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How to retrieve the current version of a MySQL database management system (DBMS)?
What command returns the current version of a MySQL database?
19 Answers
19
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How to tell if a JavaScript function is defined
...ed which is correct but your function should return false and not generate error...
– Wookie88
Oct 22 '12 at 22:53
@Wo...
Create, read, and erase cookies with jQuery [duplicate]
... //= require jQuery, as the installation instructions say to do), I get an error whenever I load the app about missing files. If I remember correctly, the error was something like "Sprockets::FileNotFound" (or something close to that, I'm not at my dev computer right now). Thanks!
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Order a MySQL table by two columns
How do I sort a MySQL table by two columns?
5 Answers
5
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How to check for an undefined or null variable in JavaScript?
...e between cases:
Variables can be undefined or undeclared. You'll get an error if you access an undeclared variable in any context other than typeof.
if(typeof someUndeclaredVar == whatever) // works
if(someUndeclaredVar) // throws error
A variable that has been declared but not initialized is...
“unary operator expected” error in Bash if condition
...d" ];
which is not a valid syntax. (It would also fail with a different error message if $aug1 included white space or shell metacharacters.)
The modern [[ operator has lots of other nice features, including regular expression matching.
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How do I delete all untracked files from my working directory in Mercurial?
Is it possible to delete all untracked files from my working directory? Let's say I added a bunch of files to my working directory, didn't add them via 'hg add' and now want to get rid of those new files entirely?
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Python setup.py develop vs install
Two options in setup.py develop and install are confusing me. According to this site , using develop creates a special link to site-packages directory.
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...丝脱落司机：开启免打扰模式，然后各种宅。
@猪脚L:穷到家里待了一个星期
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@-魏宇a:连一块钱坐公交都舍不得。
@我是阿...
Print a file's last modified date in Bash
...y in order to print correctly and not give the "no such file or directory" error. Thank you all so much for helping me!
Here is my final code:
echo "Please type in the directory you want all the files to be listed with last modified dates" #bash can't find file creation dates
read directory
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