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What is the meaning of “non temporal” memory accesses in x86
...nd not (immediately) consumed again, the fact that memory store operations read a full cache line first and then modify the cached data is detrimental to performance. This operation pushes data out of the caches which might be needed again in favor of data which will not be used soon. This is especi...
Possible to perform cross-database queries with PostgreSQL?
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From what I can read, dblink doesn't handle the case where you want a query that spans two databases.
– Paul Tomblin
Mar 27 '12 at 0:04
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What does enumerate() mean?
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I am reading a book (Effective Python) by Brett Slatkin and he shows another way to iterate over a list and also know the index of the current item in the list but he suggests that it is better not to use it and to use enumerate i...
Standard way to embed version into python package?
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VERSIONFILE="myniftyapp/_version.py"
verstrline = open(VERSIONFILE, "rt").read()
VSRE = r"^__version__ = ['\"]([^'\"]*)['\"]"
mo = re.search(VSRE, verstrline, re.M)
if mo:
verstr = mo.group(1)
else:
raise RuntimeError("Unable to find version string in %s." % (VERSIONFILE,))
Then your setu...
How do I submit disabled input in ASP.NET MVC?
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Can't you make the field readonly="readonly" instead of disabled="disabled"? A readonly field value will be submitted to the server while still being non-editable by the user. A SELECT tag is an exception though.
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Copy folder recursively in node.js
...copy a folder and all its content without manually doing a sequence of fs.readir , fs.readfile , fs.writefile recursively ?
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ValueError: invalid literal for int() with base 10: ''
I am creating a program that reads a file and if the first line of the file is not blank, it reads the next four lines. Calculations are performed on those lines and then the next line is read. If that line is not empty it continues. However, I am getting this error:
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Does Redis persist data?
...it persist as well across server reboot so that when the server reboots it reads into memory all the data from disk. Or is it always a blank store which is only to store data while apps are running with no persistence?
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Why do I need an IoC container as opposed to straightforward DI code? [closed]
...eed to use an Inversion of Control (IoC) container. However, the more I read, the more pressure I feel from the community to use an IoC container.
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How does the ThreadStatic attribute work?
How does [ThreadStatic] attribute work? I assumed that the compiler would emit some IL to stuff/retrieve the value in the TLS, but looking at a disassembly it doesn't seem to do it at that level.
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