大约有 43,000 项符合查询结果（耗时：0.0608秒） [XML]
Best practice: ordering of public/protected/private within the class definition?
I am starting a new project from the ground up and want it to be clean / have good coding standards. In what order do the seasoned developers on here like to lay things out within a class?
...
HTML in string resource?
...
You can also surround your html in a CDATA block as well and getString() will return your actual HTML. Like such:
<string name="foo"><![CDATA[Foo Bar <a href="foo?id=%s">baz</a> is cool]]></string>
Now when you perform a getString(R.string.foo) the...
wkhtmltopdf: cannot connect to X server
I have been using wkthmltopdf to convert html to pdf documents on-the-fly on my linux web server. The program originally needed X11 or similar X server to run correctly, but through many requests by developers to have this run on servers without GUI, I am pretty sure it runs a virtual X server in...
LaTeX source code listing like in professional books
...
And please, whatever you do, configure the listings package to use fixed-width font (as in your example; you'll find the option in the documentation). Default setting uses proportional font typeset on a grid, which is, IMHO, ...
Checking if a key exists in a JavaScript object?
... if a property is present in a javascript object:
!!obj.theProperty
Will convert value to bool. returns true for all but the false value
'theProperty' in obj
Will return true if the property exists, no matter its value (even empty)
obj.hasOwnProperty('theProperty')
Does not check the prototype cha...
HTML-encoding lost when attribute read from input field
...finements - they appear to be handling an obscure Unicode issue as well as converting all non-alphanumeric characters to entities. I was under the impression the latter was not necessary as long as you have an UTF8 charset specified for your document.
I will note that (4 years later) Django still d...
Difference between json.js and json2.js
...code, all the values you specified are Objects, therefore they will all be converted to use JSON.stringify automatically.
– Luca Matteis
Feb 16 '09 at 3:41
...
What Vim command(s) can be used to quote/unquote words?
...mments from current position to the end of the line; which helped me while converting some MSDOS scripts to bash.
– ILMostro_7
Mar 26 '14 at 7:57
...
Split delimited strings in a column and insert as new rows [duplicate]
...e with the first column from your source data. Finally, you use reshape to convert the data into a long form.
temp <- data.frame(Ind = mydf$V1,
read.csv(text = as.character(mydf$V2), header = FALSE))
temp1 <- reshape(temp, direction = "long", idvar = "Ind",
...
Difference between binary tree and binary search tree
Can anyone please explain the difference between binary tree and binary search tree with an example ?
12 Answers
...