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Get a filtered list of files in a directory
..._82_0', 'data/ks_lecture_dp_1', 'data/ks_lecture_dp_2']
Fiter extension .txt:
files = glob.glob("/home/ach/*/*.txt")
A single character
glob.glob("/home/ach/file?.txt")
Number Ranges
glob.glob("/home/ach/*[0-9]*")
Alphabet Ranges
glob.glob("/home/ach/[a-c]*")
...
java中的缓存技术该如何实现 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...方,那么缓存对app来说是透明的.而且这个缓存中存放的是完整的页面.第三个节点,app 中本身就有几个层次,那么缓存也可以放在不同的层次上,这一部分是情况或者场景比较复杂的部分.选择缓存时需要谨慎.第四个环节,数据库中也...
Delete files older than 10 days using shell script in Unix [duplicate]
...a/backuplog/"
timestamp=$(date +%Y%m%d_%H%M%S)
filename=log_$timestamp.txt
log=$path$filename
days=7
START_TIME=$(date +%s)
find $path -maxdepth 1 -name "*.txt" -type f -mtime +$days -print -delete >> $log
echo "Backup:: Script Start -- $(date +%Y%m%d_%H%M)" >> $log
... co...
Why do we need the “finally” clause in Python?
...ion. (Or if you don't catch that specific exception.)
myfile = open("test.txt", "w")
try:
myfile.write("the Answer is: ")
myfile.write(42) # raises TypeError, which will be propagated to caller
finally:
myfile.close() # will be executed before TypeError is propagated
In this ex...
How to write a cron that will run a script every day at midnight?
...ick guide to setup a cron job
Create a new text file, example: mycronjobs.txt
For each daily job (00:00, 03:45), save the schedule lines in mycronjobs.txt
00 00 * * * ruby path/to/your/script.rb
45 03 * * * path/to/your/script2.sh
Send the jobs to cron (everytime you run this, cron deletes wha...
Using TortoiseSVN via the command line
...
TortoiseProc.exe /command:commit
/path:"c:\svn_wc\file1.txt*c:\svn_wc\file2.txt"
/logmsg:"test log message" /closeonend:0
TortoiseProc.exe /command:update /path:"c:\svn_wc\" /closeonend:0
TortoiseProc.exe /command:log /path:"c:\svn_wc\file1.txt"
...
BLE（二）信道&数据包&协议栈格式 - 创客硬件开发 - 清泛IT社区，...
...接收者的数据RFU 保留位Payload Length：用以表示包含“信息完整性校验码”（Message Integrity Check，MIC）在内的“有效载荷数据”的长
度
CRC
3个字节长度，“循环冗余校验”（Cyclical Redundancy Check，CRC），可检查数据的正确性
...
Can Powershell Run Commands in Parallel?
...other job cmdlets.
# Loop through the server list
Get-Content "ServerList.txt" | %{
# Define what each job does
$ScriptBlock = {
param($pipelinePassIn)
Test-Path "\\$pipelinePassIn\c`$\Something"
Start-Sleep 60
}
# Execute the jobs in parallel
Start-Job $ScriptBlock -Argume...
为什么你有10年经验，但成不了专家？ - 杂谈 - 清泛网 - 专注C/C++及内核技术
...商业分析感兴趣，看几本商业分析的有趣书籍（比如我常推荐的《好战略坏战略》），这和我把『扬长避短』『行动协同』等基本原则练到吐，并逼迫自己一天诊断3个困难的商业案例是两码事。
同样，业余歌手练习歌曲的时...
Specify sudo password for Ansible
...which it will use to decrypt your secret file.
Create a file called vault.txt and in that put the password that you used when creating your secret file. The password should be a string stored as a single line in the file.
From the Ansible Docs:
.. ensure permissions on the file are such that n...