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Angularjs loading screen on ajax request
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210
Instead of setting up a scope variable to indicate data loading status, it is better to have a d...
throwing an exception in objective-c/cocoa
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Be sure to read the important caveat from harms (stackoverflow.com/questions/324284/324805#324805)
– e.James
Sep 22 '10 at 2:11
26
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How to properly use unit-testing's assertRaises() with NoneType objects? [duplicate]
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The answer from @unutbu shows how to call assertRaises (no lambda necessary)
– scharfmn
Apr 4 '18 at 17:45
add ...
When to delete branches in Git?
...oping.
Delete old branches with
git branch -d branch_name
Delete them from the server with
git push origin --delete branch_name
or the old syntax
git push origin :branch_name
which reads as "push nothing into branch_name at origin".
That said, as long as the DAG (directed acyclic graph) ...
Counter increment in Bash loop not working
...a temp file for storing the intermediate value:
TEMPFILE=/tmp/$$.tmp
echo 0 > $TEMPFILE
# Loop goes here
# Fetch the value and increase it
COUNTER=$[$(cat $TEMPFILE) + 1]
# Store the new value
echo $COUNTER > $TEMPFILE
# Loop done, script done, delete the file
unlink $TEMPFILE
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What's the best strategy for unit-testing database-driven applications?
...ying complexity on the backend. Typically, there's an ORM layer separate from the business and presentation logic. This makes unit-testing the business logic fairly straightforward; things can be implemented in discrete modules and any data needed for the test can be faked through object mocking.
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How can I share code between Node.js and the browser?
...Node, which lets you expose a JavaScript function so that it can be called from another machine using a simple JSON-based network protocol.
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App Inventor 2 中文网原创内容 · App Inventor 2 中文网
...编译出苹果iOS版App吗？
【科普】App Inventor 2 添加超过10个屏幕会怎样？
【算法】如何计算1加到100的总和？（经典循环的写法）
【算法】App Inventor 2 算法之二分算法（Binary Search）实现，快速查找定位
组件用法
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Git push won't do anything (everything up-to-date)
...ster, then a simple git push will always push your changes back.
However, from the output snippet you posted, you're on a branch called develop, which I'm guessing hasn't been set up to push to anything. So git push without arguments won't push commits on that branch.
When it says "Everything up-...
Does a foreign key automatically create an index?
... tables.
Foreign key columns are often used in join criteria when the data from related tables is combined in queries by matching the column(s) in the FOREIGN KEY constraint of one table with the primary or unique key column(s) in the other table. An index allows Microsoft® SQL Server™ 2000 to fi...