大约有 40,000 项符合查询结果（耗时：0.0259秒） [XML]
Create an index on a huge MySQL production table without table locking
...pare the script, and I usually having to create a .sql file containing the raw SQL change and a .sh file as wrapper to run the same SQL but in fragment format (no ALTER TABLE). You can run multiple commands with pt-online-schema-change by stringing them up and separated by comma.
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What's the best mock framework for Java? [closed]
...I've been having success with JMockit.
It's pretty new, and so it's a bit raw and under-documented. It uses ASM to dynamically redefine the class bytecode, so it can mock out all methods including static, private, constructors, and static initializers. For example:
import mockit.Mockit;
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Moc...
How do you Encrypt and Decrypt a PHP String?
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Ramesh, this is because you're getting the raw encrypted data. You can get a nicer version of the encrypted data by using base64, like this: base64_encode(encrypt($string)) -- To decrypt it: decrypt(base64_decode($encrypted))
– mendezcode
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How to inspect FormData?
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console.log(...fd)
Longer answer
If you would like to inspect what the raw body would look like then you could use the Response constructor (part of fetch API)
var fd = new FormData
fd.append("key1", "value1")
fd.append("key2", "value2")
new Response(fd).text().then(console.log)
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A cron job for rails: best practices?
... NB: these days I'm using whenever (see Jim Garvin's answer), but a raw cron entry to run rake task would be something like: 30 4 * * * /bin/bash -l -c 'cd /opt/railsapp && RAILS_ENV=production rake cron --silent'
– tardate
Jul 12 '11 at 10:08
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Why can't I inherit static classes?
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@KonradMorawski It's impossible to write extension methods for static classes. stackoverflow.com/questions/249222/…
– Martin Braun
Jul 16 '14 at 10:19
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Can I change the height of an image in CSS :before/:after pseudo-elements?
...ages/pdf.png');
transform: scale(.5);
}
http://jsfiddle.net/Nwupm/
Drawbacks: you need to know the intrinsic dimensions of the image, and it leaves you with some whitespace, which I can't get rid of ATM.
share
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Is there a way to create multiline comments in Python?
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Then, you can use r'raw string' -- r'\xor' == '\\xor'.
– GingerPlusPlus
Jun 29 '16 at 14:13
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What is the difference between Cloud, Grid and Cluster? [closed]
...t, except that nowadays the concept is applied more widely. (I.e. not just raw computing, also entire services, or storage ...)
Grid: a grid is simply many computers which together might solve a given problem/crunch data. The fundamental difference between a grid and a cluster is that in a grid eac...
Is there a C++ gdb GUI for Linux? [closed]
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You won't find anything overlaying GDB which can compete with the raw power of the Visual Studio debugger. It's just too powerful, and it's just too well integrated inside the IDE.
For a Linux alternative, try DDD if free software is your thing.
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