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国务院常务会议“大数据” - 资讯 - 清泛网 - 专注C/C++及内核技术
...会议的议题中，加大金融对企业走出去支持，将消费金融公司试点扩大至全国，促进三农金融发展，推进金融改革创新等议题都引发了行业的广泛关注。
与此同时，金融财政改革的挑战也明显。比如利率市场化、人民币汇率形...
Is cout synchronized/thread-safe?
...on of "is
multithreading safe for I/O" must be
answered with, "is your platform's C
library threadsafe for I/O?" Some are
by default, some are not; many offer
multiple implementations of the C
library with varying tradeoffs of
threadsafety and efficiency. You, the
programmer, are alw...
How to add calendar events in Android?
...'t do that on Android any more than you can do that on Windows. On neither platform do you know "whatever calendar the user is using", and on neither platform is there a universal API for working with such a calendar application.
– CommonsWare
Sep 15 '10 at 23:...
How can I time a code segment for testing performance with Pythons timeit?
...
You can use timeit.default_timer() to make your code platform independent; it returns either time.clock() or time.time() as appropriate for the OS.
– Marc Stober
Mar 10 '14 at 2:55
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How to obtain the number of CPUs/cores in Linux from the command line?
...NPROCESSORS_CONF values are not.
That said, as stated, they work on Linux platforms as well as on macOS; on FreeBSD/PC-BSD, you must omit the leading _.
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View contents of database file in Android Studio
...re:
http://developer.android.com/tools/help/adb.html#sqlite
1- Go to your platform-tools folder in a command prompt
2- Enter the command adb devices to get the list of your devices
C:\Android\adt-bundle-windows-x86_64\sdk\platform-tools>adb devices
List of devices attached
emulator-xxxx devi...
Check whether a path is valid in Python without creating a file at the path's target
... whether that pathname resides in an existing directory or not) in a cross-platform manner by following the following algorithm:
Split that pathname into path components (e.g., the pathname /troldskog/faren/vild into the list ['', 'troldskog', 'faren', 'vild']).
For each such component:
Join the...
What exactly is a C pointer if not a memory address?
... it works internally. This is intentional so as not to limit the number of platforms, where C can be implemented as a compiled or interpreted language.
A pointer value can be some kind of ID or handle or a combination of several IDs (say hello to x86 segments and offsets) and not necessarily a real...
How to find where gem files are installed
....0.0-p247/bin
- SPEC CACHE DIRECTORY: /Users/ttm/.gem/specs
- RUBYGEMS PLATFORMS:
- ruby
- x86_64-darwin-12
- GEM PATHS:
- /Users/ttm/.rbenv/versions/2.0.0-p247/lib/ruby/gems/2.0.0
- /Users/ttm/.gem/ruby/2.0.0
- GEM CONFIGURATION:
- :update_sources => true
- :v...
What is the maximum depth of the java call stack?
...to go into the call stack before I get a StackOverflowError? Is the answer platform dependent?
4 Answers
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