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How to connect android emulator to the internet
...go to the folder tools of your Android sdk to find the 'emulator' program:
cd ~/Library/Android/sdk/tools
Then retrieve the name of your AVDs :
emulator -list-avds
It will return you something like this:
Android_Wear_Round_API_23
Nexus_10_API_22
Nexus_5X_API_22
Nexus_5X_API_24
Nexus_9_API_24
Then...
What is the proper way to test if a parameter is empty in a batch file?
...parameters, try below codes to avoid tricky input (such as "1 2" or ab^>cd)
set tmp="%1"
if "%tmp:"=.%"==".." (
echo empty
) else (
echo not empty
)
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Which version of C# am I using
...m still able to use C# 7.0 features. But once I push to remote then the CI/CD system failed to build because it uses C# version 5 or 6
– phuclv
May 8 '19 at 1:29
...
How does `scp` differ from `rsync`?
...mand Example
scp
$ scp source_file_path destination_file_path
rsync
$ cd /path/to/directory/of/partially_downloaded_file
$ rsync -P --rsh=ssh userid@remotehost.com:bigdata.tgz ./bigdata.tgz
The -P option is the same as --partial --progress, allowing rsync to work with partially downloaded fi...
Unicode equivalents for \w and \b in Java regular expressions?
...Y, and because the and is higher in precedence than or, that is simply AB|CD. So every \b that means a boundary can be safely replaced with:
(?:(?<=\w)(?!\w)|(?<!\w)(?=\w))
with the \w defined in the appropriate way.
(You might think it strange that the A and C components are opposi...
How to copy a selection to the OS X clipboard
... the 7.2 source and compiled it (easy as tar xjf vim-7.2.tar.bz && cd vim72 && ./configure && make && sudo make install), and the clipboard was enabled:
% which vim
/usr/local/bin/vim
% vim --version
VIM - Vi IMproved 7.2 (2008 Aug 9, compiled Mar 24 2009 17:31:52)
C...
How to fix: “No suitable driver found for jdbc:mysql://localhost/dbname” error when using pools? [du
...ment is running in docker, so I added this instruction to Dockerfile: RUN cd /usr/local/tomcat/lib && wget http://central.maven.org/maven2/org/drizzle/jdbc/drizzle-jdbc/1.3/drizzle-jdbc-1.3.jar && wget http://central.maven.org/maven2/mysql/mysql-connector-java/5.1.27/mysql-connector...
How to get certain commit from GitHub project
...an switch to any version. Next, change into the newly cloned repository:
cd facebook-ios-sdk
... and use git checkout <COMMIT> to change to the right commit:
git checkout 91f25642453
That will give you a warning, since you're no longer on a branch, and have switched directly to a partic...
Can Powershell Run Commands in Parallel?
...ing routine here:
http://rsdd.codeplex.com/SourceControl/changeset/view/a6cd657ea2be#Invoke-RSDDThreaded.ps1
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How to revert a folder to a particular commit by creating a patch
... generate the diff to go from your current state back to e095:
git diff 89cd..e095 -- somefolder
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