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How to format numbers by prepending 0 to single-digit numbers?
I want to format a number to have two digits. The problem is caused when 0 – 9 is passed, so I need it to be formatted to 00 – 09 .
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Converting String to “Character” array in Java
I want to convert a String to an array of objects of Character class but I am unable to perform the conversion. I know that I can convert a String to an array of primitive datatype type "char" with the toCharArray() method but it doesn't help in converting a String to an array of objects of C...
Explain which gitignore rule is ignoring my file
Is there any way to see why some file is getting ignored by git (i.e. which rule in a .gitignore file is causing the file to be ignored)?
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Why I cannot cout a string?
Why I cannot cout string like this:
7 Answers
7
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Using reflect, how do you set the value of a struct field?
having a rough time working with struct fields using reflect package. in particular, have not figured out how to set the field value.
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Google Tag Manager 入门指南 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...g Manager 入门指南Google 近期发布了：Tag Manager 产品（http: www.google.com tagmanager ），适用于站点多，运行多套：流量，广告系统的用户。部署一...Google 近期发布了：Tag Manager 产品（http://www.google.com/tagmanager/），适用于站点多，运行...
Check if directory mounted with bash
...ing the mount command without arguments will tell you the current mounts. From a shell script, you can check for the mount point with grep and an if-statement:
if mount | grep /mnt/md0 > /dev/null; then
echo "yay"
else
echo "nay"
fi
In my example, the if-statement is checking the exit...
Rename multiple files by replacing a particular pattern in the filenames using a shell script [dupli
I need to write a shell script for this. Can someone suggest how to begin?
8 Answers
8...
What's the best Django search app? [closed]
...ntil there's a django.contrib.search , I have to choose a search app. So, which is the best? By "best" I mean...
15 Answer...
How to edit log message already committed in Subversion?
Is there a way to edit the log message of a certain revision in Subversion? I accidentally wrote the wrong filename in my commit message which could be confusing later.
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