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What's the difference between size_t and int in C++?
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From the friendly Wikipedia:
The stdlib.h and stddef.h header files define a datatype called size_t which is used to represent the size of an object. Library functions that take sizes expect them to be of type size_t, and the sizeof operator evaluates to size_t.
The actual type of size_...
You have already activated X, but your Gemfile requires Y
...ed rake to 0.9.2 which now conflicts with the version specified in your Gemfile. Previously the latest version of rake you had matched the version in your Gemfile, so you didn't get any warning when simply using rake.
Yehuda Katz (one of the original Bundler developers) explains it all in this blog...
How to concatenate strings in django templates?
...t use add for strings, you should define a custom tag like this :
Create a file : <appname>\templatetags\<appname>_extras.py
from django import template
register = template.Library()
@register.filter
def addstr(arg1, arg2):
"""concatenate arg1 & arg2"""
return str(arg1) + s...
Disable Logback in SpringBoot
...exclude the org.slf4j:slf4j-log4j12 module.
Adding this to a Gradle build file will resolve the issue:
configurations {
runtime.exclude group: "org.slf4j", module: "slf4j-log4j12"
compile.exclude group: "org.slf4j", module: "slf4j-log4j12"
}
See this other StackOverflow answer for more d...
Installing PIL with pip
... of imaging: _imagingft.c:73:31: fatal error: freetype/fterrors.h: No such file or directory #include <freetype/fterrors.h> So you have to install python-imaging throught pip
– c24b
Nov 9 '14 at 16:53
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Hide the cursor of an UITextField
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Well, then, perhaps you should file a bug at bugreport.apple.com because the iOS docs say: "If the text range has a length, it indicates the currently selected text. If it has zero length, it indicates the caret (insertion point). If the text-range object ...
failed to serialize the response in Web API
...switched off XML and forced only JSON to be returned.
In the Global.asax file, put the following lines at the top of your Application_Start method:
GlobalConfiguration.Configuration.Formatters.JsonFormatter.SerializerSettings.ReferenceLoopHandling = Newtonsoft.Json.ReferenceLoopHandling.Ignore;
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Getting “net::ERR_BLOCKED_BY_CLIENT” error on some AJAX calls
...utube videos. So is it even possible to avoid the adBlock when having this file ?
– Niklas
Apr 27 '17 at 15:14
wait, w...
What REALLY happens when you don't free after malloc?
...ave memory leaks.
On the other hand, the similar admonition to close your files on exit has a much more concrete result - if you don't, the data you wrote to them might not get flushed, or if they're a temp file, they might not get deleted when you're done. Also, database handles should have their...
How to define an enum with string value?
...ine an Enum and add valid common separators which used in CSV or similar files. Then I am going to bind it to a ComboBox as a data source so whenever I add or remove from the Enum definition, I would not need to change anything in the combo box.
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