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what is reverse() in Django
... question = get_object_or_404(Question, pk=question_id)
try:
selected = question.choice_set.get(pk=request.POST['choice'])
except KeyError:
# handle exception
pass
else:
selected.votes += 1
selected.save()
return HttpResponseRedirect(reve...
Is there a way to find/replace across an entire project in Eclipse?
...en go right-click on the project and do search from there (then make sure "selected resource" is selected in the dialog box).
– Travitron
Apr 27 '12 at 11:22
1
...
How to change background color in the Notepad++ text editor?
...
Go to Settings -> Style Configurator
Select Theme: Choose whichever you like best (the top two are easiest to read by most people's preference)
share
|
improve ...
Using TortoiseSVN how do I merge changes from the trunk to a branch and vice versa?
...rge Type: Merge a range of revisions | Click 'Next'
Merge revision range: Select the URL of the trunk directory that you copied to the branch / tag. Enter the revisions to merge or leave the field empty to merge all revisions | click 'Next'
Merge options: I just left these as default | click 'Merg...
Microsoft.Jet.OLEDB.4.0' provider is not registered on the local machine
...Engine 2010 and force your .NET application to run in 32-bit mode (e.g. by selecting x86 platform in Configuration Manager). And the proper solution is to replace MS Access with a better alternative.
– Massood Khaari
Sep 25 '13 at 5:26
...
Set default syntax to different filetype in Sublime Text 2
...ax type in the lower right corner of the window. This will open the syntax selection menu with the option to Open all with current extension as... at the top of the menu.
Updated 2016-04-19: As of now, this also works for Sublime Text 3.
...
Improve INSERT-per-second performance of SQLite
...ple threads (connection per-thread).
First find the items, in the table:
SELECT COUNT(*) FROM table
then read in pages (LIMIT/OFFSET):
SELECT * FROM table ORDER BY _ROWID_ LIMIT <limit> OFFSET <offset>
where and are calculated per-thread, like this:
int limit = (count + n_threa...
LINQ .Any VS .Exists - What's the difference?
... Enumerable.Repeat("ABCDEFGHIJKLMNOPQRSTUVWXYZ", 13)
.Select(s =>
{
var cryptoResult = new byte[4];
new RNGCryptoServiceProvider().GetBytes(cryptoResult);
return s[new Random(BitConverter.ToInt32(cryp...
How to enter a multi-line command
...e grave accent (backtick):
Get-ChildItem -Recurse `
-Filter *.jpg `
| Select LastWriteTime
However, this is only ever necessary in such cases as shown above. Usually you get automatic line continuation when a command cannot syntactically be complete at that point. This includes starting a new...
How to call an async method from a getter or setter?
...
You can use Task like this :
public int SelectedTab
{
get => selected_tab;
set
{
selected_tab = value;
new Task(async () =>
{
await newTab.ScaleTo...