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Is the NOLOCK (Sql Server hint) bad practice?
...h NOLOCK hint, the transaction isolation level for the SELECT statement is READ UNCOMMITTED. This means that the query may see dirty and inconsistent data.
This is not a good idea to apply as a rule. Even if this dirty read behavior is OK for your mission critical web based application, a NOLOCK s...
Volatile vs. Interlocked vs. lock
...at a class has a public int counter field that is accessed by multiple threads. This int is only incremented or decremented.
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How do I write JSON data to a file?
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btw: to re read the data use: with open('data.txt') as infile: d = json.load(infile). See: this answer
– klaas
Mar 7 '16 at 12:59
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Read file from line 2 or skip header row
How can I skip the header row and start reading a file from line2?
8 Answers
8
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read file from assets
I am using this code trying to read a file from assets. I tried two ways to do this. First, when use File I received FileNotFoundException , when using AssetManager getAssets() method isn't recognized.
Is there any solution here?
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Character reading from file in Python
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Ref: http://docs.python.org/howto/unicode
Reading Unicode from a file is therefore simple:
import codecs
with codecs.open('unicode.rst', encoding='utf-8') as f:
for line in f:
print repr(line)
It's also possible to open files in update mode, allowing b...
Batch files: How to read a file?
How you can read a file (text or binary) from a batch file? There is a way to read it in a binary mode or text mode?
7 Answ...
View/edit ID3 data for MP3 files
...Artist, Artist, JointedArtists, FirstPerformer) and almost all of them are read-only or deprecated...
– Laserson
Oct 14 '10 at 17:24
3
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How to load a tsv file into a Pandas DataFrame?
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Note: As of 17.0 from_csv is discouraged: use pd.read_csv instead
The documentation lists a .from_csv function that appears to do what you want:
DataFrame.from_csv('c:/~/trainSetRel3.txt', sep='\t')
If you have a header, you can pass header=0.
DataFrame.from_csv('c:/~/...
What is the difference between buffer and cache memory in Linux?
...ference between the two Linux memory concepts : buffer and cache . I've read through this post and it seems to me that the difference between them is the expiration policy:
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