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How do I get a Cron like scheduler in Python? [closed]
I'm looking for a library in Python which will provide at and cron like functionality.
9 Answers
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Checking if a string can be converted to float in Python
...nverts them to integers or floating point numbers if possible. Doing this for integers is pretty easy
16 Answers
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What's the difference between a Python “property” and “attribute”?
...f it is a property, instead of just returning the eggs object (as it would for any other attribute) it will call the __get__ method (since we were doing lookup) and return whatever that method returns.
More information about Python's data model and descriptors.
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How can I make a time delay in Python? [duplicate]
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import time
time.sleep(5) # Delays for 5 seconds. You can also use a float value.
Here is another example where something is run approximately once a minute:
import time
while True:
print("This prints once a minute.")
time.sleep(60) # Delay for 1 mi...
How do you detect where two line segments intersect? [closed]
...q + s. Then any point on the first line is representable as p + t r (for a scalar parameter t) and any point on the second line as q + u s (for a scalar parameter u).
The two lines intersect if we can find t and u such that:
p + t r = q + u s
Cross both sides with s, getting
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Comparing strings with == which are declared final in Java
...oring str and ing in two separate variables, and using StringBuilder to perform the concatenation operation.
Whereas, your second code example (final version) looks like this:
Code:
0: ldc #2; //String string
2: astore_3
3: getstatic #3; //Field java/lang/System.out:Ljav...
Oracle 11.2.0.4 RAC FOR redhat 6.4 - 数据库(内核) - 清泛网 - 专注C/C++及内核技术
Oracle 11.2.0.4 RAC FOR redhat 6.41、安装REDHAT 6.41.1语言选择 中文 键盘布局 美国英语磁盘选择，我第一次安装忘了把磁盘柜断开了，断开再次安装，没有这个选项了选着...1、安装REDHAT 6.4
1.1语言选择 中文 键盘布局 美国英语
磁盘...
Is there a __CLASS__ macro in C++?
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That's better. As for knowing the class, defining char array sounds better than postponing it till runtime.
– Michael Krelin - hacker
Nov 3 '09 at 12:21
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How to access the ith column of a NumPy multidimensional array?
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+1 for specifying [:,[0]] vs [:,0] to get a column vector rather than a row vector. Exactly the behavior I was looking for. Also +1 to lib for the additional indexing note. This answer should be right up there with the top ans...
Pickle or json?
...rements (e.g. you are just going to use the data with Python) and a binary format is fine, go with cPickle which gives you really fast Python object serialization.
If you want interoperability or you want a text format to store your data, go with JSON (or some other appropriate format depending on ...