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How to get line count of a large file cheaply in Python?
...Python file IO is done through C as well. docs.python.org/library/stdtypes.html#file-objects
– Tomalak
May 10 '09 at 10:41
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How to write DataFrame to postgres table?
... about it here: https://pandas.pydata.org/pandas-docs/stable/user_guide/io.html#io-sql-method
import csv
from io import StringIO
from sqlalchemy import create_engine
def psql_insert_copy(table, conn, keys, data_iter):
# gets a DBAPI connection that can provide a cursor
dbapi_conn = conn.c...
Spring Data JPA find by embedded object property
...uity as discussed at docs.spring.io/spring-data/jpa/docs/current/reference/html/…
– Marcello de Sales
Dec 8 '16 at 16:12
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Label encoding across multiple columns in scikit-learn
...tions in the documentation: http://scikit-learn.org/stable/modules/compose.html#columntransformer-for-heterogeneous-data
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How to set different label for launcher rather than activity title?
...
http://developer.android.com/guide/topics/manifest/intent-filter-element.html
<activity
android:name=".ui.HomeActivity"
android:label="@string/title_home_activity"
android:icon="@drawable/icon">
<intent-filter android:label="@string/app_name">
<action android:name="andr...
Static Classes In Java
... are effectively final). docs.oracle.com/javase/tutorial/java/IandI/final.html
– jwayne
Mar 11 '15 at 16:43
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How do I escape the wildcard/asterisk character in bash?
...ASH expansions, refer to:
http://www.gnu.org/software/bash/manual/bashref.html#Shell-Expansions
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Simplest/Cleanest way to implement singleton in JavaScript?
...dk/blog/2010/03/… - kore-nordmann.de/blog/0103_static_considered_harmful.html - phparch.com/2010/03/static-methods-vs-singletons-choose-neither
– Benjamin Gruenbaum
Nov 17 '13 at 19:35
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Private vs Public in Cache-Control
... If it's something that is related to the connected user (for example, the HTML in this page includes my username, so it won't be useful to anyone else) cache-control: private will be better, as the proxies would be caching data that won't be requested by other users, and they might also be keeping ...
How does Google's Page Speed lossless image compression work?
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Take a look at http://code.google.com/speed/page-speed/docs/payload.html#CompressImages which describes some of the techniques/tools.
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