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How do I use a file grep comparison inside a bash if/else statement?
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205
From grep --help, but also see man grep:
Exit status is 0 if any line was selected, 1 other...
Generate full SQL script from EF 5 Code First Migrations
...nager Console works as expected:
Update-Database -Script -SourceMigration:0
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Add UIPickerView & a Button in Action sheet - How?
...ableViewController *)[[navigationController viewControllers] objectAtIndex:0];
tableViewController.tableData = self.statesArray;
tableViewController.navigationItem.title = @"States";
tableViewController.delegate = self;
[self presentViewController:navigationController animated:YES completion:nil];
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Highlight label if checkbox is checked
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edited Jul 20 '15 at 22:26
Eliasz Kubala
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Datatable vs Dataset
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edited Apr 30 '15 at 10:31
Hossein Narimani Rad
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Selecting the first “n” items with jQuery
...d to select just the first "n" items from the page, for example the first 20 links instead of selecting all of them with the usual
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How to calculate a mod b in Python?
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answered Jun 13 '09 at 16:59
eduffyeduffy
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How to merge two sorted arrays into a sorted array? [closed]
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Sumit Singh
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answered May 11 '11 at 1:19
Greg HewgillGreg Hewgill
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How to change the playing speed of videos in HTML5?
...o twice as fast */
document.querySelector('video').defaultPlaybackRate = 2.0;
document.querySelector('video').play();
/* now play three times as fast just for the heck of it */
document.querySelector('video').playbackRate = 3.0;
The above works on Chrome 43+, Firefox 20+, IE 9+, Edge 12+.
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Breaking loop when “warnings()” appear in R
... 1:3) {
cat(i, "\n")
as.numeric(c("1", "NA"))
}}
# warn = 0 (default) -- warnings as warnings!
j()
# 1
# 2
# 3
# Warning messages:
# 1: NAs introduced by coercion
# 2: NAs introduced by coercion
# 3: NAs introduced by coercion
# warn = 2 -- warnings as errors
options(warn=2)
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