大约有 16,000 项符合查询结果（耗时：0.0190秒） [XML]
What should I set JAVA_HOME environment variable on macOS X 10.6?
Many Java applications that use shell scripts to configure their environment use the JAVA_HOME environment variable to start the correct version of Java, locate JRE JARs, and so on.
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Is it possible to specify your own distance function using scikit-learn K-Means Clustering?
...centres get dense rapidly, metrics in high dim hit distance whiteout
# vs unsupervised / semi-supervised svm
#...............................................................................
def kmeans( X, centres, delta=.001, maxiter=10, metric="euclidean", p=2, verbose=1 ):
""" centres, Xt...
How do I remove  from the beginning of a file?
... sequence of characters ($EF $BB $BF for UTF-8), so just remove them using scripts or configure the editor so it's not added.
From Removing BOM from UTF-8:
#!/usr/bin/perl
@file=<>;
$file[0] =~ s/^\xEF\xBB\xBF//;
print(@file);
I am sure it translates to PHP easily.
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Get the last inserted row ID (with SQL statement) [duplicate]
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@marc_s - happy to be shown where my error is. Here is a script that recreates the scenario - wetransfer.com/downloads/…
– youcantryreachingme
Mar 26 at 5:28
1
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nodejs how to read keystrokes from stdin
Is it possible to listen for incoming keystrokes in a running nodejs script?
If I use process.openStdin() and listen to its 'data' event then the input is buffered until the next newline, like so:
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How to know/change current directory in Python shell?
... the environment variable and instead appending to sys.path inside of your script.
– Steven Rumbalski
Nov 23 '11 at 20:31
3
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Manually raising (throwing) an exception in Python
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4. raise exception (args) from original_exception
1. raise exception vs. 2. raise exception (args)
If you use raise exception (args) to raise an exception then the args will be printed when you print the exception object - as shown in the example below.
#raise exception (args)
try...
deciding among subprocess, multiprocessing, and thread in Python?
...tency and switching overhead of thread switching (with shared core memory) vs. process/context switching. On Linux this is almost the empty set (Linux process switch times are extremely close to its thread-switches).
threading suffers from two major disadvantages in Python.
One, of course, is imple...
Only get hash value using md5sum (without filename)
... @Andy: If you try this line of code (in the terminal, or in a script): echo>file; for i in file; do md5=($(md5sum file)); echo $md5; done - It should output 68b329da9893e34099c7d8ad5cb9c940
– Peter.O
Jul 29 '15 at 8:35
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OnItemCLickListener not working in listview
...lity="blocksDescendants">
<RadioButton
android:id="@+id/script_name_radio_btn"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:textStyle="bold"
android:textColor="#000"
android:padding="5dp"
android:cl...