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Pandas read_csv low_memory and dtype options
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@zthomas.nc yes, Pandas does not need to bother testing what is in the column. Theoretically saving some memory while loading (but none after loading is complete) and theoretically saving some cpu cycles (which you won't notice since disk I/O will be the bottleneck.
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How to determine the memory footprint (size) of a variable?
...ommended!)
First of all install the Google gperftools by downloading the latest package here: https://code.google.com/p/gperftools/
Then as always:
sudo apt-get update
sudo apt-get install libunwind-dev -y
./configure
make
make install
Now in your code:
memprof_enable();
// do your magic
memprof_...
How can you search Google Programmatically Java API [closed]
... throws GeneralSecurityException, IOException {
String searchQuery = "test"; //The query to search
String cx = "002845322276752338984:vxqzfa86nqc"; //Your search engine
//Instance Customsearch
Customsearch cs = new Customsearch.Builder(GoogleNetHttpTransport.newTrustedTransport(), ...
How do I call ::std::make_shared on a class with only protected or private constructors?
...simply pass {} for the private tag without having access to the type name (tested with g++ 4.9.0). Without real parameters it tries to construct A from {}, although I have no idea why, and fails. I think making the this_is_private constructor private and providing a static method to create it fixes ...
How to get ID of the last updated row in MySQL?
...sets LAST_INSERT_ID to 0 if there's nothing to UPDATE: UPDATE lastinsertid_test SET row='value' WHERE row='asd' AND LAST_INSERT_ID(id) OR LAST_INSERT_ID(0);. However it doesn't retrieve multiple ids, so this answer is superior.
– martinczerwi
Apr 29 '15 at 8:35...
How to define hash tables in Bash?
... @ken it's a licensing issue. Bash on OSX is stuck at the latest non-GPLv3 licensed build.
– lhunath
Oct 23 '14 at 12:23
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How I can delete in VIM all text from current line to end of file?
...rent line to end of the file. This is very useful when you're dealing with test vector generation or stripping.
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How to change the font size on a matplotlib plot
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To get the legends as well use ax.legend().get_texts(). Tested on Matplotlib 1.4.
– James S.
Sep 11 '17 at 4:19
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Why does Git treat this text file as a binary file?
...you use really doesn't matter, as long as it remains consistent.
I didn't test it, but I'm sure if I would have just committed my file with the new Unicode encoding, the next time I made changes to that file it would have shown the changes properly and not detected it as binary, since then it would...
Vertical (rotated) label in Android
...erride fun onDraw(c: Canvas) {
// c.drawColor(0xffffff80); // TEST
if (layout == null)
return
c.withSave {
if (topDown) {
val fm = paint.fontMetrics
translate(textSize - (fm.bottom + fm.descent), 0f)
...