大约有 47,000 项符合查询结果（耗时：0.0539秒） [XML]
How to write a JSON file in C#?
...nd a couple of key places where object allocations could be reduced...... (now) Json.Net (6.0) allocates 8 times less memory than JavaScriptSerializer
Update since .Net Core 3.0
A new kid on the block since writing this is System.Text.Json which has been added to .Net Core 3.0. Microsoft mak...
How to set up a git project to use an external repo submodule?
...ctory named externals/jquery* and link it to the github jquery repository. Now we just need to init the submodule and clone the code to it:
git submodule update --init --recursive
You should now have all the latest code cloned into the submodule. If the jquery repo changes and you want to pull t...
Hide hidden(dot) files in github atom editor
...gs" button of this package and then check the "Hide Ignored Names" choice.
Now go to Edit > Preferences > Core . In the Ignored Names box enter .* this will hide all the files/folders which are usually hidden in other file explorers.
If you want to hide normal files/folders just add them to ...
How to deserialize a list using GSON or another JSON library in Java?
...
The 2.1 version of Gson now has a default access constructor... hence we can't use the code above... instead now the TypeToken class has the following method: public static TypeToken<?> get(Type type) { return new TypeToken(type); } ...
Sort rows in data.table in decreasing order on string key `order(-x,v)` gives error on data.table 1.
...
Update
data.table v1.9.6+ now supports OP's original attempt and the following answer is no longer necessary.
You can use DT[order(-rank(x), y)].
x y v
1: c 1 7
2: c 3 8
3: c 6 9
4: b 1 1
5: b 3 2
6: b 6 3
7: a 1 4
8: a 3 5
9: a 6 6
...
What's the best way to iterate over two or more containers simultaneously
...t simple enough to live in isolation without using a library (and it is!). Now I would probably write it as a wrapper around Boost.Range. That said, the performance of my library is already optimal. What I mean by this is that using my indices implementation yields compiler output which is identical...
What is the difference between a generative and a discriminative algorithm?
...
Thanks for the paper. The author is now professor at Stanford and has wonderful resources at stanford.edu/class/cs229/materials.html
– unj2
May 18 '09 at 23:08
...
How do I remove the “extended attributes” on a file in Mac OS X?
...o longer lists -c and produces "-c not recognized" when used. Very painful now to remove extended attributes one by one.
– helioz
Jan 29 '13 at 2:39
...
Has anyone used Coffeescript for a production application? [closed]
...
About the Con', now with Source-Maps that isn't really an issue anymore, just compile with -m and you're good.
– omeid
Jun 7 '13 at 8:12
...
How to check if DST (Daylight Saving Time) is in effect, and if so, the offset?
... over there. Suggest using UTC all the way, and manually check if the time now is within a certain DST range. Then it's just a matter of changing the normal time UTC offset by +1 to get DST.
– Kebman
Jun 27 '15 at 18:28
...