大约有 15,500 项符合查询结果（耗时：0.0335秒） [XML]
Best way to work with transactions in MS SQL Server Management Studio
...nt that you can also (and should if what you are writing is complex) add a test variable to rollback if you are in test mode. Then you can execute the whole thing at once. Often I also add code to see the before and after results of various operations especially if it is a complex script.
Example ...
Performance difference between IIf() and If
...de effects.
Code illustration:
Module Module1
Sub Main()
Dim test As Boolean = False
Dim result As String = IIf(test, Foo(), Bar())
End Sub
Public Function Foo() As String
Console.WriteLine("Foo!")
Return "Foo"
End Function
Public Function Bar(...
Regular expression for first and last name
...upports some special characters like hyphens, spaces and apostrophes. I've tested in python and it supports the characters below:
^[\w'\-,.][^0-9_!¡?÷?¿/\\+=@#$%ˆ&*(){}|~<>;:[\]]{2,}$
Characters supported:
abcdefghijklmnopqrstwxyz
ABCDEFGHIJKLMNOPQRSTUVWXYZ
áéíóúäëïöüÄ'
...
When is a Java method name too long? [closed]
...ot be too long. I do want to add one exception though:
The names of JUnit test methods, however, can be long and should resemble sentences.
Why?
Because they are not called in other code.
Because they are used as test names.
Because they then can be written as sentences describing requirements. ...
PDO's query vs execute
...metimes there are rare exceptions to best practices, and you might want to test your environment both ways to see what will work best.
In one case, I found that query worked faster for my purposes because I was bulk transferring trusted data from an Ubuntu Linux box running PHP7 with the poorly sup...
Multiple working directories with Git?
...le, when $GIT_DIR=/path/main/.git the command git worktree add /path/other/test-next next creates:
the linked working tree in /path/other/test-next and
also creates a $GIT_DIR/worktrees/test-next directory (or $GIT_DIR/worktrees/test-next1 if test-next is already taken).
Within a linked work...
“Thinking in AngularJS” if I have a jQuery background? [closed]
... to think about how to divide our application into individual, extensible, testable components.
So then how do you do that? How do you "think in AngularJS"? Here are some general principles, contrasted with jQuery.
The view is the "official record"
In jQuery, we programmatically change the view. ...
How to convert string to boolean php
... then you'll need to check for the presence or otherwise of that value.
$test_mode_mail = $string === 'true'? true: false;
EDIT: the above code is intended for clarity of understanding. In actual use the following code may be more appropriate:
$test_mode_mail = ($string === 'true');
or mayb...
How to get current working directory in Java?
...ardless where the .class or .jar file the .class file is in.
public class Test
{
public static void main(final String[] args)
{
final String dir = System.getProperty("user.dir");
System.out.println("current dir = " + dir);
}
}
if you are in /User/me/ and your .jar fi...
Is there a generator version of `string.split()` in Python?
...]+", string))
Demo:
>>> list( split_iter("A programmer's RegEx test.") )
['A', "programmer's", 'RegEx', 'test']
edit: I have just confirmed that this takes constant memory in python 3.2.1, assuming my testing methodology was correct. I created a string of very large size (1GB or so), t...