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Java 8 Streams - collect vs reduce
...ngBuilder which is mutable. See: hg.openjdk.java.net/jdk8/jdk8/jdk/file/687fd7c7986d/src/share/…
– Sandro
Mar 8 at 12:37
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Find which commit is currently checked out in Git
...with the -s option to suppress patch output:
$ git show --oneline -s
a9874fd Merge branch 'epic-feature'
Option 2: git log -1
You can also simply do git log -1 to find out which commit you're currently on.
$ git log -1 --oneline
c1abcde Add feature-003
Option 3: Bash prompt
In Git version 1....
CursorLoader usage without ContentProvider
...ample that uses this - bitbucket.org/ssutee/418496_mobileapp/src/fc5ee705a2fd/demo/… - found it very useful !
– Shushu
May 20 '12 at 21:17
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Nodejs Event Loop
...me work from node itself. For example, if you open a file and wait for the fd to be ready with data, it won't happen, as no one is reading actually! At the same time, if you read from the file inline in the main thread, it can potentially block other activities in the program, and can make visible p...
Build an iOS app without owning a mac? [closed]
...ge.exe modifyvm "Your VM Name" --cpuidset 00000001 000106e5 00100800 0098e3fd bfebfbff
VBoxManage setextradata "Your VM Name" "VBoxInternal/Devices/efi/0/Config/DmiSystemProduct" "iMac11,3"
VBoxManage setextradata "Your VM Name" "VBoxInternal/Devices/efi/0/Config/DmiSystemVersion" "1.0"
VBoxManage s...
The difference between fork(), vfork(), exec() and clone()
...six_spawn() does the equivalent of a fork()/execve(), and also allows some fd juggling in between. It's supposed to replace fork()/execve(), mainly for non-MMU platforms.
pthread_create() creates a new thread.
clone() is a Linux-specific call, which can be used to implement anything from fork() to p...
Difference between author and committer in Git?
...ttps://github.com/torvalds/linux/commit/5beda7d54eafece4c974cfa9fbb9f60fb18fd20a
Git web interfaces like GitHub and GitLab may or may not generate author != committer
Since Git(Hub|Lab) hold both the upstream and the fork repositories on a the same machine, they can automatically do anything that...
Use CSS3 transitions with gradient backgrounds
...y: https://medium.com/@dave_lunny/animating-css-gradients-using-only-css-d2fd7671e759
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Confused about stdin, stdout and stderr?
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@Shouvik, note that /dev/stdin is a symlink to /proc/self/fd/0 -- the first file descriptor that the currently running program has open. So, what is pointed to by /dev/stdin will change from program to program, because /proc/self/ always points to the 'currently running program'. (W...
Expand a random range from 1–5 to 1–7
... number by generating its digits in base 5: we pick the random number 0.a1a2a3..., where each digit ai is chosen by a call to rand5(). For example, if our RNG chose ai = 1 for all i, then ignoring the fact that that isn't very random, that would correspond to the real number 1/5 + 1/52 + 1/53 + ......