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Installed Java 7 on Mac OS X but Terminal is still using version 6
...to move Mac OS X from Appels own System integrated Java packages to Oracle based Java Packages. The above solution is working fine as of Mac OS X 10.8.2
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What is the difference between “int” and “uint” / “long” and “ulong”?
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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Replace non-ASCII characters with a single space
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PythonWin 3.3.0 (v3.3.0:bd8afb90ebf2, Sep 29 2012, 10:57:17) [MSC v.1600 64 bit (AMD64)] on win32.
>>> s='ABC马克def'
>>> import re
>>> re.sub(r'[^\x00-\x7f]',r' ',s) # Each char is a Unicode codepoint.
'ABC def'
>>> b = s.encode('utf8')
>>> re.sub...
Executing elements inserted with .innerHTML
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You can use <img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" onload="alert('test');"> if you want to prevent a useless http request.
– Savas Vedova
Apr 14 '15 at 8:56
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nginx: [emerg] could not build the server_names_hash, you should increase server_names_hash_bucket_s
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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How do you install an APK file in the Android emulator?
...rm-tools
Example : PATH=$PATH:/users/jorgesys/eclipse/android-sdk-mac_64/tools
Then run adb.
Mac:
1.Run the emulator,
2.then copy your .apk file and paste into /Users/your_system_username/Library/Android/sdk/platform-tools,
if you are not able to find sdk path in your mac system, do the fo...
Ruby custom error classes: inheritance of the message attribute
...hing similar. I wanted to pass an object to #new and have the message set based on some processing of the passed object. The following works.
class FooError < StandardError
attr_accessor :message # this is critical!
def initialize(stuff)
@message = stuff.reverse
end
end
begin
rais...
How to convert a unix timestamp (seconds since epoch) to Ruby DateTime?
...).
# ~ % ruby -v
# => ruby 2.1.5p273 (2014-11-13 revision 48405) [x86_64-darwin13.0]
irb(main):038:0> Benchmark.measure do
irb(main):039:1* ["1318996912", "1318496912"].each do |s|
irb(main):040:2* DateTime.strptime(s, '%s')
irb(main):041:2> end
irb(main):042:1> end
=> #&l...
Check if a string contains a number
...nction will return True if a digit exists in the string, otherwise False.
Demo:
>>> king = 'I shall have 3 cakes'
>>> num_there(king)
True
>>> servant = 'I do not have any cakes'
>>> num_there(servant)
False
...
get list from pandas dataframe column
...a 1.0 1
b 2.0 2
c 3.0 3
d NaN 4
column types:
one float64
two int64
dtype: object
col_one_list:
[1.0, 2.0, 3.0, nan]
type:<class 'list'>
col_one_arr:
[ 1. 2. 3. nan]
type:<class 'numpy.ndarray'>
...