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How to remove line breaks (no characters!) from the string?

...ace() $buffer = str_replace(array("\r", "\n"), '', $buffer); Using less CPU power, reduces the world carbon dioxide emissions. share | improve this answer | follow ...
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Executors.newCachedThreadPool() versus Executors.newFixedThreadPool()

...hers in the same host, which might cause the others crash due to long-time CPU waiting. So I think newFixedThreadPool can be more secure in this kind of scenario. Also this post clarifies the most outstanding differences between them. – Hearen May 10 '18 at 3:4...
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Tools for analyzing performance of a Haskell program

...al user, 97.6% of total elapsed ./A +RTS -s 13.26s user 0.05s system 98% cpu 13.479 total Which already gives us a lot of information: you only have a 2M heap, and GC takes up 0.8% of time. So no need to worry that allocation is the problem. Time Profiles Getting a time profile for your progra...
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What does WISC (stack) mean? [closed]

...m "stack computers" (stack machines). Perhaps the most famous are the WISC CPU/16 and the WISC CPU/32 designed by Philip Koopman; each design is a "stack computer" (as opposed to a "memory-to-memory machine" or "RISC" or "accumulator machine"). ...
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What does scale horizontally and scale vertically mean? [duplicate]

...unchanged. Reasons to scale vertically include increasing IOPS, increasing CPU/RAM capacity, and increasing disk capacity. Horizontal Scaling Horizontal scaling, or increasing the number of nodes in the cluster, reduces the responsibilities of each member node by spreading the keyspace wider and p...
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register int i;的含义 - C/C++ - 清泛网 - 专注C/C++及内核技术

...t i;的含义register声明的作用是为了提高效率。它明确要求CPU把变量始终保存在寄存器里面,直至它消亡。不过现代编译器都很厉害,根本不需要你多此一...register声明的作用是为了提高效率。 它明确要求CPU把变量始终保存在寄...
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C++使用多核编译,加快编译速度 - C/C++ - 清泛网 - 专注C/C++及内核技术

...行:加 /MP Linux make编译时只需要加 -j 指定编译使用CPU核心数: make -j 4 //使用4个核编译 make -j //不指定数量,则自动探测CPU核心数量,全部参与编译 Eclipse(实际也是指定make -j) 项目属性 -> c/c++ Build -> Behavior -> Enable...
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Intel SMID指令集编译错误: inlining failed in call to always_inline \'x...

... target specific option mismatch xxxintel_smid_compile_error最近在使用CPU指令集优化代码的时候,编译出错,报错如下: usr lib64 gcc x86_64-suse-linux 7 include avx2intrin h:252:1: error: inlining failed in call to always_i 最近在使用CPU指令集优化代码的时候,...
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逆向工程——二进制炸弹(CSAPP Project) - 操作系统(内核) - 清泛网 - 专注...

...个字符串。那么,找到这个内存地址中的字符串便能解决问题了。那么如何去寻找呢,于是乎我又翻看我的那几十页代码纸,企图人工计算出来。后来发现数据段的的值没有包含。终于,我开始想到了gdb这个工具。干嘛不在0x8048...
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Intro to GPU programming [closed]

...gs of being able to access processors on both the graphics card and normal cpu. This is not mainstream technology yet, and seems to be driven by Apple. CUDA seems to be a hot topic. CUDA is nVidia's way of accessing the GPU power. Here are some intros ...