大约有 47,000 项符合查询结果（耗时：0.0370秒） [XML]
Python Write bytes to file
...this is a bug in python itself, given python can detect data types at runtim>me m>, and can detect between binary and text input, I think it should be fixed in python itself, why are hundreds of people ending up in this page, if it could have been avoided by an if statem>me m>nt in the python stdlib, upvote i...
Convert number strings with commas in pandas DataFram>me m> to float
I have a DataFram>me m> that contains numbers as strings with commas for the thousands marker. I need to convert them to floats.
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I want to execute shell commands from Maven's pom.xml
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Here's what's been working for m>me m>:
<plugin>
<artifactId>exec-maven-plugin</artifactId>
<groupId>org.codehaus.mojo</groupId>
<executions>
<execution><!-- Run our version calculation script -->
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How to create a custom string representation for a class object?
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Implem>me m>nt __str__() or __repr__() in the class's m>me m>taclass.
class MC(type):
def __repr__(self):
return 'Wahaha!'
class C(object):
__m>me m>taclass__ = MC
print C
Use __str__ if you m>me m>an a readable stringification, use __repr...
What's with 181783497276652981 and 8682522807148012 in Random (Java 7)?
...?
Yes, seems to be a typo.
Does 181783497276652981 have an acceptable m>me m>rit?
This could be determined using the evaluation algorithm presented in the paper. But the m>me m>rit of the "original" number is probably higher.
And why was 8682522807148012 chosen?
Seems to be random. It could be the...
Postgres - FATAL: database files are incompatible with server
...ed like a charm, however, after it worked, it introduced a second error, rem>me m>mber to upgrate the db created by initdb using brew postgresql-upgrade-database then restart postgres
– Shemogumbe
Jul 3 '19 at 10:50
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How to publish a website made by Node.js to Github Pages?
...free hosting for projects with 2GB of RAM (which is pretty good if you ask m>me m>).
As stated here, AppFog removed their free plan for new users.
If you want to host static pages on GitHub, then read this guide. If you plan on using Jekyll, then this guide will be very helpful.
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Django FileField with upload_to determined at runtim>me m>
... trying to set up my uploads so that if user joe uploads a file it goes to m>ME m>DIA_ROOT/joe as opposed to having everyone's files go to m>ME m>DIA_ROOT. The problem is I don't know how to define this in the model. Here is how it currently looks:
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Creating my own Iterators
I'm trying to learn C++ so forgive m>me m> if this question demonstrates a lack of basic knowledge, you see, the fact is, I have a lack of basic knowledge.
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Using wget to recursively fetch a directory with arbitrary files in it
I have a web directory where I store som>me m> config files. I'd like to use wget to pull those files down and maintain their current structure. For instance, the remote directory looks like:
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