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Append to a file in Go
...
This answers works in Go1:
f, err := os.OpenFile(filename, os.O_APPEND|os.O_WRONLY|os.O_CREATE, 0600)
if err != nil {
panic(err)
}
defer f.Close()
if _, err = f.WriteString(text); err != nil {
panic(err)
}
...
What is the difference between substr and substring?
...s parameters as (from, length).
Update: MDN considers substr legacy.
alert("abc".substr(1,2)); // returns "bc"
alert("abc".substring(1,2)); // returns "b"
You can remember substring takes indices, as does yet another string extraction method, slice.
When starting from 0 you can use either m...
mysql_config not found when installing mysqldb python interface
I am trying to get a Python script to run on the linux server I'm connected to via ssh. The script uses mysqldb. I have all the other components I need, but when I try to install mySQLdb via setuptools like so:,
...
Enable access control on simple HTTP server
I have the following shell script for a very simple HTTP server:
4 Answers
4
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Find all files in a directory with extension .txt in Python
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You can use glob:
import glob, os
os.chdir("/mydir")
for file in glob.glob("*.txt"):
print(file)
or simply os.listdir:
import os
for file in os.listdir("/mydir"):
if file.endswith(".txt"):
print(os.path.join("/mydir", file))
or if you ...
What is 'YTowOnt9'?
...mp(unserialize(base64_decode("YTowOnt9")));'
array(0) {
}
There are many scripts that serialize arrays of data. When the arrays have data, they vary greatly, so the Base64 encoded PHP-serialized values do too, but when they are empty they are all the same. It makes it look as if a lot of very diff...
How to fix SSL certificate error when running Npm on Windows?
...istry.npmjs.org.
Solutions:
Use wget https://registry.npmjs.org/coffee-script --ca-certificate=./DigiCertHighAssuranceEVRootCA.crt to fix wget problem
Use npm config set cafile /path/to/DigiCertHighAssuranceEVRootCA.crt to set root certificate for your npm program.
you can download root certif...
SQL - Query to get server's IP address
...p varchar(40)
exec sp_get_ip_address @ip out
print @ip
Source of the SQL script.
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Python: Get relative path from comparing two absolute paths
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os.path.commonprefix() and os.path.relpath() are your friends:
>>> print os.path.commonprefix(['/usr/var/log', '/usr/var/security'])
'/usr/var'
>>> print os.path.commonprefix(['/tmp', '/usr/var']) # No com...
How do I check if I'm running on Windows in Python? [duplicate]
...e platform module but it says it returns 'Windows' and it's returning 'Microsoft' on my machine. I notice in another thread here on stackoverflow it returns 'Vista' sometimes.
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