大约有 7,400 项符合查询结果（耗时：0.0244秒） [XML]
Using Transactions or SaveChanges(false) and AcceptAllChanges()?
...ich database it's talking to, Rollback() is called in case it's talking to MySql or something that doesn't have that automatic behavior.
– Jared
Jun 13 '16 at 20:52
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What is the difference between “#!/usr/bin/env bash” and “#!/usr/bin/bash”?
...up. Let me demonstrate this:
Usually /bin is a well protected place, only root is able to change anything there. Your home directory is not, though, any program you run is able to make changes to it. That means malicious code could place a fake bash into some hidden directory, modify your .bash_pro...
Abusing the algebra of algebraic data types - why does this work?
.... There's no notion of subtraction of types, let alone division and square roots. So I guess my question is: when can you go from an algebraic manipulation assuming X is an element of the real numbers to a true statement about types, and moreover, where the does the correspondence (coefficient of n...
LINQ-to-SQL vs stored procedures? [closed]
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LINQ to Entities works with Postgres and MySql in addition to MSSQL. Not sure, but I thought I read there was something for Oracle around.
– bbqchickenrobot
Jul 8 '09 at 17:36
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Why are margin/padding percentages in CSS always calculated against width?
...he simplest case that browsers calculate block widths from the outside in (root to tips), then flow content into those blocks to determine their heights (tips to root).
– sam
Oct 10 '13 at 1:47
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Naming cookies - best practices [closed]
... This is especially problematic if your cookies are scoped to your website root "/", and not to the folder where they are consumed.
So I say, two best practices:
make sure you limit scope of your cookies to the path where they are read and written, (third argument of setcookie() method does thi...
tcpdump: localhost to localhost [closed]
... Get rid of the use of sudo, be clear and state that this must be run as root.
– Geoffrey
Mar 17 '16 at 9:34
Yea, it...
how to check if a file is a directory or regular file in python? [duplicate]
...def walktree(top, callback):
'''recursively descend the directory tree rooted at top,
calling the callback function for each regular file'''
for f in os.listdir(top):
pathname = os.path.join(top, f)
mode = os.stat(pathname)[ST_MODE]
if S_ISDIR(mode):
...
SVN- How to commit multiple files in a single shot
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Yes worked nice. Also within my document root i could commit all changes within the working copy tree structure with this: >svn commit . -m 'mass commit message'
– Grigoreas P.
Jul 25 '17 at 10:36
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Page vs Window in WPF?
...he Window control using NavigationWindow and Frame controls. Window is the root control that must be used to hold/host other controls (e.g. Button) as container. Page is a control which can be hosted in other container controls like NavigationWindow or Frame. Page control has its own goal to serve l...