参考 很奇怪的事情
cd /m
之后打了一个tab给我提示:
bash: cannot create temp file for here-document: No space left on device
查了一圈之后找到答案:(具体原因不明,需要以后查看)
from sys import exit | |
import lxml.html | |
import requests | |
url = 'http://www.myfxbook.com/community/outlook' | |
doc = requests.get(url) | |
root = lxml.html.fromstring(doc.text) | |
all_id_inputs = root.xpath("//input[starts-with(@id,'outlookTip')]/@id") |
from sys import exit | |
from pprint import pprint | |
import lxml.html | |
import requests | |
import re | |
url = 'http://i.cantonfair.org.cn/en/ExpExhibitorList.aspx?k=glassware&page=1' | |
doc = requests.get(url) | |
root = lxml.html.fromstring(doc.text) |
# Let us consider the following typical mysql backup script: | |
mysqldump --routines --no-data -h $mysqlHost -P $mysqlPort -u $mysqlUser -p$mysqlPassword $database | |
# It succeeds but stderr will get: | |
# Warning: Using a password on the command line interface can be insecure. | |
# You can fix this with the below hack: | |
credentialsFile=/mysql-credentials.cnf | |
echo "[client]" > $credentialsFile | |
echo "user=$mysqlUser" >> $credentialsFile | |
echo "password=$mysqlPassword" >> $credentialsFile |
参考 很奇怪的事情
cd /m
之后打了一个tab给我提示:
bash: cannot create temp file for here-document: No space left on device
查了一圈之后找到答案:(具体原因不明,需要以后查看)
#!/bin/bash | |
DBUSER="root"; | |
DBPASS=""; | |
DBHOST="localhost"; | |
DB_OLD=mydatabase | |
DB_NEW=clone_mydatabase | |
DBCONN="--host=${DBHOST} --user=${DBUSER} --password=${DBPASS}"; |
#XLarge DBInstanceClassMemory = 15892177440 = 14.8GB | |
#/32 = 496630545 = 473MB | |
#/64 = 248315272 = 236MB | |
#/128 = 124157636 = 118MB | |
#/256 = 62078818 = 59MB | |
#/512 = 31039409 = 29MB | |
#/12582880 = 1263 #default same divisor as max_connections = 4041.6MB = 4237924762 | |
#/25165760 = 623 # half of max_connections = 1993.6MB | |
#/50331520 = 315 # quarter of max_connections = 1008MB = 1056964608 | |
#*(3/4) #default innodb pool size = 11922309120 |
rds-modify-db-parameter-group {param-group-name} \ | |
--parameters="name=character_set_server, value=utf8, method=pending-reboot" \ | |
--parameters="name=collation_server, value=utf8_general_ci, method=pending-reboot" \ | |
--parameters="name=tmp_table_size, value={DBInstanceClassMemory/16}, method=pending-reboot" \ | |
--parameters="name=max_heap_table_size, value={DBInstanceClassMemory/16}, method=pending-reboot" \ | |
--parameters="name=query_cache_type, value=1, method=pending-reboot" \ | |
--parameters="name=query_cache_size, value=131072, method=pending-reboot" \ | |
--parameters="name=table_open_cache, value=2500, method=pending-reboot" \ | |
--parameters="name=join_buffer_size, value={DBInstanceClassMemory/64}, method=pending-reboot" \ | |
--parameters="name=thread_cache_size, value={DBInstanceClassMemory/12582880}, method=pending-reboot" \ |
from nltk import word_tokenize | |
from nltk.corpus import reuters | |
from sklearn.feature_extraction.text import TfidfVectorizer | |
from nltk.stem.porter import PorterStemmer | |
import re | |
from nltk.corpus import stopwords | |
cachedStopWords = stopwords.words("english") | |
def tokenize(text): |
############################################# | |
# Push de la rama actual | |
git push origin $rama_actual | |
############################################# | |
# Volver a un commit anterior, descartando los cambios | |
git reset --HARD $SHA1 | |
############################################# | |
# Ver y descargar Ramas remotas |