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Convert blob to base64
This is a snippet for the code that I want to do Blob to Base64 string:
9 Answers
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Why are we not to throw these exceptions?
...ly unspecific. You shouldn’t ever throw this exception because it simply does not contain any useful information. Calling code catching for exceptions couldn’t disambiguate the intentionally thrown exception (from your logic) from other system exceptions that are entirely undesired and point out...
How to access the last value in a vector?
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Doesn't work if you want to add stuff from vectors though tail(vector, n=1)-tail(vector, n=2)
– Andreas Storvik Strauman
Mar 19 '18 at 17:47
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How to filter Pandas dataframe using 'in' and 'not in' like in SQL
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Just an FYI, the @LondonRob had his as a DataFrame and yours is a Series. DataFrame's isin was added in .13.
– TomAugspurger
Nov 13 '13 at 18:07
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Which “href” value should I use for JavaScript links, “#” or “javascript:void(0)”?
...to some using the return value of the function called like this:
function doSomething() {
//Some code
return false;
}
But then they forget to use return doSomething() in the onclick and just use doSomething().
A second reason for avoiding # is that the final return false; will not execut...
Is there a documented way to set the iPhone orientation?
...p where I would like to support device rotation in certain views but other don't particularly make sense in Landscape mode, so as I swapping the views out I would like to force the rotation to be set to portrait.
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Convert XLS to CSV on command line
How could I convert an XLS file to a CSV file on the windows command line.
15 Answers
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In Python how should I test if a variable is None, True or False
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Don't fear the Exception! Having your program just log and continue is as easy as:
try:
result = simulate(open("myfile"))
except SimulationException as sim_exc:
print "error parsing stream", sim_exc
else:
if res...
Still Reachable Leak detected by Valgrind
...rightly) argue that certain types of memory leaks that fit this definition don't actually pose any sort of problem, and therefore should not be considered true "memory leaks".
An arguably stricter (and more useful) definition of "memory leak" is, "Memory was allocated and cannot be subsequently fre...
How to add months to a date in JavaScript? [duplicate]
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Why do you have to do new Date on jan3120091 twice? Couldn't the second line be var eight.... = jan312009.setMonth(jan312009.getMonth()+8);?
– Kolob Canyon
Jul 13 '16 at 21:33
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