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What's the difference between using “let” and “var”?
... create immediately invoked functions to capture correct value from the loops but that was also hairy.
Hoisting
While variables declared with var keyword are hoisted (initialized with undefined before the code is run) which means they are accessible in their enclosing scope even before they are de...
How can you use an object's property in a double-quoted string?
...ackage'='fully loaded'; }
Create an object:
$car = New-Object -typename psobject -Property $properties
Interpolate a string:
"The {0} car is a nice {1} that is {2}" -f $car.color, $car.type, $car.package
Outputs:
# The red car is a nice sedan that is fully loaded
...
Android Respond To URL in Intent
...work for someone, refer this please: stackoverflow.com/a/21727055/2695276 PS: struggled for days over this.
– Rajat Sharma
Jan 2 '15 at 21:08
1
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How to correctly sort a string with a number inside? [duplicate]
...
Perhaps you are looking for human sorting (also known as natural sorting):
import re
def atoi(text):
return int(text) if text.isdigit() else text
def natural_keys(text):
'''
alist.sort(key=natural_keys) sorts in hum...
How to take off line numbers in Vi?
...
Stop showing the line numbers:
:set nonu
Its short for :set nonumber
ps. These commands are to be run in normal mode.
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Select Pandas rows based on list index
...he above codes. Check it using %timeit function:
df[df.index.isin([1,3])]
PS: You figure out the reason
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Press any key to continue [duplicate]
... "1" argument(s): "The method or operation is not implemented." At C:\file.ps1:26 char:5 + $null = $Host.UI.RawUI.ReadKey('NoEcho,IncludeKeyDown'); + ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + CategoryInfo : NotSpecified: (:) [], MethodInvocationException + Fu...
Linux查看进程已加载依赖模块列表信息 - 操作系统(内核) - 清泛网 - 专注C/...
Linux查看进程已加载依赖模块列表信息linux-proc-mapsps -elf | grep xxx(process name) 找到目标程序pidcat proc (pid) mapsOpenSuse下也可以用 lsof -n 查看。
ps -elf | grep xxx(process name) #找到目标程序pid
cat /proc/(pid)/maps
OpenSuse下也可以用 lsof -n 查...
How can I extract all values from a dictionary in Python?
...f': 5}, {'g': 6}]}
list(get_all_values(d)) # returns [1, 2, 3, 4, 5, 6]
PS: I love yield. ;-)
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How to fix Git error: object file is empty?
...p ran out of battery during a git operation. Boo.
I didn't have any backups. (N.B. Ubuntu One is not a backup solution for git; it will helpfully overwrite your sane repository with your corrupted one.)
To the git wizards, if this was a bad way to fix it, please leave a comment. It did, however, ...