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Mismatch Detected for 'RuntimeLibrary'
...sly the version of Visual C++, among other things like iterator debugging, etc.)
The most important part of the problem is this: having the same idea about the size of objects on either side of a function call.
Consider for example that the above two pieces of code are called A and B. A is compile...
What is the definition of “interface” in object oriented programming
...s (e.g., cable programming) and has outputs (display on the screen, sound, etc.). However, when you look at a TV that is not plugged in, you are projecting your expected semantics into an interface. For all you know, the TV could just explode when you plug it in. However, based on its "interface" yo...
Convert base-2 binary number string to int
...'{0b1011010:#0}')
>>> bin_2_decimal
90
binary to octal hexa and etc.
>>> f'{0b1011010:#o}'
'0o132' # octal
>>> f'{0b1011010:#x}'
'0x5a' # hexadecimal
>>> f'{0b1011010:#0}'
'90' # decimal
Pay attention to 2 piece of information separated by colon.
I...
What's the $unwind operator in MongoDB?
...NoSQL" approach to data storage, so perish the thoughts of selects, joins, etc. from your mind. The way that it stores your data is in the form of documents and collections, which allows for a dynamic means of adding and obtaining the data from your storage locations.
That being said, in order to u...
How to find the Windows version from the PowerShell command line
...o Windows 10.
Windows 10 has versions of its own: 1507, 1511, 1607, 1703, etc. This is what winver shows.
Powershell:
(Get-ItemProperty "HKLM:\SOFTWARE\Microsoft\Windows NT\CurrentVersion").ReleaseId
Command prompt (CMD.EXE):
Reg Query "HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion" /v Releas...
Is it possible to specify your own distance function using scikit-learn K-Means Clustering?
...various cluster validity metrics, I came across Dunn's Index, Elbow method etc. wasn't really sure which one to utilize so thought I will start off with the Elbow method.
– Legend
Jul 11 '11 at 17:24
...
Activate a virtualenv via fabric as deploy user
...amp;& '
run(workon + 'git pull')
run(workon + 'do other stuff, etc')
Since version 1.0, Fabric has a prefix context manager which uses this technique so you can for example:
def task():
with prefix('workon myvenv'):
run('git pull')
run('do other stuff, etc')
* ...
How to write to a file in Scala?
...se a helper function:
/**
* Used for reading/writing to database, files, etc.
* Code From the book "Beginning Scala"
* http://www.amazon.com/Beginning-Scala-David-Pollak/dp/1430219890
*/
def using[A <: {def close(): Unit}, B](param: A)(f: A => B): B =
try { f(param) } finally { param.clos...
How to execute a raw update sql with dynamic binding in rails
...ure if there are other ramifications to doing this (connections left open, etc). I would trace the Rails code for a normal update to see what it's doing aside from the actual query.
Using prepared queries can save you a small amount of time in the database, but unless you're doing this a million ti...
Why does GCC generate 15-20% faster code if I optimize for size instead of speed?
...t just eats up bytes for no reason and potentially increases cache misses, etc.
The noise it makes pretty much makes timing micro-optimizations
impossible.
How can I make sure that such accidental lucky / unlucky alignments
are not interfering when I do micro-optimizations (unrelated to...