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Get key by value in dictionary
...returns two lists with keys and values of the dictionary respectively. The zip function has the ability to tie together lists to produce a dictionary.
p = dict(zip(i.values(),i.keys()))
Warning : This will work only if the values are hashable and unique.
...
Is it possible to use Java 8 for Android development?
...http://dl.google.com/android/adt/22.6.2/adt-bundle-windows-x86_64-20140321.zip
Download ADT and unzip its contents into a folder, e.g. D:\adt
Define a new environment variable called ANDROID_HOME with the value of the path of your ADT installation folder, e.g. D:\adt\sdk
Add your Andoid SDK Platfo...
Convert JS Object to form data
...tate":"US-AS",
"region":{
"isocode":"US-AS"
},
"zip":"76767-6776"
}
}
Into something like this:
{
"orderPrice":"11",
"cardNumber":"************1234",
"id":"8796191359018",
"accountHolderName":"Raj Pawan",
"expiryMonth":"02",
"expiryYear":"2019",
...
An efficient way to transpose a file in Bash
...hon solution:
python -c "import sys; print('\n'.join(' '.join(c) for c in zip(*(l.split() for l in sys.stdin.readlines() if l.strip()))))" < input > output
The above is based on the following:
import sys
for c in zip(*(l.split() for l in sys.stdin.readlines() if l.strip())):
print(' '...
Are Javascript arrays sparse?
...
undefined
So perhaps using a dense array to get a feel for the original AIX kernel bug might need to be forced with a range-alike:
> denseArray = [...Array(2**24).keys()]
[
0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11,
12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23,
24, 25, 26, 27, 28...
Oracle 11.2.0.4 RAC FOR redhat 6.4 - 数据库(内核) - 清泛网 - 专注C/C++及内核技术
...传到 服务器的 /mnt/iso/目录
p13390677_112040_Linux-x86-64_1of7.zip
p13390677_112040_Linux-x86-64_2of7.zip
p13390677_112040_Linux-x86-64_3of7.zip
pdksh-5.2.14-37.el5_8.1.x86_64.rpm
上传到 服务器的 /mnt/iso/oracle/目录
挂载镜像
mount -o loop /mnt/iso/rhel-server-6.4-x...
Can you change what a symlink points to after it is created?
... MacOS X, there is no such call. Is there a call to do that on ... Linux, AIX, HP-UX, anything else that looks like Unix? Windows doesn't really have symlinks in the same way, AFAICT, so it is not critical to my analysis - but information about the equivalent Windows API would be useful.
...
Accessing items in an collections.OrderedDict by index
... [2]: from indexed import IndexedOrderedDict
In [3]: id=IndexedOrderedDict(zip(arange(1000),random.random(1000)))
In [4]: timeit id.keys()[56]
1000000 loops, best of 3: 969 ns per loop
In [8]: from collections import OrderedDict
In [9]: od=OrderedDict(zip(arange(1000),random.random(1000)))
In [10]:...
How to host google web fonts on my own server?
... via on github at their google/font repository. They also provide a ~420MB zip snapshot of their fonts.
You first download your font selection as a zipped package, providing you with a bunch of true type fonts. Copy them somewhere public, somewhere you can link to from your css.
On the google webfo...
What is the difference between 'java', 'javaw', and 'javaws'?
...r.ibm.com/infocenter/javasdk/v6r0/index.jsp?topic=%2Fcom.ibm.java.doc.user.aix32.60%2Fuser%2Fjava.html:
The javaw command is identical to java, except that javaw has no associated console window. Use javaw when you do not want a command prompt window to be displayed. The javaw launcher displays ...