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How to remove convexity defects in a Sudoku square?
...ask out) the background. For that, I use connected component analysis, and select the component that's got the largest convex area:
components =
ComponentMeasurements[
ColorNegate@Binarize[srcAdjusted], {"ConvexArea", "Mask"}][[All,
2]];
largestComponent = Image[SortBy[components, First...
return statement vs exit() in main()
...rn statement. Given the following code:
int foo() {}
int main(int argc, char *argv[]) {}
G++ only generates a warning for foo() and ignores the missing return from main:
% g++ -Wall -c foo.cc
foo.cc: In function ‘int foo()’:
foo.cc:1: warning: control reaches end of non-void function
...
How to improve Netbeans performance?
...ions in netbeans.conf :
# Note that default -Xmx and -XX:MaxPermSize are selected for you automatically.
# You can find these values in var/log/messages.log file in your userdir.
# The automatically selected value can be overridden by specifying -J-Xmx or
# -J-XX:MaxPermSize= here or on the comman...
How to replace a string in a SQL Server Table Column
...
all answers are great but I just want to give you a good example
select replace('this value from table', 'table', 'table but updated')
this SQL statement will replace the existence of the word "table"
(second parameter) inside the given statement(first parameter) with the third paramete...
What is the max size of localStorage values?
... Doesn't crash Chrome anymore... Interesting point: 5MB equals 2.5 Million chars on Chrome. So apparently, UFT16 is used for localStore.
– Felix Alcala
Sep 3 '11 at 17:10
1
...
presentViewController:animated:YES view will not appear until user taps again
...ese sources. I've found the issue by using a UITableViewCell which had its selectionStyle set to UITableViewCellSelectionStyleNone, so that no selection animation triggered the runloop after the row selection handler ran.
To fix it (until Apple does something) you can trigger the main runloop by s...
创建增量同步Oracle物化视图问题 - 数据库(内核) - 清泛网 - 专注C/C++及内核技术
..._tablename refresh fast on demand start with sysdate next sysdate+1/288 as select * from T_tablename@dblink_name;”。
现在，数据库A上此表的主键约束因主键字段值重复而被disable了，在第三个数据库C上新建这个物化视图却失败，说：“ORA-12014: 表 'T_MV_TE...
How to handle click event in Button Column in Datagridview?
...ast the sender to type DataGridView, we can get the Columns collection and select the current column using e.ColumnIndex. Then check if that object is of type DataGridViewButtonColumn.
Of course, if you need to distinguish between multiple buttons per grid, you can then select based on the column n...
How can I get “Copy to Output Directory” to work with Unit Tests?
... In VS2010 this is: Test/Edit Test Settings/local, then in the list, select "Deployment", check the "Enable..." box and add the file(s).
– Marcel
Jun 16 '10 at 12:54
18
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More elegant “ps aux | grep -v grep”
...
@kxsong: | grep '[t]erminal' selects any line containing the word 'terminal' without putting the word 'terminal' into the process list. What are you trying to achieve with | grep '[r]oot' and how is it not working? There is likely to be a better solution...