大约有 30,000 项符合查询结果（耗时：0.0478秒） [XML]
Format floats with standard json module
...t the json module seems to assume all custom types should be serialized as strings. Ie: you end up with the Javascript string "0.33" in the output, not the number 0.33. There may be a way yet to make this work, but it's harder than it looks.
...
Does a method's signature in Java include its return type?
...ple:
public class Foo {
public int myMethod(int param) {}
public char myMethod(int param) {}
}
No, the compiler won't know the difference, as their signature: myMethod(int param) is the same. The second line:
public char myMethod(int param) {}
will give you can error: method is al...
How to handle command-line arguments in PowerShell
...hem from console if not available or stop script execution:
param (
[string]$server = "http://defaultserver",
[Parameter(Mandatory=$true)][string]$username,
[string]$password = $( Read-Host "Input password, please" )
)
Inside the script you can simply
write-output $server
since a...
Unique Constraint in Entity Framework Code First
...
Starting with EF 6.1 it is now possible:
[Index(IsUnique = true)]
public string EmailAddress { get; set; }
This will get you a unique index instead of unique constraint, strictly speaking. For most practical purposes they are the same.
...
Encode html entities in javascript
...u're using UTF8 character encoding, make sure your database is storing the strings in UTF8. You still may see instances where the characters do not display correctly, depending on system font configuration and other issues out of your control.
Documentation
String.charCodeAt - https://developer.m...
What is the difference between related SQLite data-types like INT, INTEGER, SMALLINT and TINYINT?
...e stored as compact varints / float64, and only blob and text is stored as strings
– phiresky
May 17 '19 at 10:12
add a comment
|
...
How to change XAMPP apache server port?
...lder]/apache/conf/httpd.conf
Open the httpd.conf file and search for the String:
Listen 80
This is the port number used by XAMMP.
Then search for the string ServerName and update the Port Number which you entered earlier for Listen
Now save and re-start XAMPP server.
...
How to remove old Docker containers
...optionally, volumes, in one command.
For older Docker versions, you can string Docker commands together with other Unix commands to get what you need. Here is an example on how to clean up old containers that are weeks old:
$ docker ps --filter "status=exited" | grep 'weeks ago' | awk '{print $1...
What is a PDB file?
...is necessary for the file and line numbers to be present in the StackTrace string. I included the PDB file in the executable folder and now all is fine.
share
|
improve this answer
|
...
When should I use C++ private inheritance?
...educe space consumption where it really matters, e.g. in policy controlled string classes or in compressed pairs. actually, boost::compressed_pair used protected inheritance.
– Johannes Schaub - litb
Mar 17 '09 at 22:12
...