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Using arrays or std::vectors in C++, what's the performance gap?
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@toto : It is a misunderstanding: You should read it as "Using a static array will be at best ((as fast as the boost::array version) && (a lot less safe))". I'll edit the post to clarify this. By the way, thank you for the benefit of the doubt.
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Saving utf-8 texts in json.dumps as UTF8, not as \u escape sequence
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The following is my understanding var reading answer above and google.
# coding:utf-8
r"""
@update: 2017-01-09 14:44:39
@explain: str, unicode, bytes in python2to3
#python2 UnicodeDecodeError: 'ascii' codec can't decode byte 0xe4 in position 7: ordinal not...
How can I match multiple occurrences with a regex in JavaScript similar to PHP's preg_match_all()?
... It does because of this: regular-expressions.info/javascript.html (Read through: "How to Use The JavaScript RegExp Object")
– Tomalak
Feb 6 '09 at 16:54
1
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What is the difference between Cloud, Grid and Cluster? [closed]
... hardware configurations.
To know more about cloud computing, I recommend reading this paper:
«Above the Clouds: A Berkeley View of Cloud Computing», Michael Armbrust, Armando Fox, Rean Griffith, Anthony D. Joseph, Randy H. Katz, Andrew Konwinski, Gunho Lee, David A. Patterson, Ariel Rabkin, Ion ...
Which @NotNull Java annotation should I use?
I'm looking to make my code more readable as well as use tooling like IDE code inspection and/or static code analysis (FindBugs and Sonar) to avoid NullPointerExceptions. Many of the tools seem incompatible with each others' @NotNull / @NonNull / @Nonnull annotation and listing all of them in my ...
Interface Builder: What are the UIView's Layout iOS 6/7 Deltas for?
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I know this is already been answered, just adding a small variant hoping it could also help those who don't use auto layout and still want to support iOS 6.1 and earlier versions.
Read this Apple's Transition Guide - Supporting earlier versi...
What does ':' (colon) do in JavaScript?
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As I read your response I thought I would vote it up, but then you said that "It is also known as JSON". Object literals and JSON are definitely not the same thing, indeed your examples before you mention JSON are not valid JSON.
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How to join (merge) data frames (inner, outer, left, right)
...rge; it's safer if the input data.frames change unexpectedly and easier to read later on.
You can merge on multiple columns by giving by a vector, e.g., by = c("CustomerId", "OrderId").
If the column names to merge on are not the same, you can specify, e.g., by.x = "CustomerId_in_df1", by.y = "Cu...
Why does sun.misc.Unsafe exist, and how can it be used in the real world?
...eal JNI calls into native code that contains special instructions for CAS
read more about CAS here http://en.wikipedia.org/wiki/Compare-and-swap
The sun.misc.Unsafe functionality of the host VM can be used to allocate uninitialized objects and then interpret the constructor invocation as any other ...
How do you overcome the HTML form nesting limitation?
I know that XHTML doesn't support nested form tags and I have already read other answers here on Stack Overflow regarding this subject, but I still haven't figured out an elegant solution to the problem.
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