大约有 47,900 项符合查询结果（耗时：0.0556秒） [XML]
How do I read the first line of a file using cat?
...
+1. you only need the head not the whole cat :P (the command tail is part of the bash pun too)
– SparK
Feb 17 '14 at 18:54
...
ORDER BY the IN value list
...
@user80168 What if there are thousands values in IN clause? because I have got to do it for thousands records
– kamal
Oct 20 '16 at 10:35
...
Select unique or distinct values from a list in UNIX shell script
I have a ksh script that returns a long list of values, newline separated, and I want to see only the unique/distinct values. It is possible to do this?
...
Preventing an image from being draggable or selectable without using JS
Does anyone know of a way to make an image not draggable and not selectable -- at the same time -- in Firefox, without resorting to Javascript? Seems trivial, but here's the issue:
...
Testing if a checkbox is checked with jQuery
...
Use .is(':checked') to determine whether or not it's checked, and then set your value accordingly.
More information here.
share
|
improve this answer
|
follow
...
How can I access an object property named as a variable in php?
...'$t'};
Alternatively, you can put the name of the property in a variable and use it like this:
$property_name = '$t';
echo $object->$property_name;
You can see both of these in action on repl.it: https://repl.it/@jrunning/SpiritedTroubledWorkspace
...
Removing duplicate objects with Underscore for Javascript
...
The "'_.pluck' callback shorthand" only works if you pass a value for isSorted (e.g. _.uniq(a, false, 'a')) I pinged github/bestiejs/lodash and they said the issue was fixed on edge. So if you're not using a function, make sure you have the latest. This ...
IISExpress Log File Location
IISExpress writes log and configuration data to pre-determined location out of the box.
3 Answers
...
How do I create a message box with “Yes”, “No” choices and a DialogResult?
I want to make simple Yes/No choiced MessageBox, but I think it is nonsense to design a form for that. I thought I could use MessageBox, add buttons, etc. to accomplish this. It is simple, but since there is no DialogResult returned, how do I retrieve the result?
...
Setting environment variables for accessing in PHP when using Apache
I have a Linux environment and I have a PHP Web Application that conditionally runs based on environment variables using getenv in PHP. I need to know how these environment variables need to be set for the application to work correctly. I am not sure how to set this up on Apache.
...