大约有 6,150 项符合查询结果（耗时：0.0172秒） [XML]
Why does pycharm propose to change method to static
...ed to return a value depending on self. In this case the warning is neglectable, and I mark it with # noinspection PyMethodMayBeStatic. It's a pitty that IntelliJ IDEA doesn't offer adding this disabling comment in the context menus for this warning.
– Alfe
D...
Where can I get a “useful” C++ binary search algorithm?
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There is a set of them:
http://www.sgi.com/tech/stl/table_of_contents.html
Search for:
lower_bound
upper_bound
equal_range
binary_search
On a separate note:
They were probably thinking that searching containers could term up more than one result. But on the odd occasion ...
Is there a printf converter to print in binary format?
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You could use a small table to improve speed1. Similar techniques are useful in the embedded world, for example, to invert a byte:
const char *bit_rep[16] = {
[ 0] = "0000", [ 1] = "0001", [ 2] = "0010", [ 3] = "0011",
[ 4] = "0100", [ 5]...
Generating random strings with T-SQL
...tes a random seed it associates with the test run (saves it in the results table), then passed along the seed, similar to this:
declare @seed int;
declare @string varchar(256);
select @seed = 1234; -- saved start seed
exec usp_generateIdentifier
@seed = @seed output
, @string = @string o...
How to style dt and dd so they are on the same line?
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CSS Grid layout
Like tables, grid layout enables an author to align elements into columns and rows.
https://developer.mozilla.org/en-US/docs/Web/CSS/CSS_Grid_Layout
To change the column sizes, take a look at the grid-template-columns property...
TransactionManagementError “You can't execute queries until the end of the 'atomic' block” while usi
...onTestCase, on the other hand, is perhaps misleadingly named: it truncates tables to reset the db -- the naming seems to reflect that you can test transactions within a test, not that the test is wrapped as a transaction!
– C S
Sep 20 '18 at 17:40
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ASP.NET MVC - Attaching an entity of type 'MODELNAME' failed because another entity of the same type
...where I was needing to update records in a many to many with a custom join table in a disconnected app. Even with the entity grabbed from the database, I was getting referential errors, etc. I was using "context.Entry(score).State = System.Data.Entity.EntityState.Modified;" but this finally worked...
Base64 encoding and decoding in client-side Javascript
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@OliverSalzburg Even less generate code table :) : var g={},k=String.fromCharCode,i;for(i=0;i<64;)g[k(i>61?(i&1)*4|43:i+[65,71,-4][i/26&3])]=i++;
– Mike
Jan 11 '16 at 22:58
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connecting to MySQL from the command line
...light security risk because it ends up in your command history and process tables. If you leave out the password it will ask you for it.
– dj_segfault
Feb 27 '11 at 7:16
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Difference between Pig and Hive? Why have both? [closed]
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Hive was designed to appeal to a community comfortable with SQL. Its philosophy was that we don't need yet another scripting language. Hive supports map and reduce transform scripts in the language of the user's choice (which can be embedded within SQL clauses). It is widel...