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ASP.NET MVC Ajax Error handling
... this chap broadcast.oreilly.com/2011/06/… : "Failing to realize that a 4xx error means I messed up and a 5xx means you messed up" - where I is the client and you is the server.
– Chris Nevill
Oct 7 '14 at 10:07
...
How to catch curl errors in PHP
...
$responseCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
/*
* 4xx status codes are client errors
* 5xx status codes are server errors
*/
if ($responseCode >= 400) {
return "HTTP Error: " . $responseCode;
}
return "No CURL or HTTP Error";
}
Tests:
curl...
How to output a multiline string in Bash?
...ding spaces). For example this:
if [ some test ]; then
cat <<- xx
line1
line2
xx
fi
Outputs indented text without the leading whitespace:
line1
line2
share
|
improve ...
How can I tell when a MySQL table was last updated?
...he footer of my page, I would like to add something like "last updated the xx/xx/200x" with this date being the last time a certain mySQL table has been updated.
...
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...
iReport not starting using JRE 8
... on the line starting with default_options, I have reduced the value of -J-XX:MaxPermSize to 256m instead of 512m
default_options="--branding ireport -J-Xms256m -J-Xmx512m
-J-Dorg.netbeans.ProxyClassLoader.level=1000 -J-XX:MaxPermSize=256m"
...
The forked VM terminated without saying properly goodbye. VM crash or System.exit called
...
I had the same problem and solved by adding:
<argLine>-Xmx1024m -XX:MaxPermSize=256m</argLine>
The whole plugin element is:
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-surefire-plugin</artifactId>
<configuration>...
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 ...