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PostgreSQL error 'Could not connect to server: No such file or directory'
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104
Check there is no postmaster.pid in your postgres directory, probably /usr/local/var/postgres/
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Hashing a file in Python
...ly arbitrary, change for your app!
BUF_SIZE = 65536 # lets read stuff in 64kb chunks!
md5 = hashlib.md5()
sha1 = hashlib.sha1()
with open(sys.argv[1], 'rb') as f:
while True:
data = f.read(BUF_SIZE)
if not data:
break
md5.update(data)
sha1.update(da...
Vagrant stuck connection timeout retrying
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47 Answers
47
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What's the difference between using “let” and “var”?
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edited Apr 29 at 13:14
community wiki
31 r...
Hash function that produces short hashes?
...ashlib.sha1("my message".encode("UTF-8")).hexdigest()
>>> hash
'104ab42f1193c336aa2cf08a2c946d5c6fd0fcdb'
>>> hash[:10]
'104ab42f11'
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S3 Error: The difference between the request time and the current time is too large
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164
The time on your local box is out of sync with the current time. Sync up your system clock and ...
Limit number of characters allowed in form input text field
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174
maxlength:
The maximum number of characters that will be accepted as input. This can be grea...
How to compare variables to undefined, if I don’t know whether they exist? [duplicate]
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edited Apr 23 '13 at 11:48
answered May 6 '10 at 7:00
Mak...
How to select/get drop down option in Selenium 2
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184
Take a look at the section about filling in forms using webdriver in the selenium documentation ...
How do I read a text file of about 2 GB? [duplicate]
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edited Nov 7 '17 at 9:41
answered Aug 7 '15 at 13:50
Ma...