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How to get device make and model on iOS?
...de objectForKey:code];
if (!deviceName) {
// Not found on database. At least guess main device type from string contents:
if ([code rangeOfString:@"iPod"].location != NSNotFound) {
deviceName = @"iPod Touch";
}
else if([code rangeOfString:@"iPad"].lo...
Print an integer in binary format in Java
...ng uses two's complement output, toString coverts the number the specified base and puts a negative sign in front, so toString(-8, 2) == "-1000"
– Joe
Jan 10 '16 at 20:22
add ...
How can I check for NaN values?
...an too. If you constructed an actual NumPy NaN with something like np.float64('nan'), then you'd get np.float64('nan') is not np.float64('nan') too.
– user2357112 supports Monica
Apr 22 at 10:09
...
Is there a Python equivalent to Ruby's string interpolation?
...First is %s, second is %s" % (var1, var2).
– kirbyfan64sos
Nov 5 '15 at 20:07
add a comment
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...
Getting time elapsed in Objective-C
... a link with much more information here: https://stackoverflow.com/a/23378064/588476
In light of that information, maybe it is safer to use Apple's function CACurrentMediaTime!
I also benchmarked the mach_timebase_info call and it takes approximately 19ns on my iPhone 6, so I removed the (not thre...
Reading a file line by line in Go
...s
}
return s[:length]
}
I tested on:
go version go1.15 darwin/amd64
go version go1.7 windows/amd64
go version go1.6.3 linux/amd64
go version go1.7.4 darwin/amd64
The test program outputs:
Long lines
readFileWithReadString
> Read 4194305 characters
> > aaaaaaaaaaaaaaaaaaaaaaaaa...
Gradle finds wrong JAVA_HOME even though it's correctly set
...st a symlink
/etc/alternatives/javac -> /usr/lib/jvm/java-8-openjdk-amd64/bin/javac
OK so finally found the bin above actual javac so do this
export JAVA_HOME=/usr/lib/jvm/java-8-openjdk-amd64
export PATH=$JAVA_HOME/bin:$PATH
above can be simplified and generalized to
which javac >/dev/...
How to calculate date difference in JavaScript?
...0*60*24)) -- for difference in any other unit, adjust the denominator (the base value is in ms).
– trisweb
Oct 22 '13 at 19:54
35
...
module unsafe for SAFESEH image C++
... 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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What is the difference between the kernel space and the user space?
...nerates an interrupt such as int 0x80 or syscall to signal the kernel. x86-64 Linux syscall hello world example:
.data
hello_world:
.ascii "hello world\n"
hello_world_len = . - hello_world
.text
.global _start
_start:
/* write */
mov $1, %rax
mov $1, %rdi
mov $hello_world, %...