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Why is a combiner needed for reduce method that converts type in java 8
...s processed by its own thread in the sequential fashion I described above. Now, if we have N threads, we have N intermediate results. These need to be reduced down to one result. Since each intermediate result is of type T, and we have several, we can use the same accumulator function to reduce thos...
What exactly does the “u” do? “git push -u origin master” vs “git push origin master”
...e remote or branch, git looks at the branch.<name>.merge setting to know where to pull from. git push -u sets this information for the branch you're pushing.
To see the difference, let's use a new empty branch:
$ git checkout -b test
First, we push without -u:
$ git push origin test
$ git...
Visual Studio: Is there a way to collapse all items of Solution Explorer?
I know that I can use Arrow Keys to collapse items of solution explorer one by one, but I would like to know if there is a way to collapse all items with only one operation. I want to know it because, today I have a solution with 6 projects that have at least two hundred files and if I try to coll...
Rename package in Android Studio
...ect the Compact Empty Middle Packages option
Your package directory will now be broken up in individual directories
Individually select each directory you want to rename, and:
Right-click it
Select Refactor
Click on Rename
In the Pop-up dialog, click on Rename Package instead of Rename Dire...
Installing Google Protocol Buffers on mac
...ebrew version:
brew link --force --overwrite protobuf241
Check that you now have the correct version installed by typing:
protoc --version
It should display 2.4.1
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Is there a command for formatting HTML in the Atom editor?
... box.
Choose atom-beautify or one of the other packages and click Install.
Now you can use the default keybinding for atom-beautify CTRL + ALT + B to beautify your HTML (CTRL + OPTION + B on a Mac).
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Why does InetAddress.isReachable return false, when I can ping the IP address?
...am getting failed and using ping I am getting icmp not permitted ? Do you know how to deal with it now ?
– Yuvi
Jan 7 '13 at 8:58
6
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How to create .ipa file using Xcode?
...validate your archive by pressing Validate (optional step but recommended)
Now press on Export button
This will open list of method for export. Select the export method as per your requirement and click on Next button.
This will show list of team for provisioning. Select accordingly and p...
Turn a simple socket into an SSL socket
...);
}
void ShutdownSSL()
{
SSL_shutdown(cSSL);
SSL_free(cSSL);
}
Now for the bulk of the functionality. You may want to add a while loop on connections.
int sockfd, newsockfd;
SSL_CTX *sslctx;
SSL *cSSL;
InitializeSSL();
sockfd = socket(AF_INET, SOCK_STREAM, 0);
if (sockfd< 0)
{
/...
How can I undo git reset --hard HEAD~1?
...0 deletions(-)
create mode 100644 file2
$ git reset --hard HEAD^
HEAD is now at 1a75c1d... added file1
$ cat file2
cat: file2: No such file or directory
$ git reflog
1a75c1d... HEAD@{0}: reset --hard HEAD^: updating HEAD
f6e5064... HEAD@{1}: commit: added file2
$ git reset --hard f6e5064
HEAD i...