大约有 828 项符合查询结果（耗时：0.0217秒） [XML]
Generating a random & unique 8 character string using MySQL
...r else it returns 8 times the same character). How can we be sure that 8 successive calls to rand() are guaranteed to return a different sequence if initialised with a different seed?
– RandomSeed
May 24 '13 at 15:29
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Create a hexadecimal colour based on a string with JavaScript
I want to create a function that will accept any old string (will usually be a single word) and from that somehow generate a hexadecimal value between #000000 and #FFFFFF , so I can use it as a colour for a HTML element.
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In which scenario do I use a particular STL container?
... to use in different usage scenarios:
Created by David Moore and licensed CC BY-SA 3.0
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How to configure XAMPP to send mail from localhost?
...e changes take effect.
For gmail please check https://support.google.com/accounts/answer/6010255 to allow access from less secure apps.
To send email on Linux (with sendmail package) through Gmail from
localhost please check PHP+Ubuntu Send email using gmail form
localhost.
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GitHub: What is a “wip” branch?
...tion for WIP pull requests is written by @ben straub at https://ben.straub.cc/2015/04/02/wip-pull-request/.
New Since Februrary 2019, GitHub offers draft pull requests, which make WIP more explicit: https://github.blog/2019-02-14-introducing-draft-pull-requests/
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How do you add Boost libraries in CMakeLists.txt?
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include_directories(${Boost_INCLUDE_DIRS})
add_executable(foo foo.cc)
target_link_libraries(foo ${Boost_LIBRARIES})
endif()
Don't forget to replace foo to your project name and components to yours!
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How to compile without warnings being treated as errors?
...ntirely disable all warnings, use -w (not recommended).
Source: http://gcc.gnu.org/onlinedocs/gcc-4.3.2/gcc/Warning-Options.html
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Very slow compile times on Visual Studio 2005
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The Chromium.org team listed several options for accelerating the build (at this point about half-way down the page):
In decreasing order of speedup:
Install Microsoft hotfix 935225.
Install Microsoft hotfix 947315.
Use a true multicore processor (ie. an Int...
Utilizing multi core for tar+gzip/bzip compression/decompression
...program:
-I, --use-compress-program PROG
filter through PROG (must accept -d)
You can use multithread version of archiver or compressor utility.
Most popular multithread archivers are pigz (instead of gzip) and pbzip2 (instead of bzip2). For instance:
$ tar -I pbzip2 -cf OUTPUT_FILE.tar.b...
Difference between char* and const char*?
...I forgot and changed the data by mistake, right ?
– Accountant م
Apr 6 '19 at 22:12
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