大约有 7,549 项符合查询结果（耗时：0.0185秒） [XML]
How can I get dict from sqlite query?
...
Even using the sqlite3.Row class-- you still can't use string formatting in the form of:
print "%(id)i - %(name)s: %(value)s" % row
In order to get past this, I use a helper function that takes the row and converts to a dictionary. I only use this when the dictionary object is prefer...
npm install private github repositories by dependency in package.json
...n#git-urls-as-dependencies
Git URLs as Dependencies
Git urls can be of the form:
git://github.com/user/project.git#commit-ish
git+ssh://user@hostname:project.git#commit-ish
git+ssh://user@hostname/project.git#commit-ish
git+http://user@hostname/project/blah.git#commit-ish
git+https://user@hostname/p...
What's the most efficient way to test two integer ranges for overlap?
...t;= C <= y2
Now, if we are allowed to assume that the ranges are well-formed (so that x1 <= x2 and y1 <= y2) then it is sufficient to test
x1 <= y2 && y1 <= x2
share
|
imp...
Converting HTML files to PDF [closed]
... I'd say the real problem with Flying Saucer is that it requires a well-formed and valid XML document. It's easy to unwittingly break the PDF rendering by including something like an ampersand in your HTML, or some javascript code that makes your rendered HTML not strict XHTML. Though this can be...
Convert Iterator to ArrayList
...new in Java 8, and it refers to a "method reference," which is a shorthand form of a lambda. See here for further info: docs.oracle.com/javase/tutorial/java/javaOO/…
– Stuart Marks
Mar 3 '15 at 1:27
...
Check if the number is integer
...reliable way:
check.integer <- function(N){
!grepl("[^[:digit:]]", format(N, digits = 20, scientific = FALSE))
}
check.integer(3243)
#TRUE
check.integer(3243.34)
#FALSE
check.integer("sdfds")
#FALSE
This solution also allows for integers in scientific notation:
> check.integer(222e3)...
initialize a numpy array
...by creating a regular list, then append my stuff into it, and finally transform the list to a numpy array as follows :
import numpy as np
big_array = [] # empty regular list
for i in range(5):
arr = i*np.ones((2,4)) # for instance
big_array.append(arr)
big_np_array = np.array(big_array) #...
How can I wrap text in a label using WPF?
... to set Padding="5" to match the padding in my other Label controls on the form. See Rajesh's answer below.
– Bob Kaufman
Jul 21 '18 at 18:34
...
Can I use a hash sign (#) for commenting in PHP?
...
One might think that the # form of commenting is primarily intended to make a shell script using the familiar "shebang" (#!) notation. In the following script, PHP should ignore the first line because it is also a comment. Example:
#!/usr/bin/php
<...
Who is listening on a given TCP port on Mac OS X?
...cess (PID) is listening on the specified TCP port. How do I get the same information on Mac OS X?
17 Answers
...