大约有 47,000 项符合查询结果（耗时：0.0594秒） [XML]
How to make a always full screen?
...
@AdamHarte Why it doesn't work if you remove the 'html' selector from the CSS? → body { height: 100%; margin: 0; }
– Alex Prut
Apr 12 '14 at 10:14
...
How can I troubleshoot my Perl CGI script?
...rather than being buffered.
You have to set this for each filehandle. Use select to
change the default filehandle, like so:
$|++; #sets $| for STDOUT
$old_handle = select( STDERR ); #change to STDERR
$|++; #sets $| for STDERR
select( $old_hand...
Are email addresses case sensitive?
...eudocode:
if (user.paidEmailFee) {
// case sensitive email
query = "select * from users where email LIKE ' + user.email + '"
} else {
// case insensitive email
query = "select * from users where email ILIKE ' + user.email + '"
}
This way, you are mostly enforcing case insensitivity bu...
Can I have multiple primary keys in a single table?
...hese practices, but there is nothing in the relational model that requires selecting a primary key among the candidate keys.
share
|
improve this answer
|
follow
...
How to organize a node app that uses sequelize?
... did not quite understand Sequelize, but to me doing things more than just selecting from one table wasn't really convenient. And where ordinarily you would use select from two or more tables, or a union in pure SQL, you would have to run separate queries, and with the async nature of Node it's just...
How to use the same C++ code for Android and iOS?
...eturns it. The idea is, iOS will send "Obj-C" and Android will send "Java" from their respective languages, and the CPP code will create a text as a follow "cpp says hello to << text received >>".
Shared CPP code
First of all, we are going to create the shared CPP code, doing it we hav...
Resharper- Find all unused classes
... find unused references of a single file by right clicking on the file and selecting the "Find Usages" option. Is there any way I can see or get the list of all the unused classes or files in my project ?
...
Remote debugging a Java application
...ugger for remote debugging:
Eclipse Settings:
1.Click the Run Button
2.Select the Debug Configurations
3.Select the “Remote Java Application”
4.New Configuration
Name : GatewayPortalProject
Project : GatewayPortal-portlet
Connection Type: Socket Attach
Connection Properties:
i) localhos...
What is private bytes, virtual bytes, working set?
...perfmon counter descriptions, here is the inside story about private bytes from "Private Bytes Performance Counter -- Beware!" on MSDN:
Q: When is a Private Byte not a Private Byte?
A: When it isn't resident.
The Private Bytes counter reports the commit charge of the process. That is to say, the am...
What's the difference between OpenID and OAuth?
... service. However, since OAuth does not support discovery, it requires pre-selecting and hard-coding the providers you decide to use. A user visiting your site cannot use any identifier, only those pre-selected by you. Also, OAuth does not have a concept of identity so using it for login means eithe...