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iPhone: How to get current milliseconds?
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struct timeval time;
gettimeofday(&time, NULL);
long millis = (time.tv_sec * 1000) + (time.tv_usec / 1000);
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TypeError: 'module' object is not callable
...\Python27\lib\socket.pyc'>
>>> socket.socket
<class 'socket._socketobject'>
>>>
>>> from socket import socket
>>> socket
<class 'socket._socketobject'>
This is what the error message means:
It says module object is not callable, because your code ...
In-place type conversion of a NumPy array
...gt; x.size. Logical once you think about it :-(
– Juh_
Jun 12 '12 at 9:17
Was this solution working for some older ver...
Display block without 100% width
...er. inline-block et al was breaking my layout.
– i336_
Sep 28 '19 at 2:32
1
@i336_ As of today it...
What is the difference between “Flush Magento Cache” and “Flush Cache Storage” in magento's cache ma
...ache location (like /tmp/) or service (like Memcache) is shared with other applications. "Flush Magento Cache" removes only those entries that Magento reliably tracks as its own. "Flush Cache Storage" clears everything but might affect other applications if they're using it.
Normally the location i...
Get child node index
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this approach requires the same number of iterations to determine the child index, so i can't see how it would be much faster.
– Michael
May 10 '13 at 21:04
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Python function global variables?
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In the code that I gave, is func_B doing things (1) to the global copy of x (as gotten from func_A), (2) to a local variable x with the same value of the result of func_A, or (3) to a local variable x with no value and (in the eyes of the compiler) no relat...
Do sealed classes really offer performance Benefits?
... Release build configuration) emits identical MSIL, which is as follows:
L_0000: newobj instance void <NormalClass or SealedClass>::.ctor()
L_0005: stloc.0
L_0006: ldloc.0
L_0007: ldstr "a string"
L_000c: callvirt instance void <NormalClass or SealedClass>::WriteIt(string)
L_0011: ret...
Add a property to a JavaScript object using a variable as the name?
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With lodash, you can create new object like this _.set:
obj = _.set({}, key, val);
Or you can set to existing object like this:
var existingObj = { a: 1 };
_.set(existingObj, 'a', 5); // existingObj will be: { a: 5 }
You should take care if you want to use dot (".") i...
Clear file cache to repeat performance testing
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Use SysInternal's RAMMap app.
The Empty / Empty Standby List menu option will clear the Windows file cache.
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