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Does List guarantee insertion order?
...of your method/algorithm you should explicitly order the list or have your API take the appropriate Interface/class such as IOrderedEnumerable or SortedList, otherwise you should not rely on a particular implementation to behave a certain way unless it is explicitly stated unambiguously" You also h...
How to return smart pointers (shared_ptr), by reference or by value?
...th the pointer once you pass it off, so don't encourage misuse giving your API users enough rope to hang themselves.
Secondly, look at your smart pointer's implementation, if possible. Construction and destruction should be darn close to negligible. If this overhead isn't acceptable, then don't use...
Java URL encoding of query string parameters
... in short URLEncoder is for encoding for form submission. It is not for escaping. Its not the exact same escaping that you would use to create URLs to be put in your web page but happens to be similar enough that people abuse it. The only time you should be using URLEncoder is if your writing a HTTP...
Android Spanned, SpannedString, Spannable, SpannableString and CharSequence
..., do not have "performance impacts" -- they are merely a description of an API.
I am not aware that SpannableString is significantly slower than SpannedString at any particular operation. However, SpannableStringBuilder (which allows for manipulating the text in addition to the spans that format th...
Converting a String to DateTime
...s why need/use helper libraries. Using the extension method way, or fluent API ise kinda prefering FP over OOP or vice versa. Neither correct nor wrong. It is choice. @YoushaAleayoub
– guneysus
Dec 18 '19 at 5:24
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list every font a user's browser can display
... fonts is common browser fingerprinting technique so it is unlikely any JS API will ever be added which will directly return a list.
FontFaceSet.check() support is good enough to be used but will need a fallback e.g. this answer for older browsers.
Checking the following list of fonts takes 150ms+ s...
How to create a directory in Java?
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@AvinashRaj please check docs.oracle.com/javase/7/docs/api/java/io/File.html#mkdirs()
– Tascalator
Oct 22 '15 at 1:12
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startActivityForResult() from a Fragment and finishing child Activity, doesn't call onActivityResult
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thanks mate ! but it requiere a Level 26 API .. so in my case I used getSupportFragmentManager().findFragmentByTag method but with your idea
– Dagnogo Jean-François
Jan 25 '18 at 14:51
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“INSERT IGNORE” vs “INSERT … ON DUPLICATE KEY UPDATE”
...unity. Some connectors (for example JDBC) also separate you from the MySQL API so you don't get an opportunity to check warnings.
– Bill Karwin
Mar 9 '15 at 15:00
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动态追踪（Dynamic Tracing）技术漫谈 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...试。它们虽然做的是类似的事情，但实现代码和相应的 API 都完全不同（这里值得一提的是，LLVM 世界的 LLDB 工具也提供了类似的 Python 编程支持，而那里的 Python API 又和 GDB 的不相兼容）。
我们当然也可以用 GDB 对活体程序进行...