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mmap() vs. reading blocks
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Keep in mind that using any advice based on hardware and software from the 2000s, without testing it today would be a very suspect approach. Also, while many of the facts about mmap vs read() in that thread are still true as they were in the past, the overall ...
How to check certificate name and alias in keystore files?
... = keyStore.getKey(alias, password.toCharArray());
String encodedKey = new Base64Encoder().encode(key.getEncoded());
System.out.println("key ? " + encodedKey);
@prateek Hope this is what you looking for!
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What is the optimal algorithm for the game 2048?
... well.
Since the game is a discrete state space, perfect information, turn-based game like chess and checkers, I used the same methods that have been proven to work on those games, namely minimax search with alpha-beta pruning. Since there is already a lot of info on that algorithm out there, I'll j...
What is the maximum length of data I can put in a BLOB column in MySQL?
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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How to convert UTF-8 byte[] to string?
... Well, good luck unpacking it if it has non-ascii. Just use Convert.ToBase64String.
– Erik Bergstedt
Dec 12 '15 at 10:30
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裁员！裁员！创业者们的2016“寒冬大逃杀” - 资讯 - 清泛网 - 专注IT技能提升
...在公众视野很久的游戏公司触控科技，在2014年冲击上市失败以后就再没有传出过融资的消息。“一直陆陆续续地有人走，”一位前触控员工对36氪说。触控科技在望京SOHO曾零散地租了近13层楼，现在只有一层还留下来办公使用，...
Total memory used by Python process?
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For Unix based systems (Linux, Mac OS X, Solaris), you can use the getrusage() function from the standard library module resource. The resulting object has the attribute ru_maxrss, which gives the peak memory usage for the calling pro...
How to iterate over values of an Enum having flags?
...tFlags(Enum value, Enum[] values)
{
ulong bits = Convert.ToUInt64(value);
List<Enum> results = new List<Enum>();
for (int i = values.Length - 1; i >= 0; i--)
{
ulong mask = Convert.ToUInt64(values[i]);
if (i == 0 && m...
Why is there no std::stou?
...+11 21.5/1: Effects: the first two functions call strtol(str.c_str(), ptr, base), and the last three functions call strtoul(str.c_str(), ptr, base), strtoll(str.c_str(), ptr, base), and strtoull(str.c_str(), ptr, base), respectively.
– Mike Seymour
Jan 3 '12 at...
How to count the number of set bits in a 32-bit integer?
...all enough counts) that this doesn't produce carry into that top 8 bits.
A 64-bit version of this can do 8x 8-bit elements in a 64-bit integer with a 0x0101010101010101 multiplier, and extract the high byte with >>56. So it doesn't take any extra steps, just wider constants. This is what GCC...