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How to test an SQL Update statement before running it?
...
In addition to using a transaction as Imad has said (which should be mandatory anyway) you can also do a sanity check which rows are affected by running a select using the same WHERE clause as the UPDATE.
So if you UPDATE is
UPDATE foo
SET bar = 42
WHERE col1 = 1
AN...
How to make clang compile to llvm IR
... linker, create a symlink to that linker named "ld" in a special directory called "fakebin" somewhere on your computer, and add the option
-B/home/jeremy/fakebin
to any linking steps above.
share
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Symfony 2: How do I check if a user is not logged in inside a template?
...er
{% endif %}
from the docs:
IS_AUTHENTICATED_ANONYMOUSLY - automatically assigned to a user who is
in a firewall protected part of the site but who has not actually
logged in. This is only possible if anonymous access has been allowed.
IS_AUTHENTICATED_REMEMBERED - automatically ass...
How to install a node.js module without using npm?
...il.
Now you want to make some modifications to gulp-util lib and test it locally with your use-gulp project...
Fork gulp-util project on github\bitbucket etc.
Switch to your project: cd use-gulp/node_modules
Clone gulp-util as gulp-util-dev : git clone https://.../gulp-util.git gulp-util-dev
Run np...
Android emulator-5554 offline
...ick on it and click on end process tree.
In eclipse, go to Window>Android Virtual Device Manager, click on the AVD you want to launch, click on start and uncheck "Launch From Snapshot" and then click on launch.
That's it! It will take a while and it should resolve your problem.
...
What are “sugar”, “desugar” terms in context of Java 8?
...various ways a lambda expression may be bound to an actual concrete method call.
This document on "Translation of Lambda Expressions" seems to have the real details of what's going on if you're interested in specifics.
A key phrase from the document:
The first step of translating lambdas into ...
How to set a Default Route (To an Area) in MVC
Ok this has been asked before but there is no solid solution out there. So for purpose of myself and others who may find this useful.
...
What are conventions for filenames in Go?
...the go test tool.
Files with os and architecture specific suffixes automatically follow those same constraints, e.g. name_linux.go will only build on linux, name_amd64.go will only build on amd64. This is the same as having a //+build amd64 line at the top of the file
See the docs for the go buil...
async await return Task
... get proper responses back from async methods, you need to put await while calling those task methods. That will wait for converting it back to the returned value type rather task type.
E.g var content = await StringAsyncTask (
where public async Task<String> StringAsyncTask ())...
Highlight label if checkbox is checked
...you have
<div>
<input type="checkbox" class="check-with-label" id="idinput" />
<label class="label-for-check" for="idinput">My Label</label>
</div>
you can do
.check-with-label:checked + .label-for-check {
font-weight: bold;
}
See this working. Note that thi...