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How can I do a line break (line continuation) in Python?
...this:
if a == True and \
b == False
Check the style guide for more information.
From your example line:
a = '1' + '2' + '3' + \
'4' + '5'
Or:
a = ('1' + '2' + '3' +
'4' + '5')
Note that the style guide says that using the implicit continuation with parentheses is preferred, but ...
How can I delete a newline if it is the last character in a file?
...at shell command substitutions remove trailing newline characters:
Simple form that works in bash, ksh, zsh:
printf %s "$(< in.txt)" > out.txt
Portable (POSIX-compliant) alternative (slightly less efficient):
printf %s "$(cat in.txt)" > out.txt
Note:
If in.txt ends with multiple ne...
Mockito test a void method throws an exception
...w Exception()).given(mockedObject).methodReturningVoid(...)); Explanation form javadoc : "Stubbing voids requires different approach from {@link Mockito#when(Object)} (or BDDMockito.given)because the compiler does not like void methods inside brackets..."
– Wolf359
...
When is each sorting algorithm used? [closed]
...tions:
Quick sort: When you don't need a stable sort and average case performance matters more than worst case performance. A quick sort is O(N log N) on average, O(N^2) in the worst case. A good implementation uses O(log N) auxiliary storage in the form of stack space for recursion.
Merge sort...
What causes a java.lang.ArrayIndexOutOfBoundsException and how do I prevent it?
...o and you should end with name.length - 1. In an array a[n] you can access form a[0] to a[n-1].
For example:
String[] a={"str1", "str2", "str3" ..., "strn"};
for(int i=0;i<a.length()i++)
System.out.println(a[i]);
In your case:
String[] name = {"tom", "dick", "harry"};
for(int i = 0; i&...
Using regular expressions to parse HTML: why not?
...ry question on stackoverflow where the asker is using regex to grab some information from HTML will inevitably have an "answer" that says not to use regex to parse HTML.
...
RAW POST using cURL in PHP
...tions::HEADERS => [
'Content-Type' => 'application/x-www-form-urlencoded',
],
]
);
echo(
$response->getBody()->getContents()
);
PHP CURL extension:
$curlHandler = curl_init();
curl_setopt_array($curlHandler, [
CURLOPT_URL => 'https://postman-echo.c...
How can I pass a parameter to a setTimeout() callback?
...tion object is generally considered poor style because it is essentially a form of delayed eval().
– Miles
Jul 27 '09 at 21:41
2
...
What does immutable mean?
... of the character array and the length of the array(String in a char array form)
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How do detect Android Tablets in general. Useragent?
... all tablet manufacturers.
... We recommend that manufactures of large-form-factor devices remove "Mobile" from the User Agent...
Most Android tablet user-agent strings I've seen use mobile safari, e.g. the Samsung Galaxy Tab:
Mozilla/5.0 (Linux; U; Android 2.2; en-us; SCH-I800 Build/FROYO...