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What is the difference between Non-Repeatable Read and Phantom Read?
...modified in another transaction? Could that result in a phantom read? (A strange thing to do in most cases, but not impossible.)
– jpmc26
May 13 '18 at 13:25
...
Android How to adjust layout in Full Screen Mode when softkeyboard is visible
...ted on a Nexus 5, and emulators running API levels 16-24 with screen sizes ranging from tiny to big.
The code has been ported to Kotlin, but porting my changes back to Java is simple. Let me know if you need help:
class AndroidBug5497Workaround constructor(activity: Activity) {
private val con...
Why is printing to stdout so slow? Can it be sped up?
...fp = file("out.txt", "w", 1) # line-buffered, like stdout
[...]
for x in range(lineCount):
fp.write(line)
os.fsync(fp.fileno()) # wait for the write to actually complete
I ran your file writing test on my machine, and with buffering, it also 0.05s here for 100,000 lines.
However, w...
What's the best way to refactor a method that has too many (6+) parameters?
...e minSpeed and maxSpeed parameters and put them in a new type:
class SpeedRange
{
public int Min;
public int Max;
}
bool SpeedIsAcceptable(SpeedRange sr, int currentSpeed)
{
return currentSpeed >= sr.Min & currentSpeed < sr.Max;
}
This is better, but to really take advantage ...
How to install a node.js module without using npm?
...kg>@<version>
npm install <pkg>@<version range>
Can specify one or more: npm install ./foo.tgz bar@stable /some/folder
If no argument is supplied and ./npm-shrinkwrap.json is
present, installs dependencies specifi...
Which $_SERVER variables are safe?
...ese are "safe" or not depend on how (and where) they are defined. They can range from completely server controlled to completely user controlled.
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How can I save an image with PIL?
... Then the normalization is to keep things simple for the conversion to the range [0, 255].
– mmgp
Jan 23 '13 at 4:53
1
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What are all the common undefined behaviours that a C++ programmer should know about? [closed]
...
"Evaluating an expression whose result is not in the range of the corresponding types" .... integer overflow is well-defined for UNSIGNED integral types, just not signed ones.
– nacitar sevaht
Aug 9 '13 at 20:06
...
How to add property to a class dynamically?
...or k,v in kwargs.items():
setattr(self, k, v)
for i in range(len(iargs)):
setattr(self, args[i], iargs[i])
for k,v in ikwargs.items():
setattr(self, k, v)
name = kwargs.pop("name", "MyStruct")
kwargs.update(dict((k, None) for k in args))
...
What's the algorithm to calculate aspect ratio?
...is resolution is, and take one with the smaller error
for i in range(len(accepted_ratios)):
ratio = accepted_ratios[i].split(':')
w = float(ratio[0])
h = float(ratio[1])
known_ratio_normalized = w / h
distanc...