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How can I get a precise time, for example in milliseconds in Objective-C?
...solute * _clock_timebase.numer) / _clock_timebase.denom;
return nanos/1.0e9;
}
- (NSTimeInterval)absoluteTime
{
uint64_t machtime = mach_absolute_time();
return [self machAbsoluteToTimeInterval:machtime];
}
@end
...
How to configure encoding in Maven?
...at configured for UTF-8 should seem like that.
pom.xml
<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apach...
基于PECL OAuth打造微博应用 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...7
如果使用PHP Streams方式发送请求的话，缺省使用的是HTTP1.0版本，可以通过tcpdump命令来检测这种现象，大致方法如下：
shell> tcpdump -A host foo.com
此时，某些防火墙会过滤掉非标准HTTP1.0的请求头，如Host请求头，从而造成错误。...
Sending HTML email using Python
...writer.addheader("Subject", subject)
writer.addheader("MIME-Version", "1.0")
#
# start the multipart section of the message
# multipart/alternative seems to work better
# on some MUAs than multipart/mixed
#
writer.startmultipartbody("alternative")
writer.flushheaders(...
How to set different label for launcher rather than activity title?
...uld be as simple as (called my_title.xml in this case):
<?xml version="1.0" encoding="utf-8"?>
<TextView
xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="foo bar"/>
In your Android...
Android Studio: Javadoc is empty on hover
...; Editor > General > Show quick doc on mouse move.
Android Studio 1.0
File > Settings > IDE Settings Editor > Show quick doc on mouse move.
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How to change the href for a hyperlink using jQuery
...
The simple way to do so is :
Attr function (since jQuery version 1.0)
$("a").attr("href", "https://stackoverflow.com/")
or
Prop function (since jQuery version 1.6)
$("a").prop("href", "https://stackoverflow.com/")
Also, the advantage of above way is that if selector selects a sing...
How to identify if a webpage is being loaded inside an iframe or directly into the browser window?
...ork for me inside the content script of a Firefox 6.0 Extension (Addon-SDK 1.0): Firefox executes the content script in each: the top-level window and in all iframes.
Inside the content script I get the following results:
(window !== window.top) : false
(window.self !== window.top) : true
T...
How to set breakpoints on future shared libraries with a command flag
...ymbols
objdump -T /lib/libacl.so
...
00002bd0 g DF .text 000000d0 ACL_1.0 acl_delete_entry
...
(gdb) break 0x0002bd0
(gdb) x/20i acl_delete_entry
0x2bd0 <acl_delete_entry>: stwu r1,-32(r1)
0x2bd4 <acl_delete_entry+4>: mflr r0
0x2bd8 <acl_delete_entry+8>: ...
How do I completely uninstall Node.js, and reinstall from beginning (Mac OS X)
...ple versions of node
https://github.com/nvm-sh/nvm
> nvm uninstall v4.1.0
> nvm install v8.1.2
> nvm use v8.1.2
> nvm list
v4.2.0
v5.8.0
v6.11.0
-> v8.1.2
system
you can use this with AVN to automatically switch versions as you hop between ...