segment.h>
#include <asm/uaccess.h>
#include <linux/buffer_head.h>
Opening a file (si...
Get Mouse Position
...isplay object has the method getCursorLocation().
In vanilla SWT/JFace, call Display.getCurrent().getCursorLocation().
In an RCP application, call PlatformUI.getWorkbench().getDisplay().getCursorLocation().
For SWT applications, it is preferable to use getCursorLocation() over the MouseInfo.g...