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How can I start an interactive console for Perl?
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@mklement0 There's a cpan setting to download and build prerequisite modules automatically. You might need to turn that setting on. Alternatively, the zero-config cpanminus application may be a better option.
– Starfish
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What is the Auto-Alignment Shortcut Key in Eclipse?
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Ctrl+Shift+F to invoke the Auto Formatter
Ctrl+I to indent the selected part (or all) of you code.
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Automatically creating directories with file output [duplicate]
Say I want to make a file:
1 Answer
1
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使用DOS命令 taskkill 结束本地进程，结束远程进程 - 更多技术 - 清泛网 - ...
...面服务有问题登不上时使用）。在DOS窗口，输入taskkill /f /im 进程名.exe /t
/f /im /t 表示指定进程名称，强制终止进程及子进程。参考帮助如下：
描述:
使用该工具按照进程 ID (PID) 或映像名称终止任务。
参数列表:
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Sort a Map by values
... List<Entry<K, V>> list = new ArrayList<>(map.entrySet());
list.sort(Entry.comparingByValue());
Map<K, V> result = new LinkedHashMap<>();
for (Entry<K, V> entry : list) {
result.put(entry.getKey(), entry.getValue());
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Currency formatting in Python
...ncy (and date) formatting.
>>> import locale
>>> locale.setlocale( locale.LC_ALL, '' )
'English_United States.1252'
>>> locale.currency( 188518982.18 )
'$188518982.18'
>>> locale.currency( 188518982.18, grouping=True )
'$188,518,982.18'
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How to index into a dictionary?
...e especially concerned with the index of a certain value in a list or data set, you can just set the value of dictionary to that Index!:
Just watch:
list = ['a', 'b', 'c']
dictionary = {}
counter = 0
for i in list:
dictionary[i] = counter
counter += 1
print(dictionary) # dictionary = {'a':0...
Can I use git diff on untracked files?
...d --cacheinfo \
100644 e69de29bb2d1d6434b8b29ae775ad8c2e48c5391 new.txt
(setting up an alias is your friend here).
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Why does Lua have no “continue” statement?
... use do break end inside for effect of continue. Naturally, you'll need to set up additional flags if you also intend to really break out of loop as well.
This will loop 5 times, printing 1, 2, and 3 each time.
for idx = 1, 5 do
repeat
print(1)
print(2)
print(3)
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Center content of UIScrollView when smaller
... UIView *subView = [scrollView.subviews objectAtIndex:0];
CGFloat offsetX = MAX((scrollView.bounds.size.width - scrollView.contentSize.width) * 0.5, 0.0);
CGFloat offsetY = MAX((scrollView.bounds.size.height - scrollView.contentSize.height) * 0.5, 0.0);
subView.center = CGPointMake(sc...