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Converting integer to binary in python
...0:08b}'.format(6)
'00000110'
Just to explain the parts of the formatting string:
{} places a variable into a string
0 takes the variable at argument position 0
: adds formatting options for this variable (otherwise it would represent decimal 6)
08 formats the number to eight digits zero-padded o...
Android: How to bind spinner to custom object list?
...need a value, do something like this (no, you don't have to chain it):
String selectedVal = getResources().getStringArray(R.array.values)[spinner.getSelectedItemPosition()];
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How can a Java program get its own process ID?
... the name representing the running Java virtual machine. The
returned name string can be any arbitrary string and a Java virtual
machine implementation can choose to embed platform-specific useful
information in the returned name string. Each running virtual machine
could have a different name.
In ...
When to encode space to plus (+) or %20?
...encode a space in either of these contexts. So if you need to URL-encode a string for inclusion in part of a URL, it is always safe to replace spaces with %20 and pluses with %2B. This is what eg. encodeURIComponent() does in JavaScript. Unfortunately it's not what urlencode does in PHP (rawurlencod...
Eclipse Kepler for OS X Mavericks request Java SE 6
... then replace
<key>JVMCapabilities</key>
<array>
<string>CommandLine</string>
</array>
with the following:
<key>JVMCapabilities</key>
<array>
<string>JNI</string>
<string>BundledApp</string>
<string>Co...
What does Python's eval() do?
...d and have python execute it. So you could have the user type in a command string and then have python run it as code. So for example: eval("__import__('os').remove('file')").
– BYS2
Feb 21 '12 at 19:24
...
Get css top value as number not as string?
...
You can use the parseInt() function to convert the string to a number, e.g:
parseInt($('#elem').css('top'));
Update: (as suggested by Ben): You should give the radix too:
parseInt($('#elem').css('top'), 10);
Forces it to be parsed as a decimal number, otherwise strings ...
Accessing nested JavaScript objects and arays by string path
...is based on some similar code I already had, it appears to work:
Object.byString = function(o, s) {
s = s.replace(/\[(\w+)\]/g, '.$1'); // convert indexes to properties
s = s.replace(/^\./, ''); // strip a leading dot
var a = s.split('.');
for (var i = 0, n = a.length; i &...
ASP.NET MVC How to convert ModelState errors to json
... .ToList();
2nd EDIT:
You're looking for a Dictionary<string, string[]>:
var errorList = ModelState.ToDictionary(
kvp => kvp.Key,
kvp => kvp.Value.Errors.Select(e => e.ErrorMessage).ToArray()
);
...
read.csv warning 'EOF within quoted string' prevents complete reading of file
...ns.CSV", quote = "",
row.names = NULL,
stringsAsFactors = FALSE)
str(cit)
## 'data.frame': 112543 obs. of 13 variables:
## $ row.names : chr "10.2307/675394" "10.2307/30007362" "10.2307/4254931" "10.2307/20537934" ...
## $ id : chr "10.2307/6...