大约有 12,000 项符合查询结果（耗时：0.0353秒） [XML]
What are all the differences between src and data-src attributes?
...EG for you and displays it:
<img id="myImage" src="http://mydomain.com/foo.jpg">
<script>
var imageUrl = document.getElementById("myImage").src;
</script>
Example of 'data-src' on a non-image tag where the image is not loaded yet - it's just a piece of meta data on the div ...
git pull aborted with error filename too long
...
@cchamberlain C:/foo/bar/baz is perfectly valid, though while \foo\bar\baz is also valid (it will refer to whatever logical drive the current working directory is on) /foo/bar/baz may cause ambiguity with command-line flags.
...
Xcode 4 - build output directory
... to do wacky stuff to find the app.
xcodebuild -sdk "iphoneos" -workspace Foo.xcworkspace -scheme Foo -configuration "Debug" DEPLOYMENT_LOCATION=YES DSTROOT=tmp DWARF_DSYM_FOLDER_PATH=tmp build
share
|
...
Can I use GDB to debug a running process?
...
Yes you can. Assume a process foo is running...
ps -elf | grep foo
look for the PID number
gdb -a {PID number}
share
|
improve this answer
...
Running V8 Javascript Engine Standalone
...> ./v8-shell
V8 version 2.0.2
> var x = 10;
> x
10
> function foo(x) { return x * x; }
> foo
function foo(x) { return x * x; }
> quit()
Executing Javascript from the command line:
$> ./v8-shell -e 'print("10*10 = " + 10*10)'
10*10 = 100
Many more features are documented i...
How can I configure Logback to log different levels for a logger to different destinations?
...der">
<target>System.out</target>
<filter class="com.foo.StdOutFilter" />
...
</appender>
<appender name="stderr" class="ch.qos.logback.core.ConsoleAppender">
<target>System.err</target>
<filter class="com.foo.ErrOutFilter" />
...
<...
Javascript sort array by two fields
...8
}, {
LastName: "Doe",
FirstName: "Jane",
Age: 28
}, {
LastName: "Foo",
FirstName: "John",
Age: 30
}];
arr.sortBy("LastName", true, "FirstName", true, "Age", false);
//Will return Jane Doe / John Doe / John Foo
arr.sortBy("Age", false, "LastName", true, "FirstName", false);
//Will ret...
Find unmerged Git branches?
...so if you're on master, it's equivalent to the first command; if you're on foo, it's equivalent to git branch --merged foo).
You can also compare upstream branches by specifying the -r flag and a ref to check against, which can be local or remote:
git branch -r --no-merged origin/master
...
Display JSON as HTML [closed]
...ith unformatted JSON. It outputs it in a formatted way.
JSON.stringify({ foo: "sample", bar: "sample" }, null, 4)
This turns
{ "foo": "sample", "bar": "sample" }
into
{
"foo": "sample",
"bar": "sample"
}
Now the data is a readable format you can use the Google Code Prettify s...
What are forward declarations in C++?
... when you use a pointer to a class as member variable of another class.
//foo.h
class bar; // This is useful
class foo
{
bar* obj; // Pointer or even a reference.
};
// foo.cpp
#include "bar.h"
#include "foo.h"
So, use forward-declarations in classes when ever possible. If your program ju...