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How do you get current active/default Environment profile programmatically in Spring?
I need to code different logic based on different current Environment profile. How can you get the current active and default profiles from Spring?
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Print array elements on separate lines in Bash?
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Converting PKCS#12 certificate into PEM using OpenSSL
I have OpenSSL x64 on Windows 7 which I downloaded from openssl-for-windows on Google Code . I'm attempting to run:
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AsyncTaskLoader vs AsyncTask
Since Honeycomb and the v4 Compatibility Library it is possible to use AsyncTaskLoader . From what I understand, the AsyncTaskLoader can survive through config changes like screen flips.
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Qt: *.pro vs *.pri
What is the difference between *.pro and *.pri configuration files for qmake?
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How do I create an immutable Class?
I am working on creating an immutable class.
I have marked all the properties as read-only.
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Should I use Python 32bit or Python 64bit
...e a win7 64bit installation. Must I use Python 64bit? What are the differences between the 32bit and 64bit Python versions anyway? Do different Python packages (such as south, django, mysqldb etc) support only 32bit/64bit?
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string c_str() vs. data()
I have read several places that the difference between c_str() and data() (in STL and other implementations) is that c_str() is always null terminated while data() is not.
As far as I have seen in actual implementations, they either do the same or data() calls c_str() .
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INSERT INTO … SELECT FROM … ON DUPLICATE KEY UPDATE
I'm doing an insert query where most of many columns would need to be updated to the new values if a unique key already existed. It goes something like this:
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ssl证书申请报错：challenge = [c for c in authorization[\'challenges\']...
ssl证书申请报错：challenge = [c for c in authorization['challenges'] if c['type'] == "http-01"][0] IndexError: list index out of rangechallenge-list-index-out-of-range使用acme-tiny申请ssl证书时报错：challenge = [c for c in authorization[& 39;challenges& 39;] if c[& 39;type& 39;] == ...