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Uint8Array to string in Javascript
...ode these out to a regular javascript string (I believe Javascript uses 16 bit Unicode)? I dont want to add one character at the time as the string concaternation would become to CPU intensive.
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How is malloc() implemented internally? [duplicate]
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107
The sbrksystem call moves the "border" of the data segment. This means it moves a border of an...
how to get last insert id after insert query in codeigniter active record
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10
From the documentation:
$this->db->insert_id()
The insert ID number when performing data...
Disabling the fullscreen editing view for soft keyboard input in landscape?
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110
To do that, navigate to activity xml and paste android:imeOptions="flagNoExtractUi" in your cod...
What does the “>” (greater-than sign) CSS selector mean?
...03
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answered Jul 12 '10 at 4:35
BoltClock♦B...
Application_Error not firing when customerrors = “On”
...ontainer.
You can still use your IoC with an IExceptionFilter, but it's a bit more tricky to configure your bindings.
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psql: FATAL: role “postgres” does not exist
...traditional role name of postgres.
You can make your local install look a bit more traditional and avoid these problems by doing a one time:
/Applications/Postgres.app/Contents/Versions/9.*/bin/createuser -s postgres
which will make those FATAL: role "postgres" does not exist go away.
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Java: random long number in 0
...er of 2
return (int)((n * (long)next(31)) >> 31);
int bits, val;
do {
bits = next(31);
val = bits % n;
} while(bits - val + (n-1) < 0);
return val;
}
So we may modify this to perform nextLong:
long nextLong(Random rng, long n) {
// erro...
MongoDB与内存 - 大数据 & AI - 清泛网移动版 - 专注IT技能提升
...5320k used, 2806804k free, 245020k buffers
Swap: 2097144k total, 100k used, 2097044k free, 26482048k cached
VIRT RES SHR %MEM
1892g 21g 21g 69.6
这台MongoDB服务器有没有性能问题？大家可以一边思考一边继续阅读。
先讲讲Linux是如何管理内存的
...
MongoDB与内存 - 大数据 & AI - 清泛网移动版 - 专注IT技能提升
...5320k used, 2806804k free, 245020k buffers
Swap: 2097144k total, 100k used, 2097044k free, 26482048k cached
VIRT RES SHR %MEM
1892g 21g 21g 69.6
这台MongoDB服务器有没有性能问题？大家可以一边思考一边继续阅读。
先讲讲Linux是如何管理内存的
...