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CSS hack大全 - 创意 - 清泛网 - 专注C/C++及内核技术
...pera{background-color:#4cac70}
.other{background-color:#f1ee18;}
#tipTable td,#tipTable th{border:1px solid black;width:56px;height:16px;text-align:center;}
#wordTable td{margin-left:8px;}
#firefoxTip{display:none;}
#firefoxTip, x:-moz-any-link, x:default{display:block;/*IE7 firefox3.5...
Does Java read integers in little endian or big endian?
...ch brief published about it long ago. I simply used a 256 element look up table with the bits reversed (table[0x01]=0x80 etc.) after each byte was shifted in from the bit stream.
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Learning Ant path style
...re is how to navigating to this part of documentation from the Ant Manual: Table of Contents => "Concepts and Types" => [List of Types] left menu section => "Directory-based Tasks" => [Patterns] page section.
– informatik01
Feb 25 '14 at 14:55
...
How to list all properties of a PowerShell object
...Shell provides a set of formatting instructions that can affect either the table or list formats. These are usually meant to limit the display of reams of properties down to just the essential properties. However there are times when you really want to see everything. In those cases Format-List * wi...
Convert char to int in C and C++
...e subtracted from each other. Since 0 comes directly before 1 in the ascii table (and so on until 9), the difference between the two gives the number that the character a represents.
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Add alternating row color to SQL Server Reporting services report
...
Go to the table row's BackgroundColor property and choose "Expression..."
Use this expression:
= IIf(RowNumber(Nothing) Mod 2 = 0, "Silver", "Transparent")
This trick can be applied to many areas of the report.
And in .NET 3.5+ Y...
MySQL: Set user variable from result of query
...r = @user;
SELECT * FROM user WHERE `group` = @group;
Test case:
CREATE TABLE user (`user` int, `group` int);
INSERT INTO user VALUES (123456, 5);
INSERT INTO user VALUES (111111, 5);
Result:
SET @user := 123456;
SELECT @group := `group` FROM user WHERE user = @user;
SELECT * FROM user WHERE `...
How can I stop a Postgres script when it encounters an error?
... Yes, and not to forget continuing when it encounters DDL Create table errrors... (version: postrgres 10). Yes, it skips one table and goes onto the others...
– JL Peyret
Jan 23 '19 at 9:30
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Mod of negative number is melting my brain
...he way, here's a reason why using a single % might be a good idea. See the table What things cost in managed code in the article Writing Faster Managed Code: Know What Things Cost. Using % is similarly expensive to int div listed in the table: about 36 times more expensive than adding or subtracting...
What are CFI directives in Gnu Assembler (GAS) used for?
...
To disable these, use the gcc option
-fno-asynchronous-unwind-tables
-fno-dwarf2-cfi-asm may be needed also.
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