大约有 43,000 项符合查询结果（耗时：0.0436秒） [XML]
rails i18n - translating text with links inside
... can dry it a bit more.
I made one helper in my application_helper.rb:
# Converts
# "string with __link__ in the middle." to
# "string with #{link_to('link', link_url, link_options)} in the middle."
def string_with_link(str, link_url, link_options = {})
match = str.match(/__([^_]{2,30})__/)
if...
Syntax for creating a two-dimensional array
...ry the following:
int[][] multi = new int[5][10];
... which is a short hand for something like this:
int[][] multi = new int[5][];
multi[0] = new int[10];
multi[1] = new int[10];
multi[2] = new int[10];
multi[3] = new int[10];
multi[4] = new int[10];
Note that every element will be initialized...
What is the difference between const int*, const int * const, and int const *?
I always mess up how to use const int* , const int * const , and int const * correctly. Is there a set of rules defining what you can and cannot do?
...
Difference between int32, int, int32_t, int8 and int8_t
... in a C program recently. I know that it stores 32 bits, but don't int and int32 do the same?
3 Answers
...
How can I dynamically create a selector at runtime with Objective-C?
.... It's mentioned explicity in the Runtime Reference that you can use it to convert a string to a selector.
share
|
improve this answer
|
follow
|
...
How to get current CPU and RAM usage in Python?
...ent()
# gives an object with many fields
psutil.virtual_memory()
# you can convert that object to a dictionary
dict(psutil.virtual_memory()._asdict())
# you can have the percentage of used RAM
psutil.virtual_memory().percent
79.2
# you can calculate percentage of available memory
psutil.virtual_mem...
JQuery string contains check [duplicate]
...
@RedSwan: you could convert the string to uppercase or lowercase and then do the comparison, problem solved.
– diggersworld
Nov 8 '14 at 9:40
...
Remove all special characters from a string in R?
...
Instead of using regex to remove those "crazy" characters, just convert them to ASCII, which will remove accents, but will keep the letters.
astr <- "Ábcdêãçoàúü"
iconv(astr, from = 'UTF-8', to = 'ASCII//TRANSLIT')
which results in
[1] "Abcdeacoauu"
...
Line-breaking widget layout for Android
...The data is such that it can be divided into 'words', each being a widget, and sequence of 'words' would form the data ('sentence'?), the ViewGroup widget containing the words. As space required for all 'words' in a 'sentence' would exceed the available horizontal space on the display, I would like ...
How to compile python script to binary executable
I need to convert a Python script to a Windows executable.
3 Answers
3
...