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Use CSS to automatically add 'required field' asterisk to form inputs
...would have to manually put in the distance for every length of form input, and wouldn't be able to have any flexible inputs.
– brentonstrine
Jun 25 '12 at 22:11
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sqlite3-ruby install error on Ubuntu
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If you run in ubuntu,and using RVM for ruby on rails,please add FIRST:
sudo apt-get install libxslt-dev libxml2-dev
OR You can check with these commands:
This command will prepare for you two packages : sqllite3 and libsqlite3-dev
sudo ap...
Convert String to double in Java
...l characters that aren't a number or . to nothing, leaving only the number and decimal point to be parsed.
– WhiteFang34
Apr 24 '11 at 10:01
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Python: What OS am I running on?
...wered Aug 5 '08 at 3:27
Louis BrandyLouis Brandy
15.1k33 gold badges3333 silver badges2929 bronze badges
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Why is the console window closing immediately once displayed my output?
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Because it's finished. When console applications have completed executing and return from their main method, the associated console window automatically closes. This is expected behavior.
If you want to keep it open for debugging purposes, you'll need to instruct the computer to wait for a key pre...
Determining if an Object is of primitive type
I have an Object[] array, and I am trying to find the ones that are primitives. I've tried to use Class.isPrimitive() , but it seems I'm doing something wrong:
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Why would json_encode return an empty string
...conv() or mb_convert_encoding() may be better options as noted in comments and other solutions.
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How do I move the turtle in LOGO? [closed]
.../ TURN LEFT
LT 21
// MOVE BACKWARD
BK 17
Check out some other turtle commands found here...
Turtle Commands
BACK ## [BK] - Move turtle back
BACKGROUND ## [BG] - Set Background color (0-15)
0 - Black
1 - White
2 - Red
3 - Cyan
4 - Purple
5 - Green
6 - Blue
7 - Yellow
8 - Orange
9 - Brown...
Applying .gitignore to committed files
...ignore to match the ignored files, you can do git ls-files -ci --exclude-standard to see the files that are included in the exclude lists; you can then do
//On Linux:
git ls-files -ci --exclude-standard -z | xargs -0 git rm --cached
//On Windows:
for /F "tokens=*" %a in ('git ls-files -ci --exclud...
How to create a file in a directory in java?
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Don't forget to check the called method (mkdirs and createNewFile) calls for errors
– Alessandro S.
Jul 28 '15 at 12:26
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