大约有 16,330 项符合查询结果(耗时:0.0498秒) [XML]

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Where do you store your salt strings?

I've always used a proper per-entry salt string when hashing passwords for database storage. For my needs, storing the salt in the DB next to the hashed password has always worked fine. ...
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ReactJS: Modeling Bi-Directional Infinite Scrolling

Our application uses infinite scrolling to navigate large lists of heterogenous items. There are a few wrinkles: 3 Answers ...
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How to generate a random number in C++?

I'm trying to make a game with dice, and I need to have random numbers in it (to simulate the sides of the die. I know how to make it between 1 and 6). Using ...
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Difference between reduce and foldLeft/fold in functional programming (particularly Scala and Scala

Why do Scala and frameworks like Spark and Scalding have both reduce and foldLeft ? So then what's the difference between reduce and fold ? ...
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Does the C++ standard mandate poor performance for iostreams, or am I just dealing with a poor imple

Every time I mention slow performance of C++ standard library iostreams, I get met with a wave of disbelief. Yet I have profiler results showing large amounts of time spent in iostream library code (full compiler optimizations), and switching from iostreams to OS-specific I/O APIs and custom buffer...
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What's the best way to communicate between view controllers?

Being new to objective-c, cocoa, and iPhone dev in general, I have a strong desire to get the most out of the language and the frameworks. ...
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How to limit setAccessible to only “legitimate” uses?

The more I learned about the power of java.lang.reflect.AccessibleObject.setAccessible , the more astonished I am at what it can do. This is adapted from my answer to the question ( Using reflection to change static final File.separatorChar for unit testing ). ...
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Fast Bitmap Blur For Android SDK

...in an Android application that I'm developing I'm looping through the pixels of an image to blur it. This takes about 30 seconds on a 640x480 image. ...
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Separation of business logic and data access in django

I am writing a project in Django and I see that 80% of the code is in the file models.py . This code is confusing and, after a certain time, I cease to understand what is really happening. ...