大约有 35,000 项符合查询结果（耗时：0.0535秒） [XML]
.NET: Which Exception to Throw When a Required Configuration Setting is Missing?
...t limited in your exception-throwing to existing exceptions in the Framework. If you do decide to use existing exceptions, you don't absolutely have to follow the documentation to the letter. The documentation will describe how the framework uses a given exception, but doesn't imply any limitation...
What is a good Java library to zip/unzip files? [closed]
I looked at the default Zip library that comes with the JDK and the Apache compression libs and I am unhappy with them for 3 reasons:
...
Use email address as primary key?
...ins.
If you store information about users in multiple tables, the foreign keys to the users table will be the e-mail address. That means that you store the e-mail address multiple times.
share
|
im...
Android - Spacing between CheckBox and text
Is there an easy way to add padding between the checkbox in a CheckBox control, and the associated text?
29 Answers
...
Encoding URL query parameters in Java
How does one encode query parameters to go on a url in Java? I know, this seems like an obvious and already asked question.
...
How can one check to see if a remote file exists using PHP?
The best I could find, an if fclose fopen type thing, makes the page load really slowly.
22 Answers
...
Can I use CASE statement in a JOIN condition?
...return the value of an assignment or test for equality, neither of which make sense in the context of a CASE/THEN clause. (If BOOLEAN was a datatype then the test for equality would make sense.)
share
|
...
How would you access Object properties from within an object method? [closed]
...
Greg HurlmanGreg Hurlman
17.1k66 gold badges5050 silver badges8383 bronze badges
...
How to make input type= file Should accept only pdf and xls
...sily be removed via some code inspector. So in either case you need to check the file type on the server side (your second question).
Example:
<input type="file" name="upload" accept="application/pdf,application/vnd.ms-excel" />
To your third question "And when I click the files (PDF/XLS) ...
How to determine equality for two JavaScript objects?
...e equal. However, is there a way to tell if two objects are equal, much like the hash code value in Java?
64 Answers
...