大约有 46,000 项符合查询结果（耗时：0.0837秒） [XML]
Expanding a parent to the height of its children
...Cheers for the link, never seen this website before. Is it well maintained and updated? Do you swear by it?
– pilau
Apr 2 '13 at 21:46
...
End of support for python 2.7?
...re, to 2020. This decision was made to
clarify the status of Python 2.7 and relieve worries for those users
who cannot yet migrate to Python 3. See also PEP 466.
share
|
improve this answer
...
What's the difference between comma separated joins and join on syntax in MySQL? [duplicate]
...is no difference at all.
Second representation makes query more readable and makes it look very clear as to which join corresponds to which condition.
share
|
improve this answer
|
...
Is there a naming convention for MySQL?
...
I would say that first and foremost: be consistent.
I reckon you are almost there with the conventions that you have outlined in your question. A couple of comments though:
Points 1 and 2 are good I reckon.
Point 3 - sadly this is not always pos...
Stop Chrome Caching My JS Files
...a PERMANENT solution for ALL of your users. The best way is a random query string at the end of the src. src="someJs.js?someRandomStringCreatedByInlineJsOrServerRenderedCode" which would make it so that it had a fresh version everytime. a good random string would be to grab todays date/time and thro...
Should I initialize variable within constructor or outside constructor [duplicate]
...fference .But in some case initializing in constructor makes sense.
class String
{
char[] arr/*=char [20]*/; //Here initializing char[] over here will not make sense.
String()
{
this.arr=new char[0];
}
String(char[] arr)
{
this.arr=arr;
}
}
So depending...
When & why to use delegates? [duplicate]
... define a person
/// </summary>
public class Person {
public string Name { get; set; }
public int Age { get; set; }
}
class Program {
//Our delegate
public delegate bool FilterDelegate(Person p);
static void Main(string[] args) {
//Create 4 Person objects
...
SHA512 vs. Blowfish and Bcrypt [closed]
...orking password.
Now consider bcrypt. It uses Blowfish to encrypt a magic string, using a key "derived" from the password. Later, when a user enters a password, the key is derived again, and if the ciphertext produced by encrypting with that key matches the stored ciphertext, the user is authentica...
echo that outputs to stderr
... FYI: if you want to format or do anything besides simply echo the string then you'll have to move the redirect back to the end. For example errcho(){ >&2 echo $@|pr -To5;} won't work. To do something like that you'll have to put the redirect somewhere after the last pipe like: errc...
Navigation in django
I've just done my first little webapp in django and I love it. I'm about to start on converting an old production PHP site into django and as part its template, there is a navigation bar.
...