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JPA or JDBC, how are they different?
...sh for the same. I saw some examples and also read the Oracle docs to know all about Java EE 5. Connecting to a database was very simple. I opened a dynamic web project, created a session EJB , I used EntityManager and with the get methods could access the stored data table.
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Hide grid row in WPF
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UpVoted - Converters permit all this to be declarative in Xaml. I generally hate using code-behind to fiddle with visual stuff.
– Allen
May 22 '14 at 13:43
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Apache .htaccess 禁止访问某目录方法 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...禁止的目录中的.htaccess文件中添加一下两行代码。
order allow,deny
deny from all
(可以把all换成某一ip地址)最简单方法，在所要禁止的目录中的.htaccess文件中添加一下两行代码。
order allow,deny
deny from all
(可以把all换成某一ip地...
Is it bad to have my virtualenv directory inside my git repository?
...s --distribute .env && source .env/bin/activate && pip install -r requirements.txt
– RyanBrady
Jul 6 '11 at 2:39
2
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What is the difference between String.slice and String.substring?
... Feb 11 '10 at 10:36
Daniel VassalloDaniel Vassallo
301k6666 gold badges475475 silver badges424424 bronze badges
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How does this print “hello world”?
... 6 symbols
apart from letters. With this codification scheme you can have all 26 (one case) english letters and 6 symbols (being space among them).
Algorithm description
The >>= 5 in the for-loop jumps from group to group, then the 5-bits group gets isolated ANDing the number with the mask ...
What is the difference between gsub and sub methods for Ruby Strings
...ticed before. I've been using :gsub and it appears that they are essentially the same. Can anyone explain the difference to me? Thanks!
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How to remove CocoaPods from a project?
...u can add this xcodeproj as a subproject to your main xcodeproj.
If you really want to remove all CocoaPods integration you need to do a few things:
NOTE editing some of these things if done incorrectly could break your main project. I strongly encourage you to check your projects into source cont...
Why use the params keyword?
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With params you can call your method like this:
addTwoEach(1, 2, 3, 4, 5);
Without params, you can’t.
Additionally, you can call the method with an array as a parameter in both cases:
addTwoEach(new int[] { 1, 2, 3, 4, 5 });
That is, par...
display: inline-block extra margin [duplicate]
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The alternative is to use float:left on all the elements and set the container to overflow:auto to clear it
– bcoughlan
Apr 4 '11 at 18:41
4
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