大约有 44,000 项符合查询结果（耗时：0.0545秒） [XML]
Is ASCII code 7-bit or 8-bit?
...set to 0 (yes, it's wasted in ASCII).
You can verify this by inputting a string in the ASCII character set in a text editor, setting the encoding to ASCII, and viewing the binary/hex:
Aside: the use of (strictly) ASCII encoding is now uncommon, in favor of UTF-8 (which does not waste the MSB men...
How can I auto-elevate my batch file, so that it requests from UAC administrator rights if required?
...Note that you need to use for to be able to take advantage of the advanced string functions, such as %%~nk, which extracts just the filename.
Optimized script structure, improvements (added variable vbsGetPrivileges which is now referenced everywhere allowing to change the path or name of the file e...
What is two way binding?
... emberjs, to create two way binding is by creating a new property with the string Binding at the end, then specifying a path from the global scope:
App.wife = Ember.Object.create({
householdIncome: 80000
});
App.husband = Ember.Object.create({
householdIncomeBinding: 'App.wife.householdIncome'...
MongoDB SELECT COUNT GROUP BY
...
I need some extra operation based on the result of aggregate function. Finally I've found some solution for aggregate function and the operation based on the result in MongoDB. I've a collection Request with field request, source, status...
Manually raising (throwing) an exception in Python
...older versions of Python (2.4 and lower), you may still see people raising strings:
raise 'message' # really really wrong. don't do this.
In all modern versions, this will actually raise a TypeError, because you're not raising a BaseException type. If you're not checking for the right exception a...
Shell script “for” loop syntax
...ort those features in the POSIX standard, but by default let some of their extra features through. The C-style for-loop is not a POSIX feature, but may be in sh mode by the actual shell.
– chepner
Sep 12 '13 at 19:41
...
How can I switch themes in Visual Studio 2012
...
For extra themes, including making VS 2012 look like VS 2010 see:
http://visualstudiogallery.msdn.microsoft.com/366ad100-0003-4c9a-81a8-337d4e7ace05
shar...
Good tool to visualise database schema? [closed]
...
I think this answer needs extra explanation: norbauer.com/rails-consulting/notes/…
– fguillen
Jun 14 '13 at 10:24
...
How to put the legend out of the plot
...d overlaps with the pie chart
The loc argument can take numbers instead of strings, which make calls shorter, however, they are not very intuitively mapped to each other. Here is the mapping for reference:
share
|...
Why would iterating over a List be faster than indexing through it?
...effectively O(N^2) just to traverse the list!
If instead I did this:
for(String s: list) {
System.out.println(s);
}
then what happens is this:
head -> print head -> item1 -> print item1 -> item2 -> print item2 etc.
all in a single traversal, which is O(N).
Now, going to th...