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Best way to store date/time in mongodb
I've seen using strings, integer timestamps and mongo datetime objects.
2 Answers
2
...
Get difference between two lists
...ot[4]'],
'values_changed': {'root[2]': {'newvalue': 4, 'oldvalue': 2}}}
String difference
>>> t1 = {1:1, 2:2, 3:3, 4:{"a":
What is an uber jar?
...own policy don't allow usage of some library, or if they have to bind some extra-components (slf4j, system compliant libs, arch specialiez libs, ...) this will probably increase difficulties for them.
You can perform that :
basically with maven-assembly-plugin
a bit more further with maven-shade-pl...
.classpath and .project - check into version control or not?
...the user should check out the project and should be able to run it without extra knowledge. For this files the rules are the same as for other files in the project: handle them with care. You should not place absolute pathes in the source code, neigther you should in the configuration files.
If the...
How to use a variable to specify column name in ggplot
...
You can use aes_string:
f <- function( column ) {
...
ggplot( rates.by.groups, aes_string(x="name", y="rate", colour= column,
group=column ) )
}
as long as you pass the column to the func...
How to add a margin to a table row [duplicate]
...o be styled differently and highlighted. What I'm trying to do is add some extra spacing before and after these rows so they appear slightly separated from the other rows.
...
Compiling with cython and mingw produces gcc: error: unrecognized command line option '-mno-cygwin'
...e. I followed Ignacio's instructions verbatim. Replaced 4 instances of the string "-mno-cygwin" with "" in the cygwincompile.py file
– Ram Narasimhan
Oct 27 '12 at 20:20
4
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How to call base.base.method()?
...yword in the children methods though.
public class SuperBase
{
public string Speak() { return "Blah in SuperBase"; }
}
public class Base : SuperBase
{
public new string Speak() { return "Blah in Base"; }
}
public class Child : Base
{
public new string Speak() { return "Blah in Child";...
Can I have multiple background images using CSS?
... support IE8 or below, then the best way you can work around it is to have extra divs:
<body>
<div id="bgTopDiv">
content here
</div>
</body>
body{
background-image: url(images/bg.png);
}
#bgTopDiv{
background-image: url(images/bgTop.png);
backg...
How to check certificate name and alias in keystore files?
...yStore keystore = KeyStore.getInstance(KeyStore.getDefaultType());
String password = "password";
keystore.load(is, password.toCharArray());
Enumeration<String> enumeration = keystore.aliases();
while(enumeration.hasMoreElements()) {
String alias = ...