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Best way to store date/time in mongodb
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201
The best way is to store native JavaScript Date objects, which map onto BSON native Date objects...
The way to check a HDFS directory's size?
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10 Answers
10
Active
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Node.js - Find home directory in platform agnostic way
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edited Jun 8 '18 at 13:56
answered Jan 31 '12 at 14:43
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Comma separator for numbers in R?
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135
You can try either format or prettyNum, but both functions return a vector of characters. I'd ...
How does a garbage collector avoid an infinite loop here?
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110
As per Richter in the second edition of CLR via C# (yes I need to update):
Page 478
For (...
Set markers for individual points on a line in Matplotlib
...For example, using a dashed line and blue circle markers:
plt.plot(range(10), linestyle='--', marker='o', color='b')
A shortcut call for the same thing:
plt.plot(range(10), '--bo')
Here is a list of the possible line and marker styles:
================ ===============================
c...
Remove grid, background color, and top and right borders from ggplot2
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134
EDIT Ignore this answer. There are now better answers. See the comments. Use + theme_classic(...
What is the difference between .text, .value, and .value2?
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.Text gives you a string representing what is displayed on the screen for the cell. Using .Text ...
Create boolean column in MySQL with false as default value?
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You have to specify 0 (meaning false) or 1 (meaning true) as the default. Here is an example:
create table mytable (
mybool boolean not null default 0
);
FYI: boolean is an alias for tinyint(1).
Here is the proof:
mysql> create table mytable (
->...
Read Excel File in Python
... object:\n"
" Arm_id = {0}\n"
" DSPName = {1}\n"
" DSPCode = {2}\n"
" HubCode = {3}\n"
" PinCode = {4} \n"
" PPTL = {5}"
.format(self.id, self.dsp_name, self.dsp_code,
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