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Finding JavaScript memory leaks with Chrome
I've created a very simple test case that creates a Backbone view, attaches a handler to an event, and instantiates a user-defined class. I believe that by clicking the "Remove" button in this sample, everything will be cleaned up and there should be no memory leaks.
...
What is the use of the square brackets [] in sql statements?
...ame names as SQL keywords, or have spaces in them.
Example:
create table test ( id int, user varchar(20) )
Oh no! Incorrect syntax near the keyword 'user'.
But this:
create table test ( id int, [user] varchar(20) )
Works fine.
...
Do I use , , or for SVG files?
...ou assured the onerror fires if svg doesn't render? what browsers have you tested?
– artlung
Nov 9 '15 at 18:41
1
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How can I use interface as a C# generic type constraint?
...olving the halting problem.
Case 1: using a type
Example:
public class TestClass : SomeClass<IMyInterface> { ... }
Example 2:
public class TestClass
{
SomeClass<IMyInterface> myMember; // or a property, method, etc.
}
Basically this involves scanning all types, inheritan...
Is it possible to print a variable's type in standard C++?
...lt; '\n';
and for me outputs:
int const
<disclaimer> I have not tested this on MSVC. </disclaimer> But I welcome feedback from those who do.
The C++11 Solution
I am using __cxa_demangle for non-MSVC platforms as recommend by ipapadop in his answer to demangle types. But on MSVC ...
How to read a single character from the user?
...har.readchar()))
print("Reading a key:")
print(repr(readchar.readkey()))
Tested on Windows and Linux with Python 2.7.
On Windows, only keys which map to letters or ASCII control codes are supported (Backspace, Enter, Esc, Tab, Ctrl+letter). On GNU/Linux (depending on exact terminal, perhaps?) you...
How to retrieve the dimensions of a view?
...code from comments:
final TextView tv = (TextView)findViewById(R.id.image_test);
ViewTreeObserver vto = tv.getViewTreeObserver();
vto.addOnGlobalLayoutListener(new OnGlobalLayoutListener() {
@Override
public void onGlobalLayout() {
LayerDrawable ld = (LayerDrawable)tv.getBackground...
Sleeping in a batch file
... box, I've needed to pause its execution for several seconds (usually in a test/wait loop, waiting for a process to start). At the time, the best solution I could find uses ping (I kid you not) to achieve the desired effect. I've found a better write-up of it here , which describes a callable "wait...
Git: copy all files in a directory from another branch
... answered Apr 13 '14 at 20:06
test30test30
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...
Fast stable sorting algorithm implementation in javascript
... instead of making in-place sort like the built-in Array.sort() function.
Test
If we take the following input array, initially sorted by weight:
// sorted by weight
var input = [
{ height: 100, weight: 80 },
{ height: 90, weight: 90 },
{ height: 70, weight: 95 },
{ height: 100, weight: 10...