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Git undo local branch delete
...his deletes and then immediately restores a branch named master2:
user@MY-PC /C/MyRepo (master)
$ git branch -D master2
Deleted branch master2 (was 130d7ba). <-- This is the SHA1 we need to restore it!
user@MY-PC /C/MyRepo (master)
$ git branch master2 130d7ba
...
powershell - extract file name and extension
...ervers for its integrity:
$Comp = get-content c:\myfile.txt
ForEach ($PC in $Comp) {
dir "\\$PC\Folder\Share\*.*" | Select-Object $_.BaseName
}
Nice and simple, and it shows the directory and the file inside it. If you want to specify one file name or extension, just replace the *'s with ...
Floating point vs integer calculations on modern hardware
... 15.362536
This uses code from http://pastebin.com/Kx8WGUfg as benchmark-pc.c
g++ -fpermissive -O3 -o benchmark-pc benchmark-pc.c
I've run multiple passes, but this seems to be the case that general numbers are the same.
One notable exception seems to be ALU mul vs FPU mul. Addition and subtra...
Simplest way to detect a mobile device in PHP
... This keyword "tablet" is creating me a problem on some IE8 (PC) headers that have "Tablet PC 2.0" in response
– Mladen Janjetovic
Oct 29 '13 at 15:55
...
'printf' vs. 'cout' in C++
...bl printf
mov r0, #0
pop {lr}
mov pc, lr
.align 2
@ BB#1:
You can easily notice that two strings, and 2 (number) are pushed as printf arguments. That's about it; there is nothing else. For comparison, this is iostream compiled to assembly. No, ther...
Getting name of windows computer running python script?
...you could use these three variants.
I prefer using them together:
def getpcname():
n1 = platform.node()
n2 = socket.gethostname()
n3 = os.environ["COMPUTERNAME"]
if n1 == n2 == n3:
return n1
elif n1 == n2:
return n1
elif n1 == n3:
return n1
elif ...
How to undo another user’s checkout in TFS?
...Workspaces...'
A dialog will appear showing the workspaces on your current PC. Select 'Show remote workspaces'
You will now also see workspaces from your previous PC (as long as they are from the same user account). Select the old workspace(s) and click 'Remove'. This should delete the old workspace...
Hexadecimal To Decimal in Shell Script
...ng you multiple correct answers.
One more that's not on his list:
[ghoti@pc ~]$ dc -e '16i BFCA3000 p'
3217698816
But if all you want to do is subtract, why bother changing the input to base 10?
[ghoti@pc ~]$ dc -e '16i BFCA3000 17FF - p 10o p'
3217692673
BFCA1801
[ghoti@pc ~]$
The dc comman...
Linux的诞生和发展 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...的诞生
1981 年IBM 公司推出享誉全球的微型计算机IBM PC。在1981-1991 年间，MS-DOS 操作系统一直是微型计算机上操作系统的主宰。此时计算机硬件价格虽然逐年下降，但软件价格仍然是居高不下。当时Apple 的MACs 操作系统可以说...
那些年 O2O创业我踩了十个坑 - 资讯 - 清泛网 - 专注C/C++及内核技术
...4日，黑马营第一次课程结束，为期三天的课程对我影响最大的一句话就是徐小平老师的：不该坚持的事情坚持下去是一种悲剧！
12月17日，我把自己关在书房，思考至凌晨三点，伴随着半包万宝路的灰飞烟灭，我决定停掉优悠...