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What is WEB-INF used for in a Java EE web application?
...ains all things related to the
application that aren’t in the document root of the application. The
WEB-INF node is not part of the public document tree of the
application. No file contained in the WEB-INF directory may be served
directly to a client by the container. However, the contents...
XPath OR operator for different nodes
...XML tree. "//book|//cd" means among all child nodes and descendant of the root node find all ones named 'book' then find also all named 'cd'. If in the descendance of the root node there are only book nodes,your node-set will contain book nodes only. If in the descendance of the root node there a...
What does this mean: Failure [INSTALL_FAILED_CONTAINER_ERROR]?
...c/smdl2tmp1.asec
Edit/Update by Mathias Conradt (OP):
If you don't have root access, you need to mount the sdcard and remove it via pc:
/.android_secure/smdl2tmp1.asec
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Sass .scss: Nesting and multiple classes?
...ay want to go more classes up than one. In this case you could try the @at-root and #{} css features which would enable two root classes to sit next to each other using &.
This wouldn't work (due to the nothing before & rule):
container {
background:red;
color:white;
...
How can “while (i == i) ;” be a non-infinite loop in a single threaded application?
...magic value within a calculation. Because a calculation failed - eg square root of a negative, divide by zero etc - it makes no sense in comparing them against anything else. After all if divide by zero is a nan is it equivalent to the square root of -2 or square root of -3 ?
Nan allows a calculati...
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...
Setting environment variables via launchd.conf no longer works in OS X Yosemite/El Capitan/macOS Sie
...vironment variables definition:
$ ls -la /etc/environment
-r-xr-xr-x 1 root wheel 369 Oct 21 04:42 /etc/environment
$ cat /etc/environment
#!/bin/sh
set -e
syslog -s -l warn "Set environment variables with /etc/environment $(whoami) - start"
launchctl setenv JAVA_HOME /usr/local/jdk1.7...
How to convert array to SimpleXML
...y (
'stack' => 'overflow',
),
);
$xml = new SimpleXMLElement('<root/>');
array_walk_recursive($test_array, array ($xml, 'addChild'));
print $xml->asXML();
results in
<?xml version="1.0"?>
<root>
<blub>bla</blub>
<bar>foo</bar>
<overfl...
iOS开发调试技巧总结 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...复杂。这样就给我们新接手项目的开发者带来很多困扰。如何快速查看一个复杂UI的界面层次和布局，最快的方法就是用到视图调试。
当项目运行到某一个界面（可以是模拟器或真机）时，开启视图调试，点击按钮如图：
这样...
Error while pull from git - insufficient permission for adding an object to repository database .git
...gardless of where in your repo you currently are. If you're already in the root you can just run sudo chown -R $USER:$USER .git
– dwurf
May 29 '14 at 2:31
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