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Why always ./configure; make; make install; as 3 separate steps?
...l. That means then you have to use actually sudo make install because only root can copy files to /usr and /usr/local.
Now you see that each step is a pre-requirement for next step. Each step is a preparation to make things work in a problemless flow. Distros use this metaphor to build packages (...
Go install fails with error: no install location for directory xxx outside GOPATH
...LTS.
export GOPATH=~/go
mkdir ~/go/bin
export GOBIN=$GOPATH/bin
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examining history of deleted file
...ice: In that case, the ^ notation comes handy: it refers to the repository root, so you can say svn cat ^/local/file@REV (depending on the distance between the repository root and URL).
– musiphil
Sep 11 '13 at 22:49
...
How to build an android library with Android Studio and gradle?
...you how ) that is very similar to Maven if you have ever used it.
Project Root
+-- src
| +-- main (your project)
| | +-- java (where your java code goes)
| | +-- res (where your res go)
| | +-- assets (where your assets go)
| | \-- AndroidManifest.xml
| \-- instrumentTest (test...
使用TokuMX配置Replica Set集群 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...替换了一颗真正的数据库存储引擎，我们现在可以像使用MySQL数据库一样精确的指定TokuMX最大可用内存，它也完整支持的事务处理。当然了，TokuTek引以为傲的数据压缩能力也是一点也没落下。性能详细对比请参见《TokuMX vs. MongoDB...
Redis消息通知系统的实现 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...PELINE的十倍。
查询
我们用Redis命令行来演示一下用户是如何查询消息的。
先插入三条消息，其<MSGID>分别是1，2，3：
redis> HMSET msg:1 title title1 content content1
redis> HMSET msg:2 title title2 content content2
redis> HMSET msg:3 title title3 content ...
How to remove unreferenced blobs from my git repo
...s/folders from your git repository. To use
# it, cd to your repository's root and then run the script with a list of paths
# you want to delete, e.g., git-delete-history path1 path2
if [ $# -eq 0 ]; then
exit 0
fi
# make sure we're at the root of git repo
if [ ! -d .git ]; then
echo "Err...
How to log source file name and line number in Python
...way that sends debug logging to standard out:
import logging
import sys
root = logging.getLogger()
root.setLevel(logging.DEBUG)
ch = logging.StreamHandler(sys.stdout)
ch.setLevel(logging.DEBUG)
FORMAT = "[%(filename)s:%(lineno)s - %(funcName)20s() ] %(message)s"
formatter = logging.Formatter(FOR...
How to extract a git subdirectory and make a submodule out of it?
...nstall
Usage
Split a larger into smaller chunks:
# Go into the project root
cd ~/my-project
# Create a branch which only contains commits for the children of 'foo'
git subtree split --prefix=foo --branch=foo-only
# Remove 'foo' from the project
git rm -rf ./foo
# Create a git repo for 'foo' (...
C++ performance challenge: integer to std::string conversion
...; 32) + (k));
}
template <typename T>
std::string itostr(T o) {
union {
char str[16];
unsigned short u2[8];
unsigned u4[4];
unsigned long long u8[2];
};
unsigned v = o < 0 ? ~o + 1 : o;
u8[0] = (ull(v) * 3518437209u) >> 45;
u8[0] ...