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The application may be doing too much work on its main thread
...d application sees this message on
logcat “Choreographer(abc): Skipped xx frames! The application may be
doing too much work on its main thread.” So what does it actually
means, why should you be concerned and how to solve it.
What this means is that your code is taking long to process a...
逆向工程——二进制炸弹(CSAPP Project) - 操作系统(内核) - 清泛网 - 专注...
...
}
return ret + 1;
}
最后，只要暴力搜索一下func4(n)=144的n的值就可以了，n=11。
===============phase_5===============
知识点：字串变换，ascii转换，寻址
这关可以说是phase_1的增强版，由1可以看出此段指令对我们...
How do I create a nice-looking DMG for Mac OS X using command-line tools?
I need to create a nice installer for a Mac application. I want it to be a disk image (DMG), with a predefined size, layout and background image.
...
多媒体组件 · App Inventor 2 中文网
...秒为单位）。
如果视频暂停，则显示的帧将不会通过搜索进行更新。播放器只能跳转到视频中的关键帧，因此跳转间隔较短的时间可能实际上不会移动到不同的帧。
开始()
播放 源文件 指定的媒体。
停止()
重置为...
Creating temporary files in bash
...e mktemp something like
mydir=$(mktemp -d "${TMPDIR:-/tmp/}$(basename $0).XXXXXXXXXXXX")
which creates a temporary directory I can work in, and in which I can safely name the actual files something readable and useful.
mktemp is not standard, but it does exist on many platforms. The "X"s will ge...
Node.js: Difference between req.query[] and req.params
...y you are receiving a GET request at /checkEmail?type=email&utm_source=xxxx&email=xxxxx&utm_campaign=XX and you want to fetch out the query used.
var type = req.query.type,
email = req.query.email,
utm = {
source: req.query.utm_source,
campaign: req.query.utm_campaign
...
How can I create directory tree in C++/Linux?
...X=mkpath.$$
** NAME=./$PREFIX/sa/32/ad/13/23/13/12/13/sd/ds/ww/qq/ss/dd/zz/xx/dd/rr/ff/ff/ss/ss/ss/ss/ss/ss/ss/ss
** : ${MKPATH:=mkpath}
** ./$MKPATH $NAME &
** [...repeat a dozen times or so...]
** ./$MKPATH $NAME &
** wait
** rm -fr ./$PREFIX/
*/
int main(int argc, char **argv)
{
int ...
RegEx match open tags except XHTML self-contained tags
...this answer’s content being resolved at this time. It is not currently accepting new interactions.
You can't parse [X]HTML with regex. Because HTML can't be parsed by regex. Regex is not a tool t...
Array slicing in Ruby: explanation for illogical behaviour (taken from Rubykoans.com)
... s[-2,2] = "CD" # "abCD"
To replace middle two characters: s[1..3] = "XX" # "aXXd"
The behavior of a range is pretty interesting. The starting point is the
same as the first argument when two arguments are provided (as described
above) but the end point of the range can be the 'character ...
SQL Server dynamic PIVOT query?
...for CodigoFormaPago in (' + @cols + ')
) p
) xx