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Strange function in ActivityManager: isUserAMonkey. What does this mean, what is its use?
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edited Mar 22 '19 at 21:56
user719662
answered Oct 17 '11 at 10:02
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Java 8 Streams: multiple filters vs. complex condition
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156
The code that has to be executed for both alternatives is so similar that you can’t predict ...
站长投放广告绝对不做的事:Google Adsense和百度联盟广告违规分析 - 更多技...
...的人在进行新的尝试，我们可以学习的网赚分享有：
1、博客网站利用淘宝联盟做淘宝客推广赚钱的基本方法教程（淘宝联盟和淘宝客一直争议比较大的广告联盟，原因就是有人赚到了很多，有的人是在免费为淘宝打工）
2、...
Get Substring - everything before certain char
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144
.Net Fiddle example
class Program
{
static void Main(string[] args)
{
Console...
How to install a gem or update RubyGems if it fails with a permissions error
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You don't have write permissions into the /Library/Ruby/Gems/1.8 directory.
means exactly that, you don't have permission to write there.
That is the version of Ruby installed by Apple, for their own use. While it's OK to make minor modifications to that if you know what you're doin...
How to convert a string to lower case in Bash?
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Bash 4.0
$ echo "${a,,}"
hi all
sed
$ echo "$a" | sed -e 's/\(.*\)/\L\1/'
hi all
# this also works:
$ sed -e 's/\(.*\)/\L\1/' <<< "$a"
hi all
Perl
$ echo "$a" | perl -ne 'print lc'
hi all
Bash
lc(){
case "$1" in
[A-Z])
n=$(printf "%d" "'$1")
n=$((n+32)...
Operator overloading : member function vs. non-member function?
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149
If you define your operator overloaded function as member function, then the compiler translat...
How to create an array of 20 random bytes?
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answered Apr 15 '11 at 23:14
maericsmaerics
126k3434 gold badges234234 silver badges268268 bronze badges
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Unable to find specific subclass of NSManagedObject
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13 Answers
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