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What is the $$hashKey added to my JSON.stringify result
...g on the Mozilla JSON stringify page of their docs as well as here on SO and Google but found no explanation. I have used JSOn stringify many time but never come across this result
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How can I make git do the “did you mean” suggestion?
... help.autocorrect 5 will make it wait half a second before running the command so you can see the message first.
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How to convert an Array to a Set in Java
...s?
For JDK < 8, I would just write the obvious for loop to do the wrap and add-to-set in one pass.
For JDK >= 8, an attractive option is something like:
Arrays.stream(intArray).boxed().collect(Collectors.toSet());
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How to add row in JTable?
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The TableModel behind the JTable handles all of the data behind the table. In order to add and remove rows from a table, you need to use a DefaultTableModel
To create the table with this model:
JTable table = new JTable(new DefaultTableModel(new Object[]{"...
How can I remove a key and its value from an associative array?
...rm these edits inside of a foreach loop, then you need to prepend an ampersand to your enumeration variable to allow write access.
– FreeAsInBeer
Jul 30 '12 at 21:20
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MongoDB: update every document on one field
... all of these instances of foo. After running that I do a db.foo.findOne() and lastLookedAt is: 1327691719186, which translates to jruby-1.6.5 :011 > Time.at(1327691719186) => Sun Nov 16 02:19:46 -0500 44042
– randombits
Jan 27 '12 at 19:16
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How do I combine two data frames?
I'm using Pandas data frames. I have a initial data frame, say D . I extract two data frames from it like this:
6 Answers
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How do you show animated GIFs on a Windows Form (c#)
...atever properties (for instance progress bar or percentage) can be updated and animation can be updated with Application.DoEvents()
– Do-do-new
Sep 4 '17 at 9:02
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How can I modify the size of column in a MySQL table?
I have created a table and accidentally put varchar length as 300 instead of 65353 . How can I fix that?
2 Answers
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How do you remove an array element in a foreach loop?
... callback instead of the value ARRAY_FILTER_USE_BOTH - pass both value and key as arguments to callback instead of the value Default is 0 which will pass value as the only argument to callback instead. That said, reading the answer again in this case of course it would not matter as you claim....