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How to delete all data from solr and hbase
How do I delete all data from solr by command? We are using solr with lily and hbase .
18 Answers
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What is the difference between a string and a byte string?
... the .decode() method of the byte string to get the right character string from it as above. For completeness, the .encode() method of a character string goes the opposite way:
>>> 'τoρνoς'.encode('utf-8')
b'\xcf\x84o\xcf\x81\xce\xbdo\xcf\x82'
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Android, getting resource ID from string?
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How to get an application resource id from the resource name is quite a common and well answered question.
How to get a native Android resource id from the resource name is less well answered.
Here's my solution to get an Android drawable resource by resource na...
Signed to unsigned conversion in C - is it always safe?
...he unsigned value (UINT_MAX +1). Similarly what is the easy way to convert from unsigned to signed? Do we need to subtract the given number from max value (256 in case of unsigned char)? For example: 140 when converted to signed number becomes -116. But 20 becomes 20 itself. So any easy trick here?
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How to rename with prefix/suffix?
...eal lazy on their part, but rename 's/(.*).example/$1/' *.example saved me from the tedium.
– Conrad.Dean
Jun 30 '13 at 18:25
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What's the difference between 'git merge' and 'git rebase'?
...D and E are still here, but we create merge commit M that inherits changes from both D and E. However, this creates diamond shape, which many people find very confusing.
REBASE:
We create commit R, which actual file content is identical to that of merge commit M above. But, we get rid of commit ...
Why do people put code like “throw 1; ” and “for(;;);” in front of json responses? [du
...;/script>
What will happen now is that the Javascript code that comes from Google -- which the asker thought would be benign and immediately fall out of scope -- will actually be posted to my evil site. Suppose that the URL requested in the script tag sends (because your browser will present th...
Checking for a dirty index or untracked files with Git
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@mike from the git-status man page about the porcelain option: "Give the output in an easy-to-parse format for scripts. This is similar to the short output, but will remain stable across Git versions and regardless of user configur...
C++ valarray vs. vector
...true) didn't help it either.
ISTR that the main reason it wasn't removed from the standard is that nobody took the time to evaluate the issue thoroughly and write a proposal to remove it.
Please keep in mind, however, that all this is vaguely remembered hearsay. Take this with a grain of salt an...
How to force 'cp' to overwrite directory instead of creating another one inside?
...rce directory does not. This is not an expected behavior of copying files from one place to the other. It only overwrites in the target things that are also in the source, it doesn't touch anything in the target that is not in the source. You can clean the target folder by prepending a command to...