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How to keep keys/values in same order as declared?
...he dictionary to retrieve my values in the order I needed them.
example:
test_dict = dict( val1 = "hi", val2 = "bye", val3 = "huh?", val4 = "what....")
test_tuple = ( 'val1', 'val2', 'val3', 'val4')
for key in test_tuple: print(test_dict[key])
It's a tad cumbersome, but I'm pressed for time and ...
How to define static property in TypeScript interface
...e without an instance, you also can... but it is a bit fussy.
interface DateStatic extends Date {
MinValue: Date;
}
Date['MinValue'] = new Date(0);
Called using:
var x: DateStatic = <any>Date; // We aren't using an instance
console.log(x.MinValue);
...
How do I specify new lines on Python, when writing on files?
...ch is easier.
Example 1
Input
line1 = "hello how are you"
line2 = "I am testing the new line escape sequence"
line3 = "this seems to work"
You can write the '\n' separately:
file.write(line1)
file.write("\n")
file.write(line2)
file.write("\n")
file.write(line3)
file.write("\n")
Output
hello...
sql query to return differences between two tables
... xml, @Data2 xml
select @Data1 =
(
select *
from (select * from Test1 except select * from Test2) as a
for xml raw('Data')
)
select @Data2 =
(
select *
from (select * from Test2 except select * from Test1) as a
for xml raw('Data')
)
;with CTE1 as (
select
T...
Git commits are duplicated in the same branch after doing a rebase
... error, and then proceeded to run git pull:
To git@bitbucket.org:username/test1.git
! [rejected] dev -> dev (non-fast-forward)
error: failed to push some refs to 'git@bitbucket.org:username/test1.git'
hint: Updates were rejected because the tip of your current branch is behind
hint: its ...
Inputting a default image in case the src attribute of an html is not valid?
....dtd">
<html lang="en">
<head>
<title>Object Test</title>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
</head>
<body>
<p>
<object data="http://stackoverflow.com/does-not-exist.png" type="image/png"...
软件测试中的性能测试、负载测试、压力测试 - 更多技术 - 清泛网 - 专注C/C...
...试可以包括不同的测试类型，例如：性能测试(Performance Test)、负载测试(Load Test)和压力测试(Stress Test)。这三种效率测试类型，不仅在具体定义上面有不同的侧重点，同时相互之间又是密切关联的。
1)性能测试
性能测试主要评价...
Python: Check if one dictionary is a subset of another larger dictionary
...a set-like view of the dict items. You can then use the <= operator to test if one view is a "subset" of the other:
d1.items() <= d2.items()
In Python 2.7, use the dict.viewitems() to do the same:
d1.viewitems() <= d2.viewitems()
In Python 2.6 and below you will need a different solu...
How to prevent multiple instances of an Activity when it is launched with different Intents
...to reproduce this bug programmatically so you can incorporate this in your test suite:
When you launch an app through Eclipse or Market App, it launches with intent flags: FLAG_ACTIVITY_NEW_TASK.
When launching through the launcher (home), it uses flags: FLAG_ACTIVITY_NEW_TASK | FLAG_ACTIVITY_BROU...
Creating a singleton in Python
...ey are separate and encapsulated. The metaclass implementation passes this test. The metaclass is responsible for enforcing the pattern and the created class and subclasses need not be aware that they are singletons. Method #1 fails this test, as you noted with "MyClass itself is a a function, not a...