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How can I tell if a library was compiled with -g?
...ng libvoidincr.a
In archive libvoidincr.a:
voidincr.o: file format elf64-x86-64
If there are debugging symbols, the output will be much more verbose.
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Strings in a DataFrame, but dtype is object
...ndarray. Every element in a ndarray must has the same size in byte. For int64 and float64, they are 8 bytes. But for strings, the length of the string is not fixed. So instead of save the bytes of strings in the ndarray directly, Pandas use object ndarray, which save pointers to objects, because of ...
Maximum length of HTTP GET request
...--------------------------------
Chrome 32779 >64k
Android 8192 >64k
Firefox >64k >64k
Safari >64k >64k
Internet Explorer 11 2047 5120
Edge 16 2047 ...
HTTP Error 404.3 - Not Found" while browsing wcf service on Windows Server 2008(64bit)
...lication based on .Net Framework 3.5 sp1 and hosted on windows server 2008(64bit).
7 Answers
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What is the most efficient way to loop through dataframes with pandas? [duplicate]
...e()-A)
print B
Result:
[0.5639059543609619, 0.017839908599853516, 0.005645036697387695]
This is probably not the best way to measure the time consumption but it's quick for me.
Here are some pros and cons IMHO:
.iterrows(): return index and row items in separate variables, but significantly...
What are the GCC default include directories?
...-v -x c++ - -fsyntax-only
ignoring nonexistent directory "/usr/lib/gcc/x86_64-redhat-linux/4.8.2/include-fixed"
ignoring nonexistent directory "/usr/lib/gcc/x86_64-redhat-linux/4.8.2/../../../../x86_64-redhat-linux/include"
#include "..." search starts here:
#include <...> search starts here:
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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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How long should SQL email fields be? [duplicate]
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255+64 = 319, 320 is counting the @
– Havenard
Aug 19 '09 at 0:27
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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...
Get data from file input in JQuery
I actually have a file input and I would like to retrieve the Base64 data of the file.
7 Answers
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