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Detach many subdirectories into a new, separate Git repository
...suming you have tags in the mix, you should probably add --tag-name-filter cat to your parameters
– Yonatan
May 27 '15 at 19:03
16
...
Split comma-separated strings in a column into separate rows
...blem size `n`
mb_times <- scales::squish(10000L / n , c(3L, 100L))
cat(n, " ", mb_times, "\n")
# create data
DF <- data.frame(director = rep(director, n), AB = rep(AB, n))
DT <- as.data.table(DF)
# start benchmarks
microbenchmark::microbenchmark(
matt_mod = {
s <...
pandas: How do I split text in a column into multiple rows?
...rnative:
time python -c "import pandas as pd;
from scipy import array, concatenate;
df = pd.DataFrame(['a b c']*100000, columns=['col']);
print pd.DataFrame(concatenate(df['col'].apply( lambda x : [x.split(' ')]))).head()"
... and this:
time python -c "import pandas as pd;
df = pd.DataFrame(['a ...
Floating elements within a div, floats outside of div. Why?
...sed certain bits of text to become unreadable.
– Top Cat
Feb 23 '18 at 11:26
|
show 3 more comments
...
How do I break a string over multiple lines?
...rent/components/yaml/yaml_format.html
You can use the "block chomping indicator" to eliminate the trailing line break, as follows:
Key: >-
This is a very long sentence
that spans several lines in the YAML
but which will be rendered as a string
with NO carriage returns.
There are other...
Django CharField vs TextField
... answered Sep 8 '11 at 21:23
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Why do you need to create a cursor when querying a sqlite database?
...
Cursors can not only be used to fetch data from the DBMS into an
application but also to identify a row in a table to be updated or
deleted. The SQL:2003 standard defines positioned update and
positioned delete SQL statements for that purpose. Such statements do
not use a regular WHERE cl...
Should MySQL have its timezone set to UTC?
...p/zut.sql
echo "SET SESSION SQL_MODE = '';" > /tmp/mysql_tzinfo_to.sql
cat /tmp/zut.sql >> /tmp/mysql_tzinfo_to.sql
mysql --defaults-file=/etc/mysql/my.cnf --user=verifiedscratch -p mysql < /tmp/mysql_tzinfo_to.sql
(make sure your servers dst rules are up to date zdump -v Europe/Mosc...
What “things” can be injected into others in Angular.js?
... hold of the $provide service by asking for it to be injected into an application's config function. An example might be something like this:
app.config(function($provide) {
$provide.provider('greeting', function() {
this.$get = function() {
return function(name) {
alert("Hello,...
How are ssl certificates verified?
What is the series of steps needed to securely verify a ssl certificate? My (very limited) understanding is that when you visit an https site, the server sends a certificate to the client (the browser) and the browser gets the certificate's issuer information from that certificate, then uses that t...