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MySQL一次主从数据不一致的问题解决过程 - 数据库(内核) - 清泛网 - 专注C/...
...T NOT NULL, chunk_time FLOAT NULL, chunk_index VARCHAR(200) NULL, lower_boundary TEXT NULL, upper_boundary TEXT NULL, this_crc CHAR(40) NOT NULL, this_cnt INT NOT NULL, master_crc C...
Detach many subdirectories into a new, separate Git repository
...(as kynan suggested), try this much simpler approach:
git filter-branch --index-filter 'git rm --cached -qr --ignore-unmatch -- . && git reset -q $GIT_COMMIT -- apps/AAA libs/XXX' --prune-empty -- --all
As mentioned by void.pointer in his/her comment, this will remove everything except ap...
Could not insert new outlet connection [duplicate]
...that after unchecking (in XCode 6.3.1) I had to wait a few seconds for the Indexing to appear and complete in the project name box. Same for the way backwards. This increased chances to fix the issue in almost all (but not all) cases.
Edit 2
Removing reference means that You do not delete the file ...
Difference between HBase and Hadoop/HDFS
...t type of storage might be more appropriate.HBase stores data in MapFiles (indexed SequenceFiles), and is a good choice if you need to do MapReduce style streaming analyses with the occasional random look up
– Ravindra babu
Jan 21 '16 at 2:34
...
“Unresolved inclusion” error with Eclipse CDT for C standard library headers
...symbols just fine, so the code will compile fine.
But the code-completion/indexer or preprocessor Eclipse is using doesn't know where stdio.h exists.
You need to specify the filesystem path where stdio.h is located.
The Eclipse documentation describes this in several sections for the compiler:
...
What MySQL data type should be used for Latitude/Longitude with 8 decimal places?
...` (
`coordinate` POINT NOT NULL,
/* Even from v5.7.5 you can define an index for it */
SPATIAL INDEX `SPATIAL` (`coordinate`)
) ENGINE=InnoDB;
/* then for insertion you can */
INSERT INTO `buildings`
(`coordinate`)
VALUES
(POINT(40.71727401 -74.00898606));
...
Long press gesture on UICollectionViewCell
...CGPoint p = [gestureRecognizer locationInView:self.collectionView];
NSIndexPath *indexPath = [self.collectionView indexPathForItemAtPoint:p];
if (indexPath == nil){
NSLog(@"couldn't find index path");
} else {
// get the cell at indexPath (the one you long pr...
How do I obtain the frequencies of each value in an FFT?
...
I have used the following:
public static double Index2Freq(int i, double samples, int nFFT) {
return (double) i * (samples / nFFT / 2.);
}
public static int Freq2Index(double freq, double samples, int nFFT) {
return (int) (freq / (samples / nFFT / 2.0));
}
The input...
Add column with constant value to pandas dataframe [duplicate]
...
The reason this puts NaN into a column is because df.index and the Index of your right-hand-side object are different. @zach shows the proper way to assign a new column of zeros. In general, pandas tries to do as much alignment of indices as possible. One downside is that when ...
How to convert xml into array in php?
...gt;";
$p = xml_parser_create();
xml_parse_into_struct($p, $simple, $vals, $index);
xml_parser_free($p);
echo "Index array\n";
print_r($index);
echo "\nVals array\n";
print_r($vals);
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