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How to rollback a specific migration?
I have the following migration file db\migrate\20100905201547_create_blocks.rb
14 Answers
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HTML table td meaning
...ered Sep 20 '15 at 22:27
Dbeast1_16Dbeast1_16
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Control cannot fall through from one case label
...Type)
{
case "SearchBooks":
Selenium.Type("//*[@id='SearchBooks_TextInput']", searchText);
Selenium.Click("//*[@id='SearchBooks_SearchBtn']");
break;
case "SearchAuthors":
Selenium.Type("//*[@id='SearchAuthors_TextInput']", searchText);
Selenium.Click...
Using Chrome, how to find to which events are bound to an element
...opers.google.com/web/tools/chrome-devtools/console/command-line-reference#0_-_4
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Manipulate a url string by adding GET parameters
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Basic method
$query = parse_url($url, PHP_URL_QUERY);
// Returns a string if the URL has parameters or NULL if not
if ($query) {
$url .= '&category=1';
} else {
$url .= '?category=1';
}
More advanced
$url = 'http://example.com/search?ke...
Import multiple csv files into pandas and concatenate into one DataFrame
... as the column names.
import pandas as pd
import glob
path = r'C:\DRO\DCL_rawdata_files' # use your path
all_files = glob.glob(path + "/*.csv")
li = []
for filename in all_files:
df = pd.read_csv(filename, index_col=None, header=0)
li.append(df)
frame = pd.concat(li, axis=0, ignore_inde...
Assign width to half available screen width declaratively
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How to run only one local test class on Gradle
...ass
Below example to run class com.example.TestClass with variant Variant_1:
gradlew.bat ConnectedVariant_1AndroidTest -Pandroid.testInstrumentationRunnerArguments.class=com.example.TestClass
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MYSQL import data from csv using LOAD DATA INFILE
...tatement should look like this:
LOAD DATA INFILE 'data.csv' INTO TABLE tbl_name
FIELDS TERMINATED BY ',' ENCLOSED BY '"'
LINES TERMINATED BY '\r\n'
IGNORE 1 LINES;
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Validate that end date is greater than start date with jQuery
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@Cros jQuery.validator.addMethod("zip_code_checking", function(value, element) { return jQuery('#zip_endvalue').val() > jQuery('#zip_startvalue').val() }, "* Zip code end value should be greater than Zip code start value");
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