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UDP vs TCP, how much faster is it? [closed]
...lement, which is a huge plus on embedded systems (microcontrollers, FPGAs, etc., in particular a TCP implementation for an FPGA is generally something you just want to purchase from somebody else and not think about).
– Jason C
Mar 5 '17 at 6:19
...
Is leaked memory freed up when the program exits?
... memory - as is the case with normal "flavors" of Windows, Linux, Solaris, etc. However it is important to note that in specialized environments such as various Real-Time Operating Systems the memory may not be freed when the program is terminated.
...
What is the Java string pool and how is “s” different from new String(“s”)? [duplicate]
...terned. The
distinct values are stored in a string
intern pool.
Basically, a string intern pool allows a runtime to save memory by preserving immutable strings in a pool so that areas of the application can reuse instances of common strings instead of creating multiple instances of it.
As an ...
How do I create a variable number of variables?
... answered Sep 3 '09 at 12:41
c_harmc_harm
add a comment
...
jQuery How to Get Element's Margin and Padding?
...ow using jQuery - I can get an elements formatted total padding and margin etc ? i.e. 30px 30px 30px 30px or 30px 5px 15px 30px etc
...
get list from pandas dataframe column
...rame columns are Pandas Series when you pull them out, which you can then call x.tolist() on to turn them into a Python list. Alternatively you cast it with list(x).
import pandas as pd
data_dict = {'one': pd.Series([1, 2, 3], index=['a', 'b', 'c']),
'two': pd.Series([1, 2, 3, 4], inde...
Do I use , , or for SVG files?
...ectRatio(none))" />", which lets you control the aspect ratio, viewBox, etc the same as with inline SVG definitions. Further reading on scaling - css-tricks.com/scale-svg
– brichins
Jun 16 '16 at 17:04
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Convert string to binary in python
...encoding.
In Python 3, then, you can do something like this:
a = "test"
a_bytes = bytes(a, "ascii")
print(' '.join(["{0:b}".format(x) for x in a_bytes]))
The differences between UTF-8 and ascii encoding won't be obvious for simple alphanumeric strings, but will become important if you're process...
Avoid duplicates in INSERT INTO SELECT query in SQL Server
...
Using NOT EXISTS:
INSERT INTO TABLE_2
(id, name)
SELECT t1.id,
t1.name
FROM TABLE_1 t1
WHERE NOT EXISTS(SELECT id
FROM TABLE_2 t2
WHERE t2.id = t1.id)
Using NOT IN:
INSERT INTO TABLE_2
(id, name)
SELECT t...
Why is creating a new process more expensive on Windows than Linux?
...eateProcess' in Windows and having it load the exe image, associated dlls, etc.
In the fork case the OS can use 'copy-on-write' semantics for the memory pages associated with both new processes to ensure that each one gets their own copy of the pages they subsequently modify.
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