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How to check if the user can go back in browser history or not
...ple, be allowed to figure out what bank I use, which school my kids go to, etc... Therefore, the browsers won't allow access to that property
– McAden
Mar 16 at 15:12
add a co...
How to merge two files line by line in Bash
...s you override with the -d option, so you can use something like awk, sed, etc... to format each line. Example: paste file1.txt file2.txt | awk '{printf "%-61s | %s\n", $1,$2}' ... this mimics the diff --side-by-side output)
– Yzmir Ramirez
May 27 '16 at 17:50...
Android SDK manager won't open
...t; Environment variables -> PATH -> edit: make sure they are in this order: C:\Program Files\Java\jdk1.7.0_11\bin;%SystemRoot%\system32;....
– Hải Phong
Jan 21 '13 at 2:23
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TypeError: 'NoneType' object is not iterable in Python
... iterate over the return values to assign them to these three variables in order but I'm only getting None to iterate over"
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Excluding files/directories from Gulp task
... I needed to use: gulp.src([/*file globs*/], {base:"."}) in order to get the glob patterns to work correctly.
– Scott
Jun 24 '15 at 5:07
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How do I copy a folder from remote to local using scp? [closed]
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use -p to preserve file modification times, permissions, etc! scp -pr user@...
– Ber
May 7 '16 at 2:06
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How to get Maven project version to the bash command line
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I'm removing all logging (INFO,WARNING,etc) and 'Download' messages with mvn org.apache.maven.plugins:maven-help-plugin:2.1.1:evaluate -Dexpression=project.version|grep -Ev '(^\[|Download\w+:)'
– Chadwick
Mar 29 '13 at 18:58
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Best data type for storing currency values in a MySQL database
...the transactions (let's suppose $100.23) and multiple by 100, 1000, 10000, etc. to get the accuracy you need. So if you only need to store cents and can safely round up or down, just multiply by 100. In my example, that would make 10023 as the integer to store. You'll save space in the database and ...
Hibernate, @SequenceGenerator and allocationSize
... Hibernate on every save operation needs to do the trip to the database in order to obtain new ID value.
– G. Demecki
Oct 5 '12 at 12:09
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Using [UIColor colorWithRed:green:blue:alpha:] doesn't work with UITableView seperatorColor?
..., the same works for hex values. as sometimes we get the colors as hex, in order to not calculate them by hand we can use: for example for #C94557 it would be: [UIColor colorWithRed:(CGFloat)0xC9/0xFF green:(CGFloat)0x45/0xFF blue:(CGFloat)0x57/0xFF alpha:1.0];
– memical
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