大约有 16,000 项符合查询结果（耗时：0.0213秒） [XML]
Correct way to try/except using Python requests module?
...ophic and you can't go on, then yes, you may abort your program by raising SystemExit (a nice way to both print an error and call sys.exit).
You can either catch the base-class exception, which will handle all cases:
try:
r = requests.get(url, params={'s': thing})
except requests.exceptions.Requ...
Correct way to convert size in bytes to KB, MB, GB in JavaScript
... it doesn't suit your purpose.
Enjoy.
// pBytes: the size in bytes to be converted.
// pUnits: 'si'|'iec' si units means the order of magnitude is 10^3, iec uses 2^10
function prettyNumber(pBytes, pUnits) {
// Handle some special cases
if(pBytes == 0) return '0 Bytes';
if(pBytes == 1)...
Is there any way to kill a Thread?
...ythonapi.PyThreadState_SetAsyncExc(ctypes.c_long(tid), None)
raise SystemError("PyThreadState_SetAsyncExc failed")
class ThreadWithExc(threading.Thread):
'''A thread class that supports raising exception in the thread from
another thread.
'''
def _get_my_tid(self):
...
Unpacking, extended unpacking and nested extended unpacking
... # a = 'X', b = 'Y', c = 'Z'
Applying the above rules, we convert "XY" to ('X', 'Y'), and cover the naked commas in parens:
((a, b), c) = (('X', 'Y'), 'Z')
The visual correspondence here makes it fairly obvious how the assignment works.
Here's an erroneous example:
(a,b), c = ...
Why doesn't django's model.save() call full_clean()?
... As of Django 2.2.3, this causes an issue with the basic authentication system. You will get a ValidationError: Session with this Session key already exists. To avoid this, you need to add an if-statement for sender in list_of_model_classes to prevent the signal from overriding Django's default a...
Hashing a string with Sha256
...What if you want to do a case insensitive comparison?” You also need to convert bytes in UTF-16 if you want to do this kind of stuff. The fact that it's fixed length does not help one bit.
– Arturo Torres Sánchez
Dec 23 '14 at 15:13
...
How to create byte array from HttpPostedFile
... using an image component that has a FromBinary method. Wondering how do I convert my input stream into a byte array
6 Answ...
How to create a unique index on a NULL column?
...
Improvement: ISNULL(X, CONVERT(VARCHAR(10),pk))
– Faiz
Mar 6 '14 at 11:04
5
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How to loop through all the properties of a class?
...prop.GetValue(obj));
}
This also provides easy access to things like TypeConverter for formatting:
string fmt = prop.Converter.ConvertToString(prop.GetValue(obj));
share
|
improve this answe...
Convert list of dictionaries to a pandas DataFrame
...
@CatsLoveJazz No, that is not possible when converting from a dict.
– joris
Jun 29 '16 at 8:16
6
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