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HashSet versus Dictionary w.r.t searching time to find if an item exists
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HashSet vs List vs Dictionary performance test, taken from here.
Add 1000000 objects (without checking duplicates)
Contains check for half the objects of a collection of 10000
Remove half the objects of a collection of 10000
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Why can't I reference System.ComponentModel.DataAnnotations?
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What is odd here is that VS was not able to give me the normal 'Potential Fix' for this one. Wonder why...
– Todd Vance
Dec 6 '16 at 22:41
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visual c++: #include files from other projects in the same solution
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This is a bit shoddy. VS can do so much automatically. Hard to believe there isn't a better solution compared to hard coding the path - project dependency setting or the like might be nice.
– Cookie
Feb 12 '1...
setting an environment variable in virtualenv
...hooks (preactivate, postactivate, predeactivate, postdeactivate) using the scripts with the same names in $VIRTUAL_ENV/bin/. You need the postactivate hook.
$ workon myvenv
$ cat $VIRTUAL_ENV/bin/postactivate
#!/bin/bash
# This hook is run after this virtualenv is activated.
export DJANGO_DEBUG=Tru...
How to prevent auto-closing of console after the execution of batch file
...le-clicking the bat file. It's a server environment (and I have to run the script in it), so they could have modified the behavior. That doesn't change my goal. To keep the command window open so I can so the error message it types.
– Henrik Erlandsson
Oct 28 '...
Difference between @import and link in CSS
...sly.
the @import directive forces the browser* to wait until the imported script is loaded inline to the parent script before it can be correctly processed by it's engine, since technically it is just one script.
A lot of css minimization scripts (and languages like less or sass) will automaticall...
Why is IoC / DI not common in Python?
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... at runtime.
We have names for "wiring together" and "at runtime":
scripting
dynamic
So, a DI container is nothing but an interpreter for a dynamic scripting language. Actually, let me rephrase that: a typical Java/.NET DI container is nothing but a crappy interpreter for a really bad dynam...
How to merge dictionaries of dictionaries?
...k])
# Alternatively, replace this with exception raiser to alert you of value conflicts
elif k in dict1:
yield (k, dict1[k])
else:
yield (k, dict2[k])
dict1 = {1:{"a":"A"},2:{"b":"B"}}
dict2 = {2:{"c":"C"},3:{"d":"D"}}
print dict(mergedicts(d...
How to execute a file within the python interpreter?
...here any way to provide stdin from a file like using < to the executing script with in the execfile().? @s-lott
– bhanu
Mar 2 '16 at 7:18
9
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PowerShell Script to Find and Replace for all Files with a Specific Extension
...y easy to enumerate files in given directory, read them and process.
The script could look like this:
Get-ChildItem C:\Projects *.config -recurse |
Foreach-Object {
$c = ($_ | Get-Content)
$c = $c -replace '<add key="Environment" value="Dev"/>','<add key="Environment...