大约有 48,000 项符合查询结果（耗时：0.0306秒） [XML]
Comparing two files in linux terminal
...You can use diff tool in linux to compare two files. You can use --changed-group-format and --unchanged-group-format options to filter required data.
Following three options can use to select the relevant group for each option:
'%<' get lines from FILE1
'%>' get lines from FILE2
'' ...
MySQL/Amazon RDS error: “you do not have SUPER privileges…”
...o change the privileges I get the following error: rds-modify-db-parameter-group: Malformed input-Unrecognized option: -–parameters=name=log_bin_trust_function_creators, Usage: rds-modify-db-parameter-group DBParameterGroupName --parameters "name=value, value=value, method=valu...
Making button go full-width?
...
For button groups you'll need to add btn-block to the btn-group wrapper as well.
– Jesse
Sep 23 '15 at 19:56
1
...
Why does the order in which libraries are linked sometimes cause errors in GCC?
...ortant detail to this excellent answer: Using "-( archives -)" or "--start-group archives --end-group" is the only sure-fire way of resolving circular dependencies, since each time the linker visits an archive, it pulls in (and registers the unresolved symbols of) only the object files that resolve ...
How to match all occurrences of a regex
...ression to capture all matches using Regex#match and iterate over captured groups. Here you write a partial match function and want it applied mutiple times on a given string, this is not the responsibility of Regexp. I suggest you check the implementation of scan for a better understanding: ruby-do...
Bootstrap 3 Collapse show state with Chevron icon
...min.js" type="text/javascript" ></script>
<div class="panel-group" id="accordion">
<div class="panel panel-default">
<div class="panel-heading">
<h4 class="panel-title">
<a class="accordion-toggle" data-toggle="collapse" data-parent="#ac...
SQL Server query - Selecting COUNT(*) with DISTINCT
...rogram_type AS [Type]
FROM cm_production
WHERE push_number=@push_number
GROUP BY program_type
DISTINCT COUNT(*) will return a row for each unique count. What you want is COUNT(DISTINCT <expression>): evaluates expression for each row in a group and returns the number of unique, non-null v...
TSQL Pivot without aggregate function
... Min(Case DBColumnName When 'Date' Then Data End) Date
From table
Group By CustomerId
share
|
improve this answer
|
follow
|
...
JOIN two SELECT statement results
...te], 0) AS [# Late]
FROM
(SELECT ks, COUNT(*) AS '# Tasks' FROM Table GROUP BY ks) t1
LEFT JOIN
(SELECT ks, COUNT(*) AS '# Late' FROM Table WHERE Age > Palt GROUP BY ks) t2
ON (t1.ks = t2.ks);
share
|
...
Regular Expressions and negating a whole character group [duplicate]
...nt mode
^ # match start of line/string
(?: # begin non-capturing group
(?! # begin negative lookahead
ab # literal text sequence ab
) # end negative lookahead
. # any single character
) # end non-capturing group
+ # repeat previous match one or more times
$...