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node and Error: EMFILE, too many open files
... number of files to open at once
fq.readdir('/Users/xaver/Downloads/xaver/xxx/xxx/', function(err, files) {
if(err) {
throw err;
}
files.forEach(function(file) {
fq.readFile('/Users/xaver/Downloads/xaver/xxx/xxx/' + file, function(err, data) {
// do something...
git: fatal: Could not read from remote repository
... hint was helpful for me. Now I see that it's saying "Connection closed by XXX.XXX.XXX.X port 22".
– Ryan
Jan 9 '18 at 13:48
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clang: how to list supported target architectures?
...pc
ppc64, // PPC64: powerpc64, ppu
r600, // R600: AMD GPUs HD2XXX - HD6XXX
sparc, // Sparc: sparc
sparcv9, // Sparcv9: Sparcv9
systemz, // SystemZ: s390x
tce, // TCE (http://tce.cs.tut.fi/): tce
thumb, // Thumb: thumb, thumbv.*
x86, // X86: i[3-9]86
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How to detect if a stored procedure already exists
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if not exists (select * from dbo.sysobjects where id = object_id(N'[dbo].[xxx]') and OBJECTPROPERTY(id, N'IsProcedure') = 1)
BEGIN
CREATE PROCEDURE dbo.xxx
where xxx is the proc name
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impr...
对外网用户的squid代理+认证 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...2Release
代理软件：
Squid2.6STABLE16
外网卡：em0 -> 218.90.159.xxx （默认网关为上一级ISP提供）
内网卡：em1 -> 192.168.21.254
1、FreeBSD的安装及优化
（1）最小化安装FreeBSD6.2RELEASE
（2）配置rc.conf
hostname="one.www.com"
defaultrouter="218.90.159...
How to get current relative directory of your Makefile?
...applied". Namely $(CURDIR) gives the exactly the same results for "make -C xxx" and "cd xxx; make". Also it removes the trailing /. I tried tied with gmake v3.81. But You are right if make is called as make -f xxx/Makefile.
– TrueY
Apr 1 '15 at 9:41
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Maven artifact and groupId naming
... social organization. These are alright, but for those strange domain like xxx.tv, xxx.uk, xxx.cn, it does not make sense to name the groupId started with "tv.","cn.", the groupId should deliver the basic information of the project rather than the domain.
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C++ Const Usage Explanation
... way to remember the const in C++ is when you see some code in form like:
XXX const;
const YYY;
XXX, YYY will be a constant component,
XXX const form:
function ( def var ) const; ------#1
* const; ------#2
const YYY form:
const int; ------#3
const ...
How can I get form data with JavaScript/jQuery?
...
$('form').serialize() //this produces: "foo=1&bar=xxx&this=hi"
demo
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Best way to use multiple SSH private keys on one client
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ssh-add ~/.ssh/xxx_id_rsa
Make sure you test it before adding with:
ssh -i ~/.ssh/xxx_id_rsa username@example.com
If you have any problems with errors sometimes changing the security of the file helps:
chmod 0600 ~/.ssh/xxx_id_rsa
...