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StackOverflow程序员推荐：每个程序员都应读的30本书 - 杂谈 - 清泛网 - 专...
...尔、巴赫书》。他极为深入研究了程序员每日都要面对的问题：递归、验证、证明和布尔代数。这是一本很出色的读物，难度不大，偶尔有挑战，一旦你要鏖战到底，将是非常值得的。 – Jonik
13. 《代码整洁之道》
推荐数...
“register” keyword in C?
...
It tells the compiler to try to use a CPU register, instead of RAM, to store the variable. Registers are in the CPU and much faster to access than RAM. But it's only a suggestion to the compiler, and it may not follow through.
...
Download a file with Android, and showing the progress in a ProgressDialog
...Dialog.setProgressStyle(ProgressDialog.STYLE_HORIZONTAL);
mProgressDialog.setCancelable(true);
// execute this when the downloader must be fired
final DownloadTask downloadTask = new DownloadTask(YourActivity.this);
downloadTask.execute("the url to the file you want to download");
mProgressDialog....
How to save username and password with Mercurial?
...efix = https://bitbucket.org/repo/path
bb.username = foo
bb.password = foo_passwd
The ‘bb’ part is an arbitrary identifier and is used to match prefix with username and password - handy for managing different username/password combos with different sites (prefix)
You can also only specify the...
Why is Magento so slow? [closed]
...ehind the scenes (application configuration, system config, layout config, etc.) that involve building up giant XML trees in memory and then "querying" those same trees for information. This takes both memory (storing the trees) and CPU (parsing the trees). Some of these (especially the layout tre...
Queue.Queue vs. collections.deque
...ation.
In fact the heavy usage of an extra mutex and extra method ._get() etc. method calls in Queue.py is due to backwards compatibility constraints, past over-design and lack of care for providing an efficient solution for this important speed bottleneck issue in inter-thread communication. A lis...
Bill Gross超火爆演讲: 创业成功唯一最关键因素 - 资讯 - 清泛网 - 专注C/C++及内核技术
...业组织这么伟大，为什么他们中绝大部分都会失败？这个问题，是我想知道的，我希望找出真正能影响它们成功的关键性因素，而且，我想尝试用一种系统化的方式研究，以避免我一些直觉性的东西，以及因为过去经历我曾操盘...
How can I check if a Perl array contains a particular value?
...grep, hash...
any: 0 wallclock secs ( 0.67 usr + 0.00 sys = 0.67 CPU) @ 149253.73/s (n=100000)
first: 1 wallclock secs ( 0.63 usr + 0.01 sys = 0.64 CPU) @ 156250.00/s (n=100000)
grep: 42 wallclock secs (41.95 usr + 0.08 sys = 42.03 CPU) @ 2379.25/s (n=100000)
hash: 0 ...
Why can't strings be mutable in Java and .NET?
...en somehow you manage to change the
file name you can request to open
"passwd" file or any other. Then a
file can be modified and it will be
possible to login directly to OS.
Second - Memory efficiency http://hikrish.blogspot.com/2006/07/why-string-class-is-immutable.html
JVM internall...
TypeLoadException says 'no implementation', but it is implemented
...
I had this error too, it was caused by an Any CPU exe referencing Any CPU assemblies that in turn referenced an x86 assembly.
The exception complained about a method on a class in MyApp.Implementations (Any CPU), which derived MyApp.Interfaces (Any CPU), but in fuslogv...